Here's the question bank on all the agriculture officer topics.
Consider the following statements and answer accordingly. (a) In sandy soil, the water holding capacity is high. (b) It (sandy soil) requires a higher quantity of water for irrigation.
The correct answer is Both are incorrect Sandy soils have a low water storage capacity/ water holding capacity and a high infiltration rate. They, therefore, need frequent but small irrigation applications, in particular when the sandy soil is also shallow. Under these circumstances, sprinkler or drip irrigation is more suitable than surface irrigation so sandy soils do not require a higher quantity of water for irrigation. ?Additional InformationWater holding capacity: Plant-available water is the amount of water stored in the soil that plants can take up. Technically, it is the difference in soil water content held between field capacity and the permanent wilting point.
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