Dr. M. R. DalwadiBRAJESH SHARMA2017-10-162017-10-162004http://krishikosh.egranth.ac.in/handle/1/5810033100A pot experiment was conducted with 15 soils of Anand and Kheda varying widely in their P availability to (i) find the suitable extractants for the determination of available P, (ii) study the effect of P levels (0 and 40 kg P2O5 ha-1) on yield and chemical composition of maize (G.M.-4) and (iii) establish the critical level of P in soilsenSoil ScienceStudyThesis