Biofertilizers include

  • [AIPMT 1997]
  • [AIPMT 2001]
  • A

    Cowdung manure and farmyard waste

  • B

    A quick growing crop ploughed back

  • C

    $BGA$/Anabaena and Azolla

  • D

    All the above

Similar Questions

Match the columns :

Column - $I$ Column - $II$
$(a)$ Mycrrohiza $(1)$ Rhizobium
$(b)$ Bt $(2)$ Nucleopolyhydro virus
$(c)$ Root nodules $(3)$ Phosphorus
$(d)$ Baculo virus $(4)$ Bt -Cotton

 

Rhizosphere is the region where

Microbes can be used to decrease the use of chemical fertilisers and pesticides. Explain how this can be accomplished.

Azolla enriches rice fields with nitrogen due to its association with

A nitrogen­fixing microbe associated withAzolla in rice fields is

  • [AIPMT 2012]