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Ecological principles in range evaluation |
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| Authors: | E J Dyksterhuis |
| Institution: | 1. U.S.D.A., Soil Conservation Service, Room 604, 134 So. 12th, Lincoln 8, Nebraska |
| Abstract: | |
| Keywords: | |
| 本文献已被 SpringerLink 等数据库收录！ | |
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