The effect of Azotobacter chroococcum Beij. on tall fescue (Festuca arundinaceae Schreb.) isolated from spores of Glomus mosseae (Nicol, and Gerd.) Gerd, and Trappe was investigated in a greenhouse ...
Culture supernatants of Azotobacter vinelandii and Azotobacter beijerinckii contain auxins, at least three gibberellin-like substances and three cytokinin-like substances. Treating roots of tomato ...
Nitrogen fixation is advantageous in microbial competition when bioavailable nitrogen is scarce, but has substantial costs for growth rate and growth efficiency. To quantify these costs, we have ...
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