The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryO. Judd, 1908 - 369 páginas |
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... Hybrid . Durum Wheat Districts . Wheat Plants from Good and Poor Seed . 16 17 20 Harvesting Minnesota Blue Stem Wheat 34 38 42 48 52 Combined Steam Plow , Harrow and Seeder . Typical Farm Wheat Drill . . 60 64 A Modern Press and Disc ...
... Hybrid . Durum Wheat Districts . Wheat Plants from Good and Poor Seed . 16 17 20 Harvesting Minnesota Blue Stem Wheat 34 38 42 48 52 Combined Steam Plow , Harrow and Seeder . Typical Farm Wheat Drill . . 60 64 A Modern Press and Disc ...
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... hybrid than of parents . Yield