Agriculture - Single MCQs (Page 56)

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Q551. Rhizobium leguminoserum can fix the nitrogen in the roots of?...Q552. Rhizobium japonicum can fix the nitrogen in the roots of?...Q553. Rhizohium culture is used to increase biological nitrogen fixation in?...Q554. Rhizobium after infection converts to a form, which is irregular in shape and is...Q555. Rhizobia infect the host legumes through?...Q556. Release of nutrients like nitrogen, phosphorus and sulphur from the added organi...Q557. Refers to the upper most biochemical weathered portion of the regolith?...Q558. Refers to the study of the soil properties in relation to crop production ?...Q559. Refers to the study of the origin of soils in there natural environment, its cla...Q560. Which one of the following organic matter has the narrowest C/N ratio?...