Yazar
jesse e harmond
12 cilt bulundu.
Jesse E. Harmond · American Society of Agricultural Engineers
Sayfa sayısı yok · 1961
Electrostatic separators / Seeds / Cleaning
Jesse E. Harmond · Agricultural Research Service, United States, Dept. of Agriculture
16 sayfa · 1965
Agricultural machinery / Sowing / Fertilizer equipment
Jesse E. Harmond · U.S. Dept. of Agriculture, Agricultural Research Service
Sayfa sayısı yok · 1956
Seed separators / Seeds / Handling
Jesse E. Harmond · United States Department of Agriculture, Agricultural Research Service
Sayfa sayısı yok · 1961
Seed separators / Vibrators
Jesse E. Harmond · United States Department of Agriculture, Agricultural Research Service
Sayfa sayısı yok · 1961
Seeds / Handling / Machinery / Vibrators
Jesse E. Harmond · U.S. Dept. of Agriculture, Agricultural Research Service
12 sayfa · 1961
Separators (Machines) / Seed adulteration and inspection
Jesse E. Harmond · United States Department of Agriculture, Agricultural Research Service
Sayfa sayısı yok · 1965
Planters (Agricultural machinery) / Parts / Technological innovations
Jesse E. Harmond · United States Department of Agiculture in cooperation with Oregon Agricultural Experiment Station
56 sayfa · 1968
Kategori yok
Jesse E. Harmond · Agriculture Research Service, U.S. Dept. of Agriculture
38 sayfa · 1961
Seeds / Cleaning