Agriculture - Single MCQs (Page 66)

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Q651. In degraded add soils root extension into anaerobic and highly reduced layer is ...Q652. In chemical weathering the composition of minerals?...Q653. In CAN, nitrogen is present in following forms?...Q654. In acid soils, phosphorous is fixed as?...Q655. In acid soils, availability of Fe is?...Q656. In acid soil rock phosphate should be applied?...Q657. If the particle size is 2mm to 7.5 cm then it is known as?...Q658. If the nitrogen content in crop residues is less than 2% nitrogen, then?...Q659. If the C:N ratio of crop residues is less than 20 then?...Q660. If the C: N ratio of crop residues is 20-30 then?...