| 赤峰36号杨幼林追肥效益研究初报 |
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| 引用本文： | 赵天锡,陈章水,杨志敏,金永才,邢印华.赤峰36号杨幼林追肥效益研究初报[J].林业科学研究,1992,5(1):120-124. |
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| 作者姓名： | 赵天锡 陈章水 杨志敏 金永才 邢印华 |
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| 作者单位： | 中国林业科学研究院林业研究所
(赵天锡，陈章水，杨志敏)，辽宁省建平县林业局
(金永才)，辽宁省建平县林业局(邢印华) |
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| 摘 要： |
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| 关 键 词： | 赤峰36号杨 追肥 效益 杨树 幼林 |
| 收稿时间： | 1990/7/19 0:00:00 |
A Preliminary Study of Topdressing in Young Plantation of Populus chifengensis No.36 |
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| Zhao Tianxi,Chen Zhangshui,Yang Zhimin,Jin Yongcai and Xing Yinhua.A Preliminary Study of Topdressing in Young Plantation of Populus chifengensis No.36[J].Forest Research,1992,5(1):120-124. |
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| Authors: | Zhao Tianxi Chen Zhangshui Yang Zhimin Jin Yongcai and Xing Yinhua |
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| Institution: | Zhao Tianxi Chen Zhangshui Yang Zhimin(The Research Institute of Forestry CAF)Jin Yongcai Xing Yinhua(The Forest Bureau of Jianping County) |
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| Abstract: | The results of topdressing test in young plantation of Populus chifengensis No.36 were analized in this paper. Conclusion: the appropriate dose of topdressing in young high-yield poplar plantation of P. chifengensis No. 36 is 0.4kg urea (46% N) and 0.5kg superphosphate (14% P2O5) per tree a year. The economic benefit of topdressing with N,P,K indifferent level is also discussed in the paper. |
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| Keywords: | Populus chifengensis No 36 topdressing benefit |
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