Question
Given below are two statements Liming of acid
soils with limestone and/or basic slag helps in neutralizing exchangeable aluminium (Al 3+ ) and increasing pH of soils to a desired level. Over-liming of acid soils has adverse effect on soil nutrient availability, particularly of micronutrients (Zn. Cu. Fe and Mn) and crop growth. Choose the correct answer from the options given below:Solution
Liming acidic soil with limestone neutralize Al3+ and increase soil pH to a desired level while overliming affects the availability of micronutrients which are unavailable at alkaline pH range
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Statements : X < Q = I ≤ Y < U ≤ S = W > J = B > R
Conclusions :
I. X < W
II. S > R
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