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Weed Science Commons

Open Access. Powered by Scholars. Published by Universities.®

Andrews University

2014

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Full-Text Articles in Weed Science

P-01 The Effects Of Celite Formulated Rhizobium Rubi And Tryptophan On Velvetleaf Plant Growth, Jonathon Ahn Mar 2014

P-01 The Effects Of Celite Formulated Rhizobium Rubi And Tryptophan On Velvetleaf Plant Growth, Jonathon Ahn

Honors Scholars & Undergraduate Research Poster Symposium Programs

Rhizobium rubi AT3-4RS/6 and tryptophan may be useful in replacing chemical herbicides as biological control agents. Previous research has shown that Rhizobium rubi AT3-4RS/6 produces IAA-like compounds that are deleterious to weed growth. In this project R. rubi AT3/4RS/6 will be formulated in Celite, a granular, diatomaceous earth carrier. The purpose of this research is to analyze if tryptophan influences R. rubi AT3/4RS/6 populations in the velveltleaf rhizosphere, and if this colonization is associated with reduced root weight and shoot length. The experiment design consists of five soil treatments (bacteria+tryptophan+celite, tryptophan+celite, bacteria+celite, celite alone, and soil alone) with 10 velvetleaf …