Dual Inoculation with Rhizobia and Arbuscular Mycorrhizal Fungus Improves Water Stress Tolerance and Productivity in Soybean

2021 ◽  
Author(s):  
Ashwin Revanna ◽  
Davis Joseph Bagyaraj ◽  
Mohan Raju Basavaiah
2019 ◽  
Vol 13 ◽  
pp. 04018 ◽  
Author(s):  
Elisa Luciani ◽  
Tommaso Frioni ◽  
Sergio Tombesi ◽  
Daniela Farinelli ◽  
Tiziano Gardi ◽  
...  

During the spring of 2016, one-year-old own-rooted and 3-year-old grafted vines of cv. Sangiovese were treated with MycoUp, a formulation based on a recently identified mycorrhizal fungus, Glomus iranicum var. tenuihypharum sp. nova. The results are showing an impact on the development of the root system of the two different vine groups. The treated root systems were more expanded and able to explore a higher volume of soil. We observed a significant increase in total root volume and the volume of the soil explored by the entire root system, suggesting a more efficient use of water and nutrients, phosphorus in particular, with the potential of better overcoming periods of water stress.


2018 ◽  
Vol 9 ◽  
Author(s):  
Veronica Volpe ◽  
Walter Chitarra ◽  
Pasquale Cascone ◽  
Maria Grazia Volpe ◽  
Paola Bartolini ◽  
...  

Botany ◽  
2013 ◽  
Vol 91 (4) ◽  
pp. 274-281 ◽  
Author(s):  
Nelson Walter Osorio ◽  
Mitiku Habte

A greenhouse experiment was conducted to determine the effects of a phosphate-solubilizing fungus (Mortierella sp.) and an arbuscular mycorrhizal fungus (Glomus fistulosum (Skou and Jakobsen)) in enhancing plant Pi uptake and growth of Leucaena leucocephala (Lam.) grown in an Oxisol fertilized with graded amounts of rock phosphate (RP). For this purpose, a surface soil sample was fertilized with four levels of the Huila RP (P = 0, 150, 300, and 600 mg·kg−1) and inoculated with none, one, or both fungi. In the unfertilized soil, leucaena plants grew poorly and there was no plant response to individual or dual inoculation. When RP was added G. fistulosum significantly increased plant Pi uptake and growth, the effect of inoculation was significantly higher at the P levels of 300–600 mg·kg−1. Mortierella sp. was highly effective in increasing plant P uptake and growth of mycorrhizal leucaena, but it was ineffective in nonmycorrhizal leucaena across the RP gradient. The synergistic effects of dual inoculation were more evident on plant Pi uptake than on growth. The results indicate that the phosphate-solubilizing fungus effect was limited by soil Pi sorption. This limitation likely was overcome by the mycorrhizal association, which allowed a more efficient capture of the Pi released due to RP dissolution.


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