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Questions and Answers
What is the primary challenge hindering increased banana and plantain production, as indicated in the content?
What is the primary challenge hindering increased banana and plantain production, as indicated in the content?
- A lack of suitable land for cultivation in various ecosystems.
- The high costs associated with exporting bananas and plantains.
- The extended growth cycle of over two years resulting from the use of poor-quality suckers. (correct)
- Insufficient demand for bananas and plantains in the intertropical zone.
Compared to in vitro cultivation, what is a key advantage of the PIF technique for banana and plantain propagation?
Compared to in vitro cultivation, what is a key advantage of the PIF technique for banana and plantain propagation?
- PIF requires more specialized equipment and technical expertise than _in vitro_ cultivation.
- PIF offers a higher success rate in producing disease-resistant plantlets.
- PIF is generally more effective for research purposes, as it allows for precise genetic manipulation.
- PIF is typically less expensive and faster, making it more accessible to small-scale farmers. (correct)
In the PIF technique, what step is crucial for inducing sprouts from axillary buds?
In the PIF technique, what step is crucial for inducing sprouts from axillary buds?
- Subjecting the suckers to a period of intense cold.
- Applying chemical fertilizers directly to the corms.
- Planting entire suckers without any modification.
- Exposing axillary buds to high humidity after destroying primary buds. (correct)
What is the potential plantlet yield from one sucker using the PIF technique, based on the information provided?
What is the potential plantlet yield from one sucker using the PIF technique, based on the information provided?
According to the content, which of the following is the MOST crucial consideration when constructing a propagator for PIF production?
According to the content, which of the following is the MOST crucial consideration when constructing a propagator for PIF production?
If a banana farmer observes signs of disease on their suckers, at which stage of the PIF process should they implement phytosanitary treatments, according to the listed steps?
If a banana farmer observes signs of disease on their suckers, at which stage of the PIF process should they implement phytosanitary treatments, according to the listed steps?
A farmer is planning to implement the PIF technique but has limited resources. Which initial investment would provide the most benefit for the success of the technique?
A farmer is planning to implement the PIF technique but has limited resources. Which initial investment would provide the most benefit for the success of the technique?
Assuming a plantain farmer follows all steps of the PIF production, what is the MOST critical factor that determines the number of plantlets they can obtain from a single sucker?
Assuming a plantain farmer follows all steps of the PIF production, what is the MOST critical factor that determines the number of plantlets they can obtain from a single sucker?
Why is it crucial to peel up to 2 mm above the knot when preparing a bulb for propagation?
Why is it crucial to peel up to 2 mm above the knot when preparing a bulb for propagation?
What is the primary reason for cutting the pseudostem back to 1 to 2 cm above the stem’s last visible knot?
What is the primary reason for cutting the pseudostem back to 1 to 2 cm above the stem’s last visible knot?
What is the significance of making a right-angled crosscut on the bud at the starting point of each leaf during bulb preparation?
What is the significance of making a right-angled crosscut on the bud at the starting point of each leaf during bulb preparation?
What is the recommended procedure for phytosanitary treatment of peeled stems to eliminate fungus, insects, and nematodes?
What is the recommended procedure for phytosanitary treatment of peeled stems to eliminate fungus, insects, and nematodes?
Why is it important to contact a local agricultural service provider for phytosanitary treatment information rather than relying solely on general guidelines?
Why is it important to contact a local agricultural service provider for phytosanitary treatment information rather than relying solely on general guidelines?
What is the recommended dilution and application method for neem oil as an organic insecticide-fungicide, based on the provided information?
What is the recommended dilution and application method for neem oil as an organic insecticide-fungicide, based on the provided information?
When preparing garlic as a natural insecticide-fungicide, what is the correct procedure regarding dilution after the crushed bulbs have been steeped?
When preparing garlic as a natural insecticide-fungicide, what is the correct procedure regarding dilution after the crushed bulbs have been steeped?
If a new banana plantation is established, and the farmer wants to optimize growth potential, which environmental conditions should the farmer ensure are consistently maintained?
If a new banana plantation is established, and the farmer wants to optimize growth potential, which environmental conditions should the farmer ensure are consistently maintained?
A grower notices a minor fungal infection on their bulbs after peeling. Considering both commercial and organic options, what initial treatment approach would be MOST prudent?
A grower notices a minor fungal infection on their bulbs after peeling. Considering both commercial and organic options, what initial treatment approach would be MOST prudent?
A researcher is studying the genetic lineage of a banana specimen. If the banana is identified as a hybrid of Musa acuminata and Musa balbisiana, what are the implications for its original species classification?
