Question

on what factor irrigation or water requirement of plant depend

Answer 1

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The irrigation requirements depend on two factors:

•Nature of the crop

•Nature of the soil in which the crop is grown.


$\color{Green}{ \boxed{\bold{ \underline{Nature... Crop}}}}$


$\color{Red}{ \boxed{\bold{ \underline{Example}}}}$ case of wheat if the irrigation is done when the crop has fully matured or if, there is heavy rain at this stage then the wheat plants are unable to resist strong winds and may fall on the ground.

The falling of crop in a wet field under the effect of strong winds is called lodging. Lodging adversely affects the quality and yields of both grain and the straw.

In such situations: the excess water present in the field should be drained off through a proper drainage system to save the crop.


$\color{Orange}{ \boxed{\bold{ \underline{Nature..of..soil }}}}$


There are methods by which it is possible at estimate the right amount of water required for different crops sown in different types of soil.

The application of right quantity of irrigation water

•Ensures high efficiency of water use by the crops

•Reduces nutrient losses through leaching and

•Results in better aeration of the soil. The right amount of irrigation at the right time can help greatly in increasing our food production.


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Answer 2

hope this image help u