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Agriculture

The practice of cultivating soil, crops, and livestock and the preparation or marketing of those products.The practice of cultivating soil, crops, and livestock and the preparation or marketing of those products.

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Agriculture > Irrigation

crop coefficient

Agriculture; Irrigation

A number that is multiplied by the potential evapotranspiration to obtain the actual crop or plant evapotranspiration. They are crop dependent numbers and change over time with ...

crown flooding

Agriculture; Irrigation

A field with raised beds is flooded up to near the bed crowns. The water is held for a period of time to allow for infiltration before it is allowed to drain.

deep percolation

Agriculture; Irrigation

Movement of water downward through the soil profile below the root zone. This water is lost to the plants and eventually ends up in the groundwater. These water losses can be ...

deep percolation (DP)

Agriculture; Irrigation

Water, or the volume of water, that drains vertically through the bottom of the crop root zone such that it is lost with respect to potential crop use.

deficit irrigation

Agriculture; Irrigation

Not completely refilling the soil profile to field capacity. Not giving the plants all of the water that they can use. This may be deliberate, or inadvertent.

distribution uniformity

Agriculture; Irrigation

Test for determining the evenness or uniformity of irrigation water over an area. Numerical indices of uniformity include DU (distribution uniformity of the low quarter) and CU ...

drip

Agriculture; Irrigation

A category of trickle irrigation in which water is applied to the soil surface in discrete or continuous drops, or tiny streams through emitters. The terms drip and trickle ...