12 results

Effects of peat inoculant doses on biological nitrogen fixation by soybean crop

O. Brandão Junior, M. Hungria

01/Sep/2000

Soybean [Glycine max (L.) Merrill] inoculation and reinoculation are essential to guarantee the maximization of the biological N2 fixation process. Most inoculants commercialized for soybean in Brazil are peat-based, but there are doubts about the dose of peat inoculant which should be recommended, specially under stressing conditions or in areas previously inoculated. Therefore, for the central region of Brazil, the recommendation is 1.000 g of inoculant/50 kg of seeds, with a sugar cane solution as adhesive. However, in this study […]

Effects of concentrations of sugar cane solution on the adhesion of peat-based inoculant to the seeds, on the nodulation and soybean yield

O. Brandão Junior, M. Hungria

01/Sep/2000

Soybean [Glycine max (L.) Merrill] plants establish a symbiosis with bacteria belonging to the genus Bradyrhizobium, realizing the biological N2 fixation process. The inoculation with selected rhizobial strains guarantees the maximization of the biological process. In Brazil, almost 13 million doses of inoculants, mainly peat based, are commercialized annually. However, the peat adhesion to the soybean seeds is low, requiring the use of adhesives. The current recommendation is the use of a water sugar cane solution at 25%, but this […]

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