Effect of continuous application of NPK on the availability of N, P & K and the forms of phosphorus in the soil under Wheat-Maize Rotation

Minhas, R.S.Mehta, Ram Lal2019-01-032019-01-031982http://krishikosh.egranth.ac.in/handle/1/5810088543EnglishEffect of continuous application of NPK on the availability of N, P & K and the forms of phosphorus in the soil under Wheat-Maize RotationThesis