81. Kamal bunt of wheat first time reported in Karnal by Mitra in
82. The effective control of late blight of potato is possible by use of
83. The nematode Heterodera avenae is confined to the gramineae family except one single legume
84. Embryo of Sunflower has
85. When the pollen tube enters the ovule through the integuments, the phenomenon is known as
86. Kresek in rice is a characterics feature of
87. Renowned scientist Dr. N. E. Borlaug belongs to
88. Match the following columns:
Column I (Fertilisers)
Column II (N Content %)
a. Anhydrous ammonia
1. 16
b. Ammonium phosphate
2. 82
c. Di-ammonium phosphate
3. 18 - 21
d. Ammonium chloride
4. 25
| Column I (Fertilisers) | Column II (N Content %) |
| a. Anhydrous ammonia | 1. 16 |
| b. Ammonium phosphate | 2. 82 |
| c. Di-ammonium phosphate | 3. 18 - 21 |
| d. Ammonium chloride | 4. 25 |
89. Cyclic photophosphorylation produces
90. Which of the following small grain crops has an exceptional tolerance to law leaves of soil copper supply?
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