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Dibble Sticks, Donkeys, and Diesels
Joseph K. Campbell
其他書名
Machines in Crop Production
出版Int. Rice Res. Inst., 1990
ISBN97110418559789711041854
URLhttp://books.google.com.hk/books?id=fpfRxVMo01QC&hl=&source=gbs_api
EBookSAMPLE
註釋Human and animal power; Mechanical power; Agricultural production systems; Tillage; Planting; Fertilization; Weed control; Insect and predator control; Harvesting; Grain drying and storage; Transport; Social consequences; Machinery economics.