UC Weed Science (weed control, management, ecology, and minutia)

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Egyptian broomrape

Watch out for parasites! (Wait, in my tomato field?)

June 7, 2018
By Tunyalee Martin, Eugene M Miyao
No, I'm not talking about ticks or fleas on your dog. Actually, I'm talking about a parasitic weed that lives by attaching itself to the roots of other plants. This parasite is broomrape, a plant that has no chlorophyll and lacks conspicuous leaves.
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Spaghetti-like stems of Japanese dodder growing on a tree. (Credit: Vince Guise)

Invasive Spotlight: Japanese Dodder

June 7, 2018
From the Pest in the Urban Landscape blog June 6, 2018 When people think of parasites, often what comes to mind are blood-sucking insects like bed bugs, head lice, and fleas or other bodily invaders on or in humans and other animals. But plants can have parasites too.
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Figure 2. Clethodim herbicide injury symptoms were slight yellowing and wrinkling of upper leaves.
UC Weed Science (weed control, management, ecology, and minutia): Article

Evaluating the effect of timing of Sandea (halosulfuron) and clethodim herbicides to direct seeded melons

June 5, 2018
By Clifford S Stoddard
There are a limited number of herbicides registered for melon production in California and Arizona, two of the major production areas for cantaloupes and honeydews. Shallow cultivation and nonselective herbicides with no soil activity can be effective if used after bed formation and before planting.
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