| 祁连山北麓高寒牧区人工混播草地适宜播种量与施氮量的研究 |
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| 引用本文： | 武得礼,葛文华,王志宏.祁连山北麓高寒牧区人工混播草地适宜播种量与施氮量的研究[J].草业科学,1994(5). |
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| 作者姓名： | 武得礼 葛文华 王志宏 |
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| 作者单位： | 甘肃草原生态研究所，肃南县草原工作站 |
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| 摘 要： | 试区燕麦与箭舌琬豆混播条件下播种量与施Ｎ量关系的研究结果表明，播种量对产草量影响较大，施Ｎ量影响程度相对较小；播种量与施Ｎ量之间呈负交互效应，其最佳配比线性方程为Ｂ＝２７１．６３９８－０．１１９３Ｎ；鲜草产量最大时的播种量为２３７ｋｇ／ｈｍ￣２，施Ｎ量为２９０ｋｇ／ｈｍ￣２。
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| 关 键 词： | 人工草地，混播，数学模型 |
STUDY ON OPTIMUM SOWING NORM AND AMOUNT OF NI1ROGEN APPLIED OF THE ARTIFICIAL MIXTURE SOWING GRASSLAND AT THE ALPINE PASTORAL AREA OF NORTHEM QILIAN MOUNTAINS |
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| Wu Deli, Ge Wenhua, Wang Zhihong.STUDY ON OPTIMUM SOWING NORM AND AMOUNT OF NI1ROGEN APPLIED OF THE ARTIFICIAL MIXTURE SOWING GRASSLAND AT THE ALPINE PASTORAL AREA OF NORTHEM QILIAN MOUNTAINS[J].Pratacultural Science,1994(5). |
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| Authors: | Wu Deli Ge Wenhua Wang Zhihong |
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| Abstract: | |
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| Keywords: | A rtificial grassland mixture sowing mathematical model |
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