2006-07-10 20:57:59 · 3 answers · asked by lurp33 1 in Science & Mathematics ➔ Chemistry
1. Application of nitrogenous fertilisers like urea, ammonium sulphate, diammonium phosphate, ammonium chloride, ammonium nitrate etc. in optimum level according to the crop requirements.
2. Application of nitrogen rich organic manures like farm yard manure, poultry manure, pig manure, etc. to the soil according to the requirements.
3. Application of nitrogen fixing bacteria like Rhizobium, Azospirillum, Azatobactor etc.
4. Optimizing the nitrogen cycle in the soil-water-plant-atmosphere system according to our requirements (both in aerobic and anaerobic conditions).
2006-07-10 23:18:15 · answer #1 · answered by K.J. Jeyabaskaran K 3 · 0⤊ 0⤋
By apply N.P.K fertilizer.
By applying Manure
By practicing Shift cropping
By planting cover crops
2006-07-10 21:19:51 · answer #2 · answered by Anonymous · 0⤊ 0⤋
artificial fertalizer
natural fertalizer
crop rotation
plating propper crop
2006-07-19 09:12:14 · answer #3 · answered by shiara_blade 6 · 0⤊ 0⤋