71. Low temperature & high rainfall is conducive for accumulation of
72. Typhoons derive their energy from
73. Which one is most toxic?
74. Blossom end rot disorder in tomato has been found to be caused by the deficiency of
75. Rock phosphate contains
76. Coordination no. of K is
77. Which indices are used to quantify the effect of climate on soil formation?
78. Plasticity Index is given by
79. Biuret in urea applied as a foliar spray in citrus fruits should not be more than
80. Fe is an important component of enzymes
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