A researcher is studying the genetic lineage of a banana specimen. If the banana is identified as a hybrid of Musa acuminata and Musa balbisiana, what are the implications for its original species classification?
A food scientist aims to develop a new product using plantains, focusing on their nutritional benefits. Considering the established nutritional profile of plantains, which health benefit can be most effectively advertised?
A food scientist aims to develop a new product using plantains, focusing on their nutritional benefits. Considering the established nutritional profile of plantains, which health benefit can be most effectively advertised?
An entrepreneur is planning to establish a sustainable enterprise using plantain plants. Which product would best utilize the plant's characteristics while also capitalizing on the concept of sustainability?
An entrepreneur is planning to establish a sustainable enterprise using plantain plants. Which product would best utilize the plant's characteristics while also capitalizing on the concept of sustainability?
A botanist discovers a plant that appears to be a cross between a banana and another fruit-bearing plant. Which characteristic would definitively classify it as being closely related to the plantain rather than a typical banana?
A botanist discovers a plant that appears to be a cross between a banana and another fruit-bearing plant. Which characteristic would definitively classify it as being closely related to the plantain rather than a typical banana?
A farmer observes that their banana plants, which were previously healthy, are now producing smaller, less flavorful fruit. They consult an agricultural expert. What is the most likely recommendation the expert will make based on the optimal growing conditions for bananas?
A farmer observes that their banana plants, which were previously healthy, are now producing smaller, less flavorful fruit. They consult an agricultural expert. What is the most likely recommendation the expert will make based on the optimal growing conditions for bananas?
In a comparative study of global food sources, a researcher analyzes the cultivation and consumption patterns of bananas and plantains. What conclusion would accurately describe the global significance of these crops?
In a comparative study of global food sources, a researcher analyzes the cultivation and consumption patterns of bananas and plantains. What conclusion would accurately describe the global significance of these crops?
A structural engineer is inspired by the architecture of plantain plants to design sustainable buildings. Which aspect of the plantain plant's structure could be adapted into building design features?
A structural engineer is inspired by the architecture of plantain plants to design sustainable buildings. Which aspect of the plantain plant's structure could be adapted into building design features?
What is the primary reason for placing newly replanted plantlets in a shade during acclimatization?
What is the primary reason for placing newly replanted plantlets in a shade during acclimatization?
Why is it important to ensure water can easily drain through the bags when replanting plantlets?
Why is it important to ensure water can easily drain through the bags when replanting plantlets?
What is the potential consequence of planting a plantlet too deeply in the soil during replanting?
What is the potential consequence of planting a plantlet too deeply in the soil during replanting?
What is the recommended temperature range for plantlet acclimatization after replanting, and why is maintaining it important?
What is the recommended temperature range for plantlet acclimatization after replanting, and why is maintaining it important?
Considering agriculture as a business, which of the following strategies would be LEAST effective for maximizing net return?
Considering agriculture as a business, which of the following strategies would be LEAST effective for maximizing net return?
What is the significance of regularly weeding the nursery where plantlets are growing?
What is the significance of regularly weeding the nursery where plantlets are growing?
A farmer is deciding between two varieties of plantain. Variety A yields larger fruit but is susceptible to a common local disease. Variety B is disease-resistant but produces smaller fruit. Which approach best integrates agricultural science and art to maximize profit?
A farmer is deciding between two varieties of plantain. Variety A yields larger fruit but is susceptible to a common local disease. Variety B is disease-resistant but produces smaller fruit. Which approach best integrates agricultural science and art to maximize profit?
What is the optimal temperature for growing plantain, and what happens to its growth rate outside of this temperature range?
What is the optimal temperature for growing plantain, and what happens to its growth rate outside of this temperature range?
How does understanding the 'art' of agriculture enhance a farmer's ability to adapt to unpredictable environmental changes, such as unusual rainfall patterns?
How does understanding the 'art' of agriculture enhance a farmer's ability to adapt to unpredictable environmental changes, such as unusual rainfall patterns?
How does shading affect the growth of plantain, and why is it important to manage the light conditions in a plantation?
How does shading affect the growth of plantain, and why is it important to manage the light conditions in a plantation?
What specific characteristic of polyethylene bags makes them suitable for replanting plantlets, and which size is highly recommended?
What specific characteristic of polyethylene bags makes them suitable for replanting plantlets, and which size is highly recommended?
If a farmer's primary goal is to ensure the long-term productivity and health of their land, which of the following actions would be MOST aligned with the aims of sustainable agriculture?
