Yazar
j august fries
4 cilt bulundu.
Cilt sonuçları
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
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
Methods and standards in bomb calorimetry
J. August Fries · U.S. Dept. of Agriculture, Bureau of Animal Industry
32 sayfa · 1910
Bomb calorimeter
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