How minerals grade rock additive form a part of organic farming?
Answers
Explanation:
Soil minerals serve as both sources and sinks of essential plant nutrients. As primary minerals that originally formed at high temperatures and pressures in igneous and metamorphic rocks are weathered in soils, they release plant nutrients into the soil solution.
Answer:
Soil minerals serve as both sources and sinks of essential plant nutrients. As primary minerals that originally formed at high temperatures and pressures in igneous and metamorphic rocks are weathered in soils, they release plant nutrients into the soil solution.
Organic farming is a system which involves those practices which maintain the natural fertility of the soil. It avoids or largely excludes the use fertilizers, pesticides, hormones, feed additives and relies upon crop rotations, crop residues, animal manures, off-farm organic waste, mineral grade rock additives and biological system of nutrient mobilization and plant protection.