?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=S+P&rft.au=Wani%2C+S+P&rft.aulast=Wani&rft.date=1990&rft.title=Genotypic+diversity+in+pearl+millet+(Pennisetum+glaucum)+for+nitrogen%2C+phosphorus+and+potassium+use+efficiencies&rft.genre=proceeding