The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryO. Judd, 1908 - 369 páginas |
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Página 22
... Canada in 1901 , where 63,425,000 bushels were harvested from a little over 2,500,000 acres ; an average yield of over 25 bushels per acre . 992 Physical Properties . - The number of grains in a pound of wheat varies from 7,500 to ...
... Canada in 1901 , where 63,425,000 bushels were harvested from a little over 2,500,000 acres ; an average yield of over 25 bushels per acre . 992 Physical Properties . - The number of grains in a pound of wheat varies from 7,500 to ...
Página 23
... Canada , -52 ° F. has no injurious effect upon the vitality of dry and unplanted wheat . Beyond these temperatures , no scientific experiments have been found recor l- ed by the author . Time Required for Ripening . - The mean ...
... Canada , -52 ° F. has no injurious effect upon the vitality of dry and unplanted wheat . Beyond these temperatures , no scientific experiments have been found recor l- ed by the author . Time Required for Ripening . - The mean ...
Página 25
... Canada common wheat5 . 10.9 1.4 12.8 2.0 70.4 2.5 Indian wheat , aver . 12.5 1.7 13.5 2.7 68.4 1.2 Emmer kernels alone ' 10.5 1.7 13.2 2.6 69.4 2.8 Emmer kernels and chaff ?. 9.5 3.6 10.7 10.8 62.9 2.5 Emmer chaff alone ... 6.4 10.5 2.6 ...
... Canada common wheat5 . 10.9 1.4 12.8 2.0 70.4 2.5 Indian wheat , aver . 12.5 1.7 13.5 2.7 68.4 1.2 Emmer kernels alone ' 10.5 1.7 13.2 2.6 69.4 2.8 Emmer kernels and chaff ?. 9.5 3.6 10.7 10.8 62.9 2.5 Emmer chaff alone ... 6.4 10.5 2.6 ...
Página 38
... Canada experiment farms gave an average gain of about 3.6 per cent in favor of selection . Principles differ- ing somewhat from those usually followed in selection were $ 4 CROSSING AS A CAUSE OF VARIATION : Yield in grain of 100 plants ...
... Canada experiment farms gave an average gain of about 3.6 per cent in favor of selection . Principles differ- ing somewhat from those usually followed in selection were $ 4 CROSSING AS A CAUSE OF VARIATION : Yield in grain of 100 plants ...
Página 44
... Canada , Dr. William Saunders , began hybridizing wheats in 1888. His main object has been to procure early ripening varieties , and he has attained success by hybridizing American and Russian races . Preston and Stanley are two of his ...
... Canada , Dr. William Saunders , began hybridizing wheats in 1888. His main object has been to procure early ripening varieties , and he has attained success by hybridizing American and Russian races . Preston and Stanley are two of his ...
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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 farm farmers fertilizers 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 operations Pacific coast phosphoric acid plow potash pounds practically price of wheat produced profitable railroads 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