Agriculture

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citrus root health
Topics in Subtropics: Article

Getting to the Root of HLB

October 2, 2023
By Ben A Faber
Texas A&M AgriLife researchers have made a discovery that will help combat fastidious pathogens, which cost U.S. agriculture alone billions of dollars annually. Kranthi Mandadi, Ph.D., inspects a grapefruit for citrus greening. (Texas A&M AgriLife photo) For the past few years, Kranthi Mandadi, Ph.
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Thyme to Garden: Autumn Issue

October 1, 2023
Crocus Sativus By Karen Seroff When most gardeners hear the name crocus', they think of charming little bright purple and yellow flowers coming up through patches of snow heralding springtime.
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Mustard blend cover crop stand in a walnut orchard in March.
Mt. Diablo Region Crops: Article

Cover crop planting season is here

September 30, 2023
By Kamyar Aram
Autumn is in the air, and while it is still high season for harvest for many crops, shorter days and cooler temperatures inevitably bring to mind that winter prep tasks are not far off.
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Figure 1. Three models of flowmeters that use different mechanisms for measuring flow were evaluated for accuracy in measuring the volume of fertilizer pumped from a tank.
Salinas Valley Agriculture: Article

Evaluation of flowmeters for accurately metering liquid fertilizers

September 30, 2023
By Michael D Cahn
Growers will need to implement best management practices that reduce nitrate leaching losses on the Central Coast to comply with Agricultural Discharge Order 4.0. The use of drip irrigation has allowed many growers to be efficient with both water and nitrogen fertilizer.
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Figure 2. Applicator for dosing granular PAM into drainage ditches.
Salinas Valley Agriculture: Article

New approaches to using polyacrylamide (PAM) to reduce sediment and sediment bound pesticides and nutrients in runoff and improve chlorine efficacy: Part II—an auger applicator for treating irrigation runoff in farm ditches

September 29, 2023
By Michael D Cahn
Minimizing suspended sediments in irrigation runoff is desirable for several reasons. For growers reusing tailwater for watering their crops, they must assure that the water has minimal food safety risks by testing it for generic E coli and/or treating it with chlorine.
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