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Irrigated Agronomy

Articles

High Residue Farming under Irrigation Publications

EM071 High Residue Farming Under Irrigation: What and Why provides an overview of high residue farming (HRF), including its benefits and challenges. It also discusses some special considerations for high residue farming in the irrigated …

Crop Residue Saves Water

Besides protecting the soil surface, crop residue can reduce evaporation, saving water for use by your crops. Evaporation from soil occurs in three stages: Stage 1 evaporation occurs when water is readily available at the …

Soil Organic Matter Boosts Water Holding Capacity

The amount of water in the soil that is available to crops is another soil property that can be improved by increasing organic matter content. B. D. Hudson, in a 1994 paper, presented data on …

Protect the Soil Surface to Increase Water Infiltration

If you want your soil to take water faster, protect the surface with crop residues. This was shown in a classic study from 1940. F.L. Duley took a sandy loam, covered it with straw, and …

Lessons from Cover Crops Overseeded into Corn

In a 2013 on-farm trial, we evaluated cover crop species for their ability to germinate and grow when overseeded in late summer into a corn crop. Here are the main conclusions: There are many cover …

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