?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Rao%2C+A+N&rft.aufirst=A+N&rft.aulast=Rao&rft.isbn=9788193197813&rft.tpages=335&rft.date=2015&rft.btitle=Weed+Science+For+Sustainable+Agriculture%2C+Environment+and+Biodiversity%2C+Volume+1&rft.genre=book