Title: Effect of co-inoculation with arbuscular mycorrhizal fungi and four different phosphate-solubilizing bacteria on nutrients uptake of red clover in a low phosphorus soil.
Abstract:【Objective】The purpose of this article is to investigate the effect of co-inoculation with arbuscular mycorrhizal fungi(Glomus mosseae) and different bacteria on phosphate-solubilizing in a low phosph...【Objective】The purpose of this article is to investigate the effect of co-inoculation with arbuscular mycorrhizal fungi(Glomus mosseae) and different bacteria on phosphate-solubilizing in a low phosphorus calcareous soil.【Method】The red clover(Trifolium pratense) was seeded in the pot with the soil single inoculated with arbuscular mycorrhizal fungus(Glomus mosseae strain),single inoculated with four different phosphate(P)-solubilizing bacteria(numbered B1,B2,B3 and B4,separterly) or inoculation with both the phosphate(P)-solubilizing bacteria and arbuscular mycorrhizal fungus.The shoot dry matter yields,nitrogen and phosphorus nutrition and acid phosphatase activity of red clover(Trifolium pratense) were analyzed to value the contribution of these microbes,especially for phosphate-solubilizing bacteria to the phosphorus uptake of red clover in a low phosphorus soil.【Result】Single inoculation with the P-solubilizing bacteria had no effect on the shoot yields,nitrogen and total phosphorus uptake of red clover.Single inoculation with Glomus mosseae and co-inoculation with arbuscular mycorrhizal fungus and the P-solubilizing bacteria treatments showed higher shoot yields,total nitrogen and phosphorus uptake than un-inoculated controls or single inoculation with the P-solubilizing bacteria.There was a synergistic effect between B4 and arbuscular mycorrhizal fungi,which could enhance the shoot dry matter yields,total nitrogen and phosphorus uptake of red clover significantly,and promote the acid phosphatase activity in the rhizosphere.【Conclusion】Glomus mosseae could help the release of insoluble P in the calcareous soil.This effect could be enhanced significantly by co-inoculation with Glomus mosseae and the P-solubilizing bacteria.However,the synergism was related to the thpe of bacteria.The inoculation treatment with arbuscular mycorrhizal fungi(Glomus mosseae) and B4 had the best effect on the growth and nutrients uptake of red clover in a low phosphorus calcareous soil.Read More
Publication Year: 2009
Publication Date: 2009-01-01
Language: en
Type: article
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Cited By Count: 1
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