The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryO. Judd, 1908 - 369 páginas |
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Página 35
... widely in the opposite extreme . Variations may also be induced . In this process two different methods may be used , hybridization and change of environ- ment . Only those variations which may occur or be induced independently of ...
... widely in the opposite extreme . Variations may also be induced . In this process two different methods may be used , hybridization and change of environ- ment . Only those variations which may occur or be induced independently of ...
Página 41
... widely that they cannot be successfully crossed . If it is desired to combine the characteristics of the two , it can be done by first crossing each with an allied variety , when com- posite hybridization will succeed between the two ...
... widely that they cannot be successfully crossed . If it is desired to combine the characteristics of the two , it can be done by first crossing each with an allied variety , when com- posite hybridization will succeed between the two ...
Página 44
... widely used of all recent American wheat hybrids . The two features char- acteristic of his work have been composite methods , and high gluten content as an ideal . The nature of the soil and climate of eastern United States is such as ...
... widely used of all recent American wheat hybrids . The two features char- acteristic of his work have been composite methods , and high gluten content as an ideal . The nature of the soil and climate of eastern United States is such as ...
Página 45
... widely dis- tributed varieties of wheat around Paris , was originated by them . Breeding Experiments have been carried on in the Kansas wheat belt for some years , and extensive co - operative work in this line has been taken up with ...
... widely dis- tributed varieties of wheat around Paris , was originated by them . Breeding Experiments have been carried on in the Kansas wheat belt for some years , and extensive co - operative work in this line has been taken up with ...
Página 50
... widely are characterized by peculiar varieties of wheat varying in composition and physical appearance . Soft wheat repeatedly sown on heavy , black , upland soil tends to be- come hard , while hard wheat becomes soft after years of suc ...
... widely are characterized by peculiar varieties of wheat varying in composition and physical appearance . Soft wheat repeatedly sown on heavy , black , upland soil tends to be- come hard , while hard wheat becomes soft after years of suc ...
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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