?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=R+L&rft.au=Shiyani+%2C+R+L&rft.aulast=Shiyani+&rft.atitle=Adoption+of+improved+chickpea+varieties%3A+evidences+from+tribal+region+of+Gujarat&rft.title=Indian+Journal+of+Agricultural+Economics&rft.issn=0019-5014&rft.date=2000&rft.volume=55&rft.pages=159-171&rft.issue=2&rft.genre=article