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不同改良措施对三江平原天然小叶章草场的改良效果及经济效益分析 被引量:8

The Effect and Economic Benefit of Different Improving Mdasures on Natural Grassland of Deyeuxia angustifolia in Sanjiang Plains
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摘要 从对黑龙江省三江平原天然小叶章草场进行改良的结果看 ,“禁牧 +耙地 +施肥”是提高小叶章干草产量的最有效途径 ,但投入成本较高 ;“禁牧 +耙地” Form the result of different improving measures for natural Deyeuxia angustiflria grassland in Heilongjiang Sanjiang plains, that the best way for enhancing hay yield is “inhibition grazing + harrow fields + fertilization” was concluded, but the cost is comparatively higher than the way of “inhibition grazing + harrow fields”, so the way of “inhibition grazing + harrow fields” is more econmical and practicable than the former.
出处 《中国草地》 CSCD 2000年第5期46-48,共3页 Grassland of China
基金 国家"九五"重大攻关课题资助
关键词 三江平原 小叶章 草场改良 经济效益分析 Sanjiang plains \ Deyeuxia angustifolia \ Improved measures
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