91. Physiological Wilt is associated with which stress?
92. Soil test should be repeated after every
93. Bronzing is associated with Fe levels greater than 300 ppm in the leaf blade of
94. Which of the following organic manures has the lowest C/N ratio?
95. VAM is increase of availability of
96. Root growth is particularly affected by
97. Which chemicals are responsible for host-specificity of Rhizobium?
98. In a muck soil or soil having higher organic matter content, which deficiency of which element will be encountered first?
99. Which process is also called as 'Dissimilatory Nitrate Reduction'?
100. To prepare 250 mL 0.5N NaOH solution, NaOH needed is
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