51. Following insecticide is safely recommended on vegetables
52. In a paddy field some tillers show round onion leaf like silvery shoot in place of normal ear head. This abnormality is caused by
53. Which bacteria is responsible for staining of the cotton fibre
54. Appearance of root knots in mulberry is due to
55. Melathion belongs to the group of
56. The damaging stage of white grub is
57. The optimum moisture content required for storage of food grain is
58. Central Insecticides Laboratory (CIL) is located at
59. The insecticide which is being opposed by environmentalist is
60. Dagger nematode is
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