Question
The water in the soil which is in excess of the hygroscopic and capillary water and which can move freely downwards when the soil is porous and drainage available is called
The correct answer is
Free water
Based on the analysis, the water in excess of hygroscopic and capillary water that moves freely downwards in porous, well-drained soil is known as gravitational water or free water. Why "Free Water" is the Correct Answer
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Important Questions from Water Requirement of Crops
- A tubewell operating $10\text{ hours}$ per day discharges water at a rate of $25\text{ m}^3\text{.h}^{-1}$. The average irrigation depth is $80\text{ mm}$, and irrigation interval is $20\text{ days}$. If intensity of irrigation is $80\%$, the culturable command area (in hectares) is ________. (Rounded off to two decimal places)
Irrigation water having SAR value of 20, is called
The ratio between the areas of a crop irrigated and the quantity of water required during its entire period of growth is known as
Alkaline soils are reclaimed by
For crops like potato and sugar-beets, the commonly adopted method of surface irrigation is
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