银川市12所高校草坪杂草调查及其建议
首发时间:2015-06-19
摘要:通过调查银川市12所高校的草坪杂草,发现12所高校秋季常见草坪杂草密度为28.7-107.3株/m2,相差约3.7倍。杂草种类共有47种,隶属于21科,46属;从科属组成来看,主要有菊科(Compositae)、禾本科(Gramineae)、豆科(Leguminosa)、藜科(Chenopodiaceae)和旋花科(Convolvulaceae),其中菊科最多,禾本科次之;从生活型组成来看,一年生杂草19种,多年生杂草28种。根据草坪杂草生长及发生特性,合理搭配草坪草种;加强管理,提高草坪竞争力;人工拔除与化学防除相结合,科学有效地防治杂草。
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Investigation and Suggestion on Turf Weeds of 12 Universities in Yinchuan
Abstract:It was found that the density of common lawn weeds in autumn was between 28.7 and 107.3 plants /m2 and the difference of the edge was about 3.7 times by investing lawn weeds of 12 universities in Yinchuan. There were 47 weeds species, belonging to 46 genus in 21 families.The major species iuclude Compositae, Gramineae, Leguminosae, Chenopodiaceae and Convolvulaceae, among which the most was Asteraceae, Gramineae the second. From the perspective of life, there were 19 species in the annual weeds and 28 kinds of perennial weeds. According to the characteristics of growth, the turfgrass variety was combinated scientifically and reasonably,according to the characteristics of growth and occurrence of lawn weeds. It should strengthen turf management in order to improve the competitiveness of turf grass. Lawn weeds were controlled scientifically and effectively by the manual removal and Chemical Control.??
Keywords: Lawns Universities in Yinchuan city Lawn weeds Harm ?
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No.4647099107221514****
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