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Feed Barley

Robert E. McDole

出版	University of Idaho, Cooperative Extension Service, Agricultural Experiment Station, College of Agriculture, 1985
URL	http://books.google.com.hk/books?id=UKWaHAAACAAJ&hl=&source=gbs_api

註釋

Bemestingsadviezen en voorlichting over het bemonsteren van de grond