Yazar
w r barger
30 cilt bulundu.
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
17 sayfa · 1950
Flowers / Transportation / Storage / Commercial Aeronautics / Freight
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Sayfa sayısı yok · 1946
Grapes / Transportation / Cooling / Refrigerated transport
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Marketing Service, Biological Sciences Branch
16 sayfa · 1956
Vegetables / Transportation / Refrigerator cars
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Marketing Service, Marketing Research Division
10 sayfa · 1957
Potatoes / Transportation
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Sayfa sayısı yok · 1950
Potatoes / Transportation
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Marketing Service, Marketing Research Division
21 sayfa · 1956
Carrots / Transportation
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
15 sayfa · 1948
Potatoes / Transportation / Refrigerated transport
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
10 sayfa · 1949
Potatoes / Transportation / Handling
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Sayfa sayısı yok · 1952
Potatoes / Transportation / Handling
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Sayfa sayısı yok · 1952
Tomatoes / Transportation
W. R. Barger · United States Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Sayfa sayısı yok · 1950
Flowers / Transportation / Storage
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Marketing Service, Market Quality Research Division
Sayfa sayısı yok · 1962
Lettuce / Cooling
W. R. Barger · U.S. Dept. of Agriculture, Bureau of Plant Industry
79 sayfa · 1940
Lettuce / Transportation / Carrots
W. R. Barger · U.S. Dept. of Agriculture, Bureau of Plant Industry
16 sayfa · 1938
Potatoes / Transportation
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Sayfa sayısı yok · 1950
Grapes / Transportation / Storage
W. R. Barger · Market Quality Research Division, Agricultural Marketing Service, U.S. Dept. of Agriculture
26 sayfa · 1960
Asparagus / Transportation / Quality
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Marketing Service, Marketing Research Division
12 sayfa · 1959
Transportation / Tomatoes
W. R. Barger · Agricultural Marketing Service, Marketing Research Division, U.S. Dept. of Agriculture
16 sayfa · 1958
Lettuce / Transportation / Refrigerated trailers
W. R. Barger · U.S. Dept. of Agriculture, Marketing Quality Research Division, Agricultural Marketing Service
20 sayfa · 1961
Lettuce / Cooling
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
12 sayfa · 1946
Ventilation / Refrigerated foods / Transportation / Oranges
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Marketing Service, Market Quality Research Division
12 sayfa · 1963
Vegetables / Precooling
W. R. Barger · Division of Truck Crops ; [Washington, D.C.
Sayfa sayısı yok · 1943
Packaging / Potatoes / Enzymatic browning / Harvesting
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Sayfa sayısı yok · 1948
Atmospheric pressure / Vegetables / Fruit / Transportation / Diseases and injuries
W. R. Barger · Division of Truck Crops ; [Washington, D.C.
Sayfa sayısı yok · 1943
Ripening / Transportation / Tomatoes
W. R. Barger · Division of Truck Crops ; [Washington, D.C.
Sayfa sayısı yok · 1943
Packaging / Potatoes / Transportation
W. R. Barger · [U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering]
16 sayfa · 1943
Muskmelon / Melons / Transportation
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Marketing Service, Marketing Research Division, Biological Science Branch
22 sayfa · 1954
Ripening / Precooling / Transportation / Tomatoes
W. R. Barger · U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Sayfa sayısı yok · 1951
Cooling / Fruit / Vegetables