Author Archives: David Doll

About David Doll

David Doll is a University of California Cooperative Extension nut crop pomology farm advisor for Merced County.

Water Use Efficiency: Irrigating for the Highest Crop per Drop

Written by David Doll (UCCE Merced County) and Allan Fulton (UCCE Tehama County) This past week I presented on our preliminary findings of the water production function trials underway across the state. Highlights included the release of some newer crop coefficients that were determined using eddy-covariance stations placed in the North and South, discussion on […]

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Verticillium Wilt of Almond (and Pistachio)

The high heats of late spring/early summer can bring upon the onset of wilts. Verticillium wilt, a common occurring wilt, is caused by the fungus Verticillium dahliae Klebs. V. dahliae is widespread in soils throughout the county, with susceptible hosts in a large number of perennial and annual crops. Within perennial crops, almond and pistachio […]

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