Question

nitrogen is essential nutrient for plant growth. but farmers who cultivate pulse crops like green gram,bengal gram,black gram etc do not apply nitrogenous fertilizers during cultivation. why?

Answer 1

BECOUZ THE PLANT CONSIST CARBON FOR GROTH SOME PALNTS ARE NOT USE CARBON AND SOME PLANT TAKE CARBON AND RELEASE OXYGEN THES ARE THE ANSWER.IHOPE IT HELP.

Answer 2

Cross like green gram , Bengal gram , black gram etc are all leguminous plants which have. All leguminous plants have root nodules which contain some of the nitrogen-fixing bacteria like Rhizobium which fix the atmospheric nitrogen into soluble forms which can be easily taken by plants. So they don't need extra sources of nitrogen.