乐山城区结缕草草坪杂草调查及防除建议

Preliminary Report on Weeds Investigation of Zoysiagrass Lawn in Leshan

在春秋两个季节对乐山城区20000m2的结缕草草坪进行了杂草调查,根据调查结果分析表明:该区以阔叶型多年生杂草居多,主要的危害杂草为酢浆草、天胡荽、漆姑草,狗牙根、香附子、空心莲子草、小白酒草、马兰、剪刀草、牛筋草、早熟禾、扬子毛茛,并由此提出了草坪杂草防除的几项措施。

Through the investigation of the weeds of Zoysiagrass lawn about 2000m^2 in spring and autumn in Le san, there were 76 species belonging to 32 families weeds including dicotyledon 15 species belonging to 26 families, monocotyledons 15 species belonging to 3 families and ferns 3 species belonging to 3 families. the main weeds were Oxalis corniculata L., Hydrocotyle sibthorpioides Lam., Sagina japonica （Sw.） Ohwi., Cynodon dactylon （L.）Pars., Ahomanthera philoxemides （Mart.） Griseb., Kalimeris indica （L） Sch. -Bip. Conyzacanadensis （L.）Cronq., Cyperus rotundus L., Clinopodium gracile （Benth.）Matsum. Eleusine indica （L.） Gaertn., Poa annua L. Ranunculus sieboldii Miq.