江苏省昆山市直播稻田千金子、稗草等回升的原因与防除措施江囌省昆山市直播稻田韆金子、稗草等迴升的原因與防除措施 강소성곤산시직파도전천금자、패초등회승적원인여방제조시 The reason and controlling strategy for weed encroachment recovery of Semen euphorbiae Lathyridis and Echinochloa crusgalli (L.) Beauv.in directly sowing rice field in Kunshan,Jiangsu Province