If a farmer's primary goal is to ensure the long-term productivity and health of their land, which of the following actions would be MOST aligned with the aims of sustainable agriculture?
In the context of plantain and banana cultivation, which of the following actions represents the MOST effective application of 'mental skill' in agriculture?
In the context of plantain and banana cultivation, which of the following actions represents the MOST effective application of 'mental skill' in agriculture?
Given the characteristics of plants in the Musaceae family, what is the MOST critical factor to consider when selecting a site for a new plantain farm?
Given the characteristics of plants in the Musaceae family, what is the MOST critical factor to consider when selecting a site for a new plantain farm?
A farmer observes that their plantain crop is producing smaller fruits than expected, despite consistent watering and fertilization. Which of the following is the MOST strategic approach to diagnose the underlying issue?
A farmer observes that their plantain crop is producing smaller fruits than expected, despite consistent watering and fertilization. Which of the following is the MOST strategic approach to diagnose the underlying issue?
Compared to bananas, plantains have a significantly higher starch content, necessitating cooking before consumption. How does this difference in composition MOST directly influence cultivation and post-harvest handling practices?
Compared to bananas, plantains have a significantly higher starch content, necessitating cooking before consumption. How does this difference in composition MOST directly influence cultivation and post-harvest handling practices?
When creating an insecticidal spray using hot peppers, what is the purpose of shaking the mixture in a sealed container?
When creating an insecticidal spray using hot peppers, what is the purpose of shaking the mixture in a sealed container?
Why is it recommended to make a right-angled crosscut in the center of the explant during propagation?
Why is it recommended to make a right-angled crosscut in the center of the explant during propagation?
What is the primary reason for delaying watering of the explants until 24-30 hours after they are placed in the propagator?
What is the primary reason for delaying watering of the explants until 24-30 hours after they are placed in the propagator?
Reactivation involves making a new right-angled crosscut in the pseudostem of the plantlet. What is the main purpose of this step?
Reactivation involves making a new right-angled crosscut in the pseudostem of the plantlet. What is the main purpose of this step?
Why is reactivation not recommended for beginners in plantlet propagation?
Why is reactivation not recommended for beginners in plantlet propagation?
What is the critical factor in determining the number of explants that can be placed per square meter in the propagator?
What is the critical factor in determining the number of explants that can be placed per square meter in the propagator?
In the context of using ashes as an insect repellent, what is the most likely reason for mixing the ashes with soapy water, urine, or milk?
In the context of using ashes as an insect repellent, what is the most likely reason for mixing the ashes with soapy water, urine, or milk?
Why is it important to use a sharp knife to trim the explant surface, leaving only 2-3 mm of the pseudostem remaining?
Why is it important to use a sharp knife to trim the explant surface, leaving only 2-3 mm of the pseudostem remaining?
Flashcards
Agriculture
Agriculture
The art, science, and business of growing crops and livestock from Earth's natural resources for economic gain.
Farming
Farming
Producing food, animal feed, and industrial materials from the land.
Physical Skill (Agriculture)
Physical Skill (Agriculture)
Skill in performing farm operations efficiently, such as handling tools and applying inputs.
Mental Skill (Agriculture)
Mental Skill (Agriculture)
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Agriculture as a Science
Agriculture as a Science
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Agriculture as a Business
Agriculture as a Business
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Aim of Agriculture
Aim of Agriculture
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Plantain
Plantain
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Banana and Plantain Origin
Banana and Plantain Origin
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Banana Scientific Name & Climate
Banana Scientific Name & Climate
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Banana Value and Distribution
Banana Value and Distribution
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Plantain Scientific Name & Use
Plantain Scientific Name & Use
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Plantain Nutritional Value
Plantain Nutritional Value
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Plantain Climate Preference
Plantain Climate Preference
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Plantain Plant Structure
Plantain Plant Structure
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Plantain Fruit Characteristics
Plantain Fruit Characteristics
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In vitro Cultivation
In vitro Cultivation
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PIF Technique
PIF Technique
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Process of Macro-propagation (PIF)
Process of Macro-propagation (PIF)
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Success of PIF Among Farmers
Success of PIF Among Farmers
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Propagator (Seedbed)
Propagator (Seedbed)
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Making a Propagator
Making a Propagator
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Importance of Banana and Plantain
Importance of Banana and Plantain
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Major Problem in Banana/Plantain Production
Major Problem in Banana/Plantain Production
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Capsicum Fruit Pesticide
Capsicum Fruit Pesticide
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Ash-Based Pesticide
Ash-Based Pesticide
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Explant Propagation
Explant Propagation
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Explant Crosscut
Explant Crosscut
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Sawdust in Propagation
Sawdust in Propagation
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Plantlet Reactivation
Plantlet Reactivation
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Taking Cuttings
Taking Cuttings
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Cutting Implement
Cutting Implement
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Knot (in bulb)
Knot (in bulb)
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Bulb Peeling
Bulb Peeling
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Pseudostem Cutting
Pseudostem Cutting
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Phytosanitary Treatment
Phytosanitary Treatment
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Peeled Stem Treatment
Peeled Stem Treatment
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Neem Oil
Neem Oil
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Garlic Solution
Garlic Solution
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Natural Insecticides/Fungicides
Natural Insecticides/Fungicides
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Plantlet Replanting
Plantlet Replanting
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Rootless Plantlet Care
Rootless Plantlet Care
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Ideal Bag Compost
Ideal Bag Compost
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Plantlet Planting Depth
Plantlet Planting Depth
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Plantlet Acclimatization
Plantlet Acclimatization
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Nursery Plant Care
Nursery Plant Care
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Optimal Plantain Temperature
Optimal Plantain Temperature
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Shade Management
Shade Management
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Study Notes
- Agriculture is the art, science, and business of producing crops and livestock for economic purposes and involves the production of food, fodder, and industrial materials.
