The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryO. Judd Company, 1922 - 369 páginas |
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Página 1
... means white . The French blé suggests blêmir , to grow pale . Perhaps wheat was called white , to distinguish it from rye , and other dark colored grains . Triticum , the botanical and classical name , doubtless comes from tritus ...
... means white . The French blé suggests blêmir , to grow pale . Perhaps wheat was called white , to distinguish it from rye , and other dark colored grains . Triticum , the botanical and classical name , doubtless comes from tritus ...
Página 23
... mean temperature required for the successful cultivation and ripening of wheat has been given as 65 ° F. for 45 to 60 days , and 55 ° F. for three or four months of the growing season . Of the wheat in the United States , according to ...
... mean temperature required for the successful cultivation and ripening of wheat has been given as 65 ° F. for 45 to 60 days , and 55 ° F. for three or four months of the growing season . Of the wheat in the United States , according to ...
Página 24
... Mean Temperature Heat of growing Growth Period Units 115 days 74.0 degrees 8,510 46 137 59.0 8,083 160 " " 56.0 " " 8,950 64 182 47.5 8,645 Cooke found the number of heat units required to be ap- proximately the same for different ...
... Mean Temperature Heat of growing Growth Period Units 115 days 74.0 degrees 8,510 46 137 59.0 8,083 160 " " 56.0 " " 8,950 64 182 47.5 8,645 Cooke found the number of heat units required to be ap- proximately the same for different ...
Página 33
... means for travel- ing , a new horizon of comfort surmounts the skyline of the farmers ' economic strength . This recent era of rural pros- perity augurs well for the nation's future . IMPROVEMENT . Wheat Improvement Proper consists of ...
... means for travel- ing , a new horizon of comfort surmounts the skyline of the farmers ' economic strength . This recent era of rural pros- perity augurs well for the nation's future . IMPROVEMENT . Wheat Improvement Proper consists of ...
Página 36
... means for the modification of form and tendency in organic life . It augments the power of varia- tion by successively selecting the most marked variations in any direction . While conscious selection is a modern process which has ...
... means for the modification of form and tendency in organic life . It augments the power of varia- tion by successively selecting the most marked variations in any direction . While conscious selection is a modern process which has ...
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Términos y frases comunes
acre agriculture Amer American amount annual Argentina average baked bran bread bucket shop bushels bushels of wheat Canada cars cents per bushel century cereals Chicago chinch bug climate combined harvester commercial corn cost crop rotation cultivation durum wheat early elevators England Europe experiment station export factor farm farmers fertilizers field flour germination gluten grower grown harvest header Hessian fly Hybrid important increased industry insects irrigation Kansas kernel land larvæ loss macaroni machine machinery manure methods miller milling Minnesota moisture nitrogen North Dakota operation Pacific coast phosphoric acid plow potash pounds practically produced profitable railroads raised Red river valley Report Rept rotation Russia rust seed shipped smut soil sown speculative spores spring wheat storage straw supply threshing tion transportation United varieties weeds wheat crop wheat growing wheat plant winter wheat Yearbook U. S. Dept yield