Yazar
j august fries
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Cilt sonuçları
Methods and standards in bomb calorimetry
J. August Fries · U.S. Dept. of Agriculture, Bureau of Animal Industry
32 sayfa · 1910
Bomb calorimeter
Investigations in the use of the bomb calorimeter
J. August Fries · U.S. Dept. of Agriculture, Bureau of Animal Industry
39 sayfa · 1907
Bomb calorimeter
Relative utilization of energy in milk production and body increase of dairy cows
J. August Fries · U.S. Dept. of Agriculture
36 sayfa · 1924
Dairy cattle / Dairying / Energy consumption
The influence of type and of age upon the utilization of feed by cattle
Armsby, Henry Prentiss, J. August Fries, United States. Department of Agriculture. National Agricultural Library. · U.S. Dept. of Agriculture, Bureau of Animal Industry
245 sayfa · 1911
Cattle / Feed utilization efficiency