ONLINE COURSE IRRIGATION
There are 10 lessons in this course:
UNDERSTANDING SOILS IS IMPORTANT FOR MANAGING IRRIGATION
Soil structure has a great affect on both the soil water status and other aspects of the soil. With a desirable structure water is held in the soil enough for the plant to absorb what is needed but excess drains away fast enough that the plant roots do not suffer any problems through being too wet.
There are basically four components to soil:
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