Evaluation of different methods of measuring available p and fixation of its critical limit for lentil crop in some acid soils of Himachal Pradesh

Sharma, P.K.Archana Kumari2019-01-032019-01-031981http://krishikosh.egranth.ac.in/handle/1/5810088523EnglishEvaluation of different methods of measuring available p and fixation of its critical limit for lentil crop in some acid soils of Himachal PradeshThesis