?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=M&rft.au=Natarajan%2C+M&rft.aulast=Natarajan&rft.atitle=Studies+on+the+effects+of+cropping+system+on+fusarium+wilt+of+pigeonpea&rft.title=Field+Crops+Research&rft.issn=0378-4290&rft.date=1985&rft.volume=10&rft.pages=333-346&rft.genre=article