Question

Nitrogen is an essential nutrient for the plant growth. Yet farmers eho grow green gram, Bengal gram, black gram do not apply nitrogenous fertilizers during cultivation. Why ?

Answer 1

This is because the pulses like gram have leguminous root nodules which helps in formation of bacteria which do not even fixation and thus there is no use nitrogenous fertilizers.

Answer 2

Nitrogen in Plants

Nitrogen in PlantsNitrogen is so vital because it is a major component of chlorophyll, the compound by which plants use sunlight energy to produce sugars from water and carbon dioxide (i.e., photosynthesis). It is also a major component of amino acids, the building blocks of proteins.