cockspur grass
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Green bristlegrass was dominant species,and fat hen and cockspur grass were subdominant species.
研究区内有野生草本植物25种,其中优势种群是狗尾草种群,亚优势种群为灰菜、稗草种群。
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On the early days of planting vegetation,we advise that the sanitary landfills introduce green bristlegrass,fat hen and cockspur grass at the same time of sodding.On the latter days,they can plant some good shrubberies to hold the soil of the slope.
建议在卫生填埋场植被建设初期,在种植人工草皮的同时,适当地引入狗尾草、稗草、灰菜等野生优势种,使野生草本群落逐渐替代人工草坪;在植被建设中后期,种植适量抗性强的优良灌木树种,以提高填埋场植被的物种多样性,增加坡面景观效果,发挥植被护坡固土的生态功能。
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Take cockspur grass and henbane
摘走鸡距草和天仙子
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The result showed10%Caowei weeded widely,had specially good effect on sedge family and broadleaf weeds and cockspur grass,the total effect of10%Caowei15g /667m 2 was6.8%more than10%Caokexing,22.2%more than10%Yikejing,improved17.9%in output than blank.
结果表明,10%草威杀草谱广,对莎草科和阔叶杂草有特效,对稗草有极强的抑制使用。10%草威15g/667m2总防效比10%草克星提高6.8%,比10%一克净提高22.2%,比空白对照增产17.9%。