The largest group of virus is
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Complete girdling ultimately kills the tree due to
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In aerobic respiration one glucose produces
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In plants. nitrate is reduced to ammonia state in two steps. In second step. electrons are donated by
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Which one of the following is the primary source of inoculum for stem rust of water for southern and central India
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The Bordeaux mixture was first time used for the control of
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Causal organism of smut of bajra is
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PS II performs
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Rate of transpiration is related to
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Phenyl mercuric acetate
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The rust fungi completing their life cycle on one host are called
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Who is father of plant pathology
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Which one of the following is/are entomopathogenic fungi
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AS is better than urea on S-deficient soils, because it has
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The pathogen responsible for charcoal rot soybean is
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Rock phosphate contains
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External water is not required for fertilization of
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Phyllody disease of sesamum spread by
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Gene for Gene hypothesis was 1st observed in
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Fertilisers contain one or more
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