خيارات البحث
النتائج 1 - 10 من 44
Industrial chemistry
1942
Riegel, Emil Raymond
Sixteenth census of the United States, 1940 | Agriculture, cows milked and dairy products | Cows milked and dairy products
1942
Pettet, Zellmer R. (Zellmer Roswell)
The inheritance of number of seeds per pod and leaflet shape in the soybean
1942
Domingo, Wayne Elwin
The inheritance of number of seeds per pod and leaflet shape in the soybean
1942
Domingo, Wayne Elwin
A long range forest program for the state of Washington | Let's keep Washington forests growing
1942
More beef from the same number of cattle on Nevada ranches
1942
Brennen, C. A. | Fleming, Charles E.
The production of tetraploid redwing flax and tetraploid F₁ hybrids of a number of crosses involving this variety
1942
Ross, James George.
Dominion Experimental Station - Lethbridge
1942
Agriculture and Agri-Food Canada | University of Lethbridge Library
Looking SW from the road to the old CPR building.
اظهر المزيد [+] اقل [-]Ewes with twin lambs
1942
Agriculture and Agri-Food Canada | University of Lethbridge Library
Ewes with twin lambs on pasture. Buildings in the background (left to right): horse barn, dairy barn (silo on north end), cereal building (lean-to on the north side was an ice house), elevator and an employee's house.
اظهر المزيد [+] اقل [-]Wool Laboratory
1942
Agriculture and Agri-Food Canada | University of Lethbridge Library
The wool laboratory at the Lethbridge Experimental Farm. Constructed in 1937.
اظهر المزيد [+] اقل [-]