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Estimating Site Index of Ponderosa Pine in Northern California
Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.)Robert F. Powers
其他書名
Standard Curves, Soil Series, Stem Analysis : [with List of Notes
出版1972
URLhttp://books.google.com.hk/books?id=RhqYMQEACAAJ&hl=&source=gbs_api