UCCE Master Gardeners of San Joaquin County
University of California
UCCE Master Gardeners of San Joaquin County

Posts Tagged: herbicide failure

The Current Status of Herbicide Resistance in California

Weeds in CA with HR to one SOA

Weeds compete with crops for light, water, and nutrients, which can result in yield reductions. Weeds can also interfere with crop production by serving as alternate hosts for pests and pathogens, providing habitat for rodents, and impeding harvest...

Posted on Thursday, January 3, 2019 at 2:25 PM
Focus Area Tags: Agriculture Pest Management

Dust and glyphosate performance

Dust on leaves

It's getting hot and dry in the Central Valley and the movement of equipment in and out of fields/orchards/vineyards has the potential to stir up a significant amount of dust. Among its other impacts to agriculture (soil erosion, tissue damage, reduced...

Posted on Wednesday, May 30, 2018 at 12:38 PM
Focus Area Tags: Pest Management

Effects of drought conditions on weed control performance and herbicide fate

Pop quiz. Today's post is a) long, b) recycled from another use, c) of high interest due to current weather conditions, or d) all of the above?  The correct answer, I think, is "D" all of the above.  As an aside, the length of this post...

Posted on Friday, February 20, 2015 at 2:54 PM

Pre-irrigation and weed control in melons

2013 melon cover

Irrigation is crucial for the production of melons in California. It facilitates seed germination, it is essential for crop growth and fruit production, and, for growers that apply pre-emergence herbicides, it is necessary for product...

Posted on Thursday, November 27, 2014 at 1:13 PM

Compensatory growth and seed production: A tale of two weeds

2010 palmer amaranth

Talking Points: Weed control failures can and do occur. Weed control failures occur for many reasons, including improper treatment applications and plant size and development at the time of treatment. Plants that aren't completely controlled can...

Posted on Tuesday, January 14, 2014 at 11:40 AM
  • Author: Lynn M. Sosnoskie
  • Author: Brad Hanson
  • Author: Ted Webster
  • Author: Stanley Culpepper
  • Author: Tim Grey
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