?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Kanwar%2C+J+S&rft.aufirst=J+S&rft.aulast=Kanwar&rft.issn=0014-4797&rft.pages=1-17&rft.atitle=Farming+Systems+Research+in+India%3A+A+Historical+Perspective&rft.volume=28&rft.issue=1&rft.title=Experimental+Agriculture&rft.date=1992&rft.genre=article