摘要
W953133 燕麦和大麦品种的竞争力[刊,英]/McBratney,B.D.…//JIAS,Journal of the Iowa A-cademy of Science.-1993,100(3/4).-78～82[WB-TA,1994,11(6),5812]W953134 Cirsium,arrense 与春大麦之间的竞争[会,英]/Kolo,M.G.M,…//Brighton crop protec-tion conference,weeds.Proceedings of an internation-al conference,Brighton,UK,22～25 November1993.-Farnham,UK:British Crop Protection Council(BCPC).-1993,2.-637～638.-ISBN