- Agriculture requires physical and mental skills, using scientific principles to maximize yield and profit, and is commercialized through mechanization to maximize net return.
- The aim of agriculture is to cause the land to produce more abundantly, and at the same time, to protect it from deterioration and misuse.
About Bananas and Plantains
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Both bananas and plantains are fruit crops of the genus Musa and family Musaceae.
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Musaceae are evergreen, palm-like perennials which require sun or partial shade and well-drained soil.
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Plantains look like bananas but are bigger and usually cooked due to a higher starch content.
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Bananas and plantains are hybrids of Musa acuminata and Musa balbisiana.
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Cavendish banana's scientific name is Musa sapientum and it grows in humid, tropical climates with 1800-2500 mm rainfall; optimum temperature is 24–29°C.
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Bananas are native to Bangladesh, Malaysia, etc. but grown in India, Taiwan, Equator, Coast Rica, Panama, Mexico, Ivory coast, Columbia, Nigeria and Guatemala.
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The scientific name of the commonly grown plantain is Musa paradisiaca.
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Plantain fruits are green when unripe but turn yellow and then dark as they ripen.
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Plantain is a staple food in African, Caribbean, and Latino diets, and is fried, boiled, or processed into flour.
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Plantains are an excellent source of vitamins B6 and C.
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Plantain fibers are used to make ropes, paper, and matting.
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Plantains are native to Malaya and Philippines but are now being grown in different countries in Africa.
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Plantains grow well in warm and humid tropical and subtropical climates.
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Plantain plants are gigantic herbs from underground stems or rhizomes, that have a conical false "trunk" and fleshy root system and leaves grow up to 2.7m long and 60cm wide and their height is generally 3-10 meters.
Problems Facing Banana and Plantain Farmers
- A major problem is the lack of healthy planting material stemming from parasites, leading to poor-quality suckers and a growth cycle of over two years.
- In vitro cultivation and macro-propagation provide healthy plant materials. Macro-propagation (PIF) is cheaper and faster than in vitro culture.
- PIF is the acronyms of “Plants Issues de Fragments de Tiges” (French) which means “Plants derived from Stem Fragments".
- PIF involves destroying primary buds and exposing axillary buds to high humidity to induce sprouts.
- PIF is relatively easy to produce large numbers of plantlets.
- One sucker can produce between 10 and 50 plantlets via PIF, depending on the variety and experience.
Stages in PIF Production
- Making a propagator
- Making a greenhouse
- Making a shade house
- Selecting suckers
- Cleaning and trimming of bulbs
- Peeling of bulbs
- Phytosanitary treatments of peeled stem before propagation
- Propagation of the explants
- Reactivation
- Taking cuttings
- Replanting in bags and acclimatisation in shade houses
- Plant care
Making A Propagator
- Propagators, or seedbeds, are made from wood, plastic or cement.
- Propagator Depth is 25 to 50 cm.
- Bottom is sealed to prevent direct contact between the substrate and the ground below.
- A 10 cm layer of fine sand or gravel can be added to the bottom, or use perforated polythene.
- The seedbed is filled with a 20 cm deep layer of light-colored sawdust, but avoid colored wood.
