?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Sivakumar%2C+M+V+K&rft.aufirst=M+V+K&rft.aulast=Sivakumar&rft.issn=0014-4797&rft.pages=329-336&rft.atitle=A+Wet+Excavation+Method+for+Root%2FShoot+Studies+of+Pearl+Millet+on+the+Sandy+Soils+of+the+Sahel&rft.volume=30&rft.issue=3&rft.title=Experimental+Agriculture&rft.date=1994&rft.genre=article