D) Answer the following in brief:
Q13. Nitrogen is an essential nutrient for plant growth. But farmers who cultivate pulses like green gram, bengal
gram etc. don't use nitrogenous fertilizers during cultivation. Why?
Answers
Answered by
1
Answer:
it is because some amount of nitrogen is already present in soil so farmers don't use the the nitrogen fertilizers
Answered by
0
Answer:
Roots of plants like green gram, bengal gram, etc are used by farmers during cultivation for the provision of nitrogen
Explanation:
BECAUSE, THE ROOTS OF LEGUMINOUS PLANTS( pulses) CONTAIN A SPECIAL BACTERIA KNOWN AS RHIZOBIUM WHICH HELPS IN THE FIXATION OF NITROGEN. THUS, FARMERS HAVE NO NEED OF NITROGEN FERTILIZERS.
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