Principles of Cassava Production

Play an AI-generated podcast conversation about this lesson

What is the primary staple for more than 800 million people in the world?

Rice

Maize

Cassava (correct)

Wheat

Which family does Cassava belong to?

Solanaceae

Fabaceae

Rosaceae

Euphorbiaceae (correct)

From which country did Cassava originate?

Nigeria

Sri Lanka

India

Brazil (correct)

What makes Cassava an essential food security crop?

Its edible roots can be left in the ground for up to 36 months Signup and view all the answers

What is the recent trend for Cassava in Sri Lanka?

It has become a major horticultural export commodity earning foreign exchange Signup and view all the answers

What are the characteristics of Cassava that make it a remarkably hardy crop?

Drought tolerance and relatively free from pest attack Signup and view all the answers

In which zones is cassava mainly grown in Sri Lanka?

Wet and intermediate zones Signup and view all the answers

What is the main production system of cassava in the wet zone?

Large scale openland cultivation Signup and view all the answers

Where is chena cultivation of cassava practiced in large scale?

Dry zone Signup and view all the answers

During which season does peak production of cassava fall?

Maha season Signup and view all the answers

What is the recommended variety of cassava with a maturity of 8-10 MAP, long neck root, medium branching, white pulp, and purple pink inner bark?

Variety MU 51 (Peradeniya) Signup and view all the answers

In which districts does large scale openland cultivation of cassava mainly occur in Sri Lanka?

Gampaha, Colombo, Kegalle, Rathnapura, and Matara Districts Signup and view all the answers

Which practice is common in the intermediate zone (Kurunegala district) for cultivating cassava?

Mixed cropping of cassava with coconut and pineapple cultivations Signup and view all the answers

In which zone is chena cultivation of cassava practiced on a large scale in Sri Lanka?

Dry zone (Putlam, Anuradhapura, Ampara, Hambantota, Moneragala Districts) Signup and view all the answers

What is the primary reason why Cassava is considered an essential food security crop?

Its ability to give acceptable yields under low inputs Signup and view all the answers

What distinguishes cassava from other major food crops like wheat, rice, and maize?

Its ability to be grown clonally (vegetatively) Signup and view all the answers

What significant role does cassava play in relation to adverse climatic conditions?

It serves as a household food bank that can be drawn on when other foods are not available Signup and view all the answers

What contributes to cassava's significance as a source of energy for calorie deficient populations?

Its maturity as an edible root that can be left in the ground for up to 36 months Signup and view all the answers

What characteristic makes cassava stand out as an important crop in Sri Lanka with regards to foreign exchange earnings?

Its significance as a horticultural export commodity Signup and view all the answers

What is the main reason for cassava's remarkable hardiness and drought tolerance?

It has the ability to give acceptable yields under low inputs Signup and view all the answers