Agricultural Water Management and Cropping Systems

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What is the primary advantage of adopting new technology in farming, according to IFS?

Increasing crop production through crop rotation

Reducing environmental pollution

Saving energy through biogas generation

Round-the-year money flow, inducing small farmers to adopt new technology (correct)

How does IFS help in meeting the fodder crisis?

By increasing crop production

By reducing deforestation

By adopting sericulture

By planting perennial legume fodder trees on field borders (correct)

What is the primary benefit of linking agro-forestry components in IFS?

Increasing crop production

Enhancing fuel and industrial wood production (correct)

Reducing environmental pollution

Saving energy through biogas generation

What is the ideal depth of a pond for effective fish rearing?

1.5-2.0 m Signup and view all the answers

Which of the following practices is NOT a part of IFS?

Monoculture farming Signup and view all the answers

What is the significance of linking crop with dairy in IFS?

Fully utilizing technology to increase income Signup and view all the answers

What is the benefit of using clay soils in fish rearing?

Higher water retention capacity Signup and view all the answers

What is the primary goal of IFS in terms of energy management?

Reducing dependence on fossil energy sources Signup and view all the answers

What is the purpose of adding lime to pond water at regular intervals of 2-3 days?

To adjust pH if it is less than 6.5 Signup and view all the answers

What is the ideal pH range for pond water in fish rearing?

7.5-8.5 Signup and view all the answers

What is the benefit of composite fish culture with supplementary feeding in fishery ponds?

It increases the total biomass production Signup and view all the answers

What is the purpose of testing soil for N and P content in fish rearing?

To determine nutrient content Signup and view all the answers

What is the consideration for planning the layout of the irrigation system in a cropping system?

It should be suitable for most of the crops in the system Signup and view all the answers

What is the alternative crop used in the cropping system during summer when water availability is low?

Groundnut Signup and view all the answers

What is the irrigation method used for rice in the rice-rice-groundnut system?

Flood method Signup and view all the answers

What is the cropping system that has high water use efficiency and high net returns?

Rice-Rice-groundnut Signup and view all the answers

In the cotton-sorghum-finger millet system, what is the irrigation method used for finger millet?

Check-basin method Signup and view all the answers

Why is it necessary to follow weed management practices for the entire cropping system?

Because weed control methods have carry-over effects on succeeding crops Signup and view all the answers