?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Singh%2C+P&rft.aufirst=P&rft.aulast=Singh&rft.issn=0378-4290&rft.pages=147-162&rft.atitle=Evaluation+of+the+groundnut+model+PNUTGRO+for+crop+response+to+water+availability%2C+sowing+dates%2C+and+seasons&rft.volume=39&rft.issue=2-3&rft.title=Field+Crops+Research&rft.date=1994&rft.genre=article