- Recommended dimensions are 1 meter wide with variable length, which allows easy access to explants
Making a Greenhouse
- The greenhouse is built around the propagator.
- Build a framework 80 cm to 120 cm above the seed flat.
- It is best to make two slopes to facilitate runoff in case of rain.
- The propagator should be hermetically sealed with strong, transparent polythene.
Making a Shade House
- The material used will depend on availability and resources (palm fronds, straw, netting, etc.).
- It should be 1.5 – 2 metres high, and should reduce sunlight on the seedlings by about 50 percent.
Selecting Suckers
- Selection is key: remove a healthy sucker from the base of a fully-grown cultivar
- Suckers should have narrow, sword-shaped leaves, with a pseudostem of 5 to 40 cm in height, and the bulb free from disease.
Cleaning and Trimming of Bulbs
- Involves cleaning the bulb with a sharp knife or machete.
- The top of the bulb and all the roots should be removed, up to 3 to 5 mm.
- Once trimming is completed, the trimmed and cleansed bulb should be totally white
Peeling of Bulb
- Crucial to the success
- Remove the leaf sheaths one by one.
- Note that the base of the plantain plant has a conical pseudostem formed by the leaf sheaths of its spirally arranged, long, thin leaves.
- At the level of the bulb, there is a light-colored band (the color depends on the variety) that attaches each leaf sheath to the bulb (the knot).
- Each leaf sheath has a knot. Peel up to 2 mm above the knot.
- Remove the sheaths one by one, generally 3 to 5 layers.
- The pseudostem should be cut back to 1 to 2 cm above the stem's last visible knot.
- Make a right-angled crosscut on the bud at the starting point of each leaf
Phytosanitary Treatments of Peeled Stem Before Propagation
- Eliminate fungus, insects and nematodes by soaking the peeled stem in a mix of fungicide and insecticide, then drying in a shady place for 48-72 hours.
- The local agricultural service provider should be contacted for specific information, as there are different products.
- Peeling involves removing leaf sheaths down to the knot, cutting the pseudostem back, and making a right-angled crosscut on the bud.
- Examples
- The peeled bulbs can be soaked in a mix of 100 g of Callidium 50EC and Ridomil Plus in 40 liters of water.
- Table 1: lists some commercial pesticides (CALLIDIUM-RIDOMIL PLUS, SARPAGRUM, CAIMAN ROUGE).
- Table 2: lists some natural substances used as insecticide and fungicide(Neem, Garlic, Hot peppers, Insecticidal plants (e.g. Mahogany)).
Propagation of the Explants
- Place explants in the propagator, trim the surface, make a right-angled crosscut, and let stand for 30-60 minutes.
- Position explants side by side with the crosscut facing up, cover with a 2-3 cm layer of light-colored sawdust, and water thoroughly 24-30 hours later.
Reactivation
- Two weeks later, explants will have multiple shoots that should be thumb size before reactivation.
- Remove plantlets 2 mm above the node, make a new right-angled crosscut, but note reactivation isn't necessary.
Taking Cuttings
- Taking cuttings occurs 30 to 40 days after propagation.
- Carefully remove young plants with 3 to 5 leaves with a sharp knife.
- Take cuttings occurs 30 to 40 days after propagation where young plants are harvested.
Replanting in Bags and Acclimatization in Shade Houses
- Replant the plantlet with all its roots in a black, perforated polyethylene bag.
- Separated plantlets without roots should be replanted in the propagator sawdust for ten days before transferring to bags, using 17 cm x 24 cm bags.
- Fill bags with rich compost, mixed with sand or coffee husks, and water the evening before replanting. Bags should be thoroughly soaked when beginning replanting.
Plant Care
- Weed the nursery regularly.
- Insecticide can be directly applied to bags or propagator, and foliar fertilization can be applied if needed.
- Plantlets are ready six to ten weeks after taking cuttings to be planted and can be transferred to the field.
Agronomic Requirements for Growing Plantain
- Optimal temperature is 28°C, with growth slowing down below 20°C and stopping around 16-18°C.
- Shade accelerates height growth and depends on cultivar selected.
- Plantain needs around 200 mm of water per month and is very sensitive to strong wind.
- Fallow land can be used, but the yield will depend on what was previously grown and the duration of the fallow.
- Plantain grows best in deep soil that is well drained and rich in organic matter.
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Description
This quiz covers the PIF (Plantlet from Fragment) technique for banana and plantain propagation. It examines challenges in production, advantages of PIF over in vitro methods, critical steps for sprout induction, and potential plantlet yield. It also covers crucial considerations for propagator construction and disease management.