中国沙漠 1997, Vol. 17 Issue (1): 53-57 |
研究论文 |
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甘肃胡杨恢复发展的限制因子及对策 |
康向阳 |
甘肃农业大学林学院, 兰州 730070 |
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THE RESTRICTIVE FACTORS AND THE DEVELOPMENT STRATEGIES OF FOREST RESTORATION OFPOPULUS EUPHRATICA OLIV.IN GANSU |
Kang Xiangyang |
College of Forestry, Gansu Agricultural University, Lanzhou 730070 |
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