| 补播改良退化人工草地试验 |
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| 引用本文： | 刘太勇,履敏仪. 补播改良退化人工草地试验[J]. 湖南农业大学学报(自然科学版), 1992, 0(2) |
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| 作者姓名： | 刘太勇 履敏仪 |
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| 作者单位： | 南山牧场，湖南农学院 湖南城步，422512，长沙，410128 |
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| 摘 要： | 利用补播方法改良退化人工草地,速度快,效果好。草地覆盖度由补播前的51.8%提高到补播后的98%,优良栽培草比例由30%提高80%到,年产草量由15000kg/ha提高到45000kg/ha以上,裁畜量由每公顷3.85个竿单位提高到6.88个羊单位。
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| 关 键 词： | 人工牧场 退化草地 草地改良/补播 |
AN EXPERIMENT ON IMPROVING DEGENERATED SOWN PASTURE BY RESOWING |
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| Liu Taiyong,. AN EXPERIMENT ON IMPROVING DEGENERATED SOWN PASTURE BY RESOWING[J]. Journal of Hunan Agricultural University, 1992, 0(2) |
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| Authors: | Liu Taiyong |
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| Abstract: | It was demonstrated that resowing method was a quick and effectiveway to improve the degenerated sown pasture. After the treament, the pasture co-verage increased from 51.8% to 98%, the proportion of high quality cultivated grassincreased from 30% to 80%, the annual yield of grass increased from 15 000 kg/ha to more than 45 000 kg/ha, and the carrying capacity increased from 3.85 to6.88 sheep units per hectare. |
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| Keywords: | artificial pastures deteriorated grassland grassland improvements/resowing |
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