?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=K+L&rft.au=Sahrawat%2C+K+L&rft.aulast=Sahrawat&rft.atitle=Correlations+between+indexes+of+soil+nitrogen+availability+and+nitrogen+percent+in+plant%2C+nitrogen+uptake%2C+and+dry-matter+yield+of+rice+grown+in+the+greenhouse&rft.title=Plant+and+Soil&rft.issn=0032-079X&rft.date=1983&rft.volume=74&rft.pages=223-228&rft.issue=2&rft.genre=article