Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 6 of 6 for “"preemergent"”.
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THE IMPLEMENTATION OF AN INTEGRATED PEST MANAGEMENT PROGRAM IN A MARYLAND PUBLIC SCHOOL SYSTEM
… management program that eliminated the use of preemergent herbicides for weed control on athletic fields was also studied. The alternative program did not yield satisfactory results.
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Effects of overseeded legume living mulches and tillage on weed suppression and broccoli yield
… hairy vetch equalled or surpassed that of the preemergent herbicide (oxyfluorfen) control. The legumes did not affect broccoli yield components in site 1 nor head number in site 2. However, hairy vetch reduced broccoli yield and head size in site 2. These reductions were attributed to …
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Fall and spring broccoli yields and weed control under no-till and conventional tillage with overseeded legume living mulches
… and weed-control subplot (C = no overseeding or preemergent herbicide; HB = oxyfluorfen; RC = red clover (<i>Trifolium pratense</i> L.); WC = Dutch white clover (<i>Trifolium repens</i> L.); and HV = hairy vetch (<i>Vicia villosa</i> Roth) effects on broccoli yield and weed suppression. At all …
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Characterization and Management of Acetolactate Synthase Inhibiting Herbicide Resistant Mouse-Ear Cress (Arabidopsis thaliana) in Winter Wheat
… Additionally, research was conducted to assess preemergent (PRE) and postemergent (POST) alternative herbicide options for control of ALS resistant mouse-ear cress and its interference with winter wheat. Results indicate flumioxazin, pyroxasulfone, and metribuzin can be used for effective PRE …
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Chemical and biological control of silvery threadmoss on creeping bentgrass putting greens
… moss equivalent to carfentrazone post-, but not preemergent. 14C glyphosate absorption and translocation through moss colonies was examined from 12 to 192 hours after treatment (HAT) to understand how herbicides are absorbed by silvery threadmoss. It appears that 14C reaches equilibrium by 24 HAT …
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Industrial Hemp (Cannabis sativa L.) Germination Temperatures and Herbicide Tolerance Screening
… visible injury, yield, and growth in response to preemergent or postemergent herbicide treatments.