Irrigation, Soils, Water & Irrigation, Agricultural Production

Monitoring Soil Moisture for Irrigation Water Management

Monitoring soil moisture is an alternate method to water-based balance methods of managing irrigation water. Using this method you can “see” what is going on in the soil and determine answers to some key irrigation management questions.

Publication Number:: 21635

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$25.00

Nonpoint Sources of Pollution in Irrigated Agriculture

Irrigated agriculture is a significant source of surface water and groundwater NPS pollution in California. Reference sheet 9.1 in the Farm Water Quality Planning series.

Publication Number:: 8055

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Reducing Runoff from Irrigated Lands: Causes and Management of Runoff . . .

Minimizing runoff from surface irrigation is a balance between adequate irrigation and tailwater runoff. This publication discusses how surface runoff can occur and management methods that can minimize the amount of water leaving a property.

Publication Number:: 8214

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Reducing Runoff from Irrigated Lands: Managing Existing Sprinkler . . .

If you experience runoff from an existing sprinkler-irrigated orchard, changing the design and set-up of the sprinkler system, the management of the sprinkler system, or the management of the orchard floor may reduce the amount.

Publication Number:: 8215

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Reducing Runoff from Irrigated Lands: Measuring Irrigation Flows in a Pipeline

Minimizing the application of excess water requires knowing when and how much water to apply. Flow measurement is most easily done in a pipeline; this publication describes the four most commonly used flowmeters, their maintenance, and uses.

Publication Number:: 8213

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Reducing Runoff from Irrigated Lands: Orchard Floor Management Practices...

Water-induced erosion carries valuable soil out of orchards and into downstream waterways, where it can cause serious problems. Learn how to keep your soil where it will do you the most good.

Publication Number:: 8202

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Reducing Runoff from Irrigated Lands: Soil Intake Rates and Application . . .

Matching the sprinkler application rate to the soil intake rate is difficult and complex. This publication discusses three approaches to determine the design application rate of a sprinkler irrigation system to the soil intake rate.

Publication Number:: 8216

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Reducing Runoff from Irrigated Lands: Storing Runoff from Winter Rains

This publication discusses the variables and feasibility of storage of winter rainwater in order to avoid impact by the Irrigated Lands Conditional Waiver under the California State Water Code.

Publication Number:: 8211

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Reducing Runoff from Irrigated Lands: Tailwater Return Systems

Learn about options for safely recycling tailwater back into your farm operation.

Publication Number:: 8225

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Reducing Runoff from Irrigated Lands: Understanding Your Orchard's Water . . .

A simple way to determine the proper irrigation amount is to estimate the amount of water the trees have used, evapotranspiration (ET), since the last irrigation. Learn how to easily calculate real-time ET rates using data provided by CIMIS.

Publication Number:: 8212

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Scheduling Irrigations: When and How Much

This step-by-step guide will help you develop the irrigation methods and scheduling that are best for your situation.

Publication Number:: 3396

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$25.00

Sprinkle Irrigation of Row and Field Crops

This manual gives a practical, in-depth look at sprinkle irrigation in California as used on vegetable crops. Please see the full description below for instructions on downloading an errata for this publication if needed.

Publication Number:: 3527

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$25.00

Surge Irrigation

This handbook helps you manage surge irrigation, with information on measuring irrigation uniformity and efficiency, setting flow rates and surge valves, controlling runoff, applying fertilizer ("fertigation"), and reducing energy costs.

Publication Number:: 3380

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$20.00

Using the Pressure Chamber for Irrigation Management in Walnut, Almond and Prune

The pressure chamber (or pressure bomb) is a device fruit and nut growers can use to measures a tree's stem water potential at midday—and so determine exactly how much irrigation water to apply and when. Learn the ins and outs of this excellent tool.

Publication Number:: 8503

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Vegetative Filter Strips for Nonpoint Source Pollution Control in Agriculture

Irrigated orchards, vineyards, and row crops have high erosion rates. The vegetative filter strip (VFS) offers one way to control erosion rates and keep soil in the field rather than letting it be carried off site in drainage water.

Publication Number:: 8195

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