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 5 of 5 for “"AG 2-2"”.
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Rhizoctonia disease of soybeans and its potential biological control by Bacillus megaterium
… proposed for 14 isolates of anastomosis group (AG) 2 based on isozyme analysis. These ISGs were fixed for deferent genotypes at aco locus and seemed to reflect genetic affinities. A highly virulent field isolate, 65L-2, was obtained and characterized as a member of AG-2-2 and ISG-2C. This …
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Interactions of post emergence herbicides, strobilurin fungicides and Rhizoctonia root rot of soybean
… trifloxystrobin). Inoculum of R. solani (AG 2-2) was planted along with treated seed. Herbicides were applied at recommended field rates at the V4 growth stage. Plant stand was rated after seedling emergence, and soybean roots samples were collected two weeks after herbicide application. …
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Integrating nitrogen source and application timing into the management of large patch on zoysiagrass
… is the most limiting disease that affects zoysiagrass in the upper transition zone of the United States. Management of this disease requires two to four fungicide applications split between the fall and spring disease periods. Limited research has been conducted to determine the effects of …
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Evaluation of Rhizoctonia solani - Heterodera glycines interactions on soybean
… disease symptom severity at the V1 growth stage. R. solani root lesions were rated on a 0-5 scale at the V1 stage and used to produce a root rot index. At the end of the season, harvest data were collected. An infestation evaluation and a seed treatment evaluation were conducted in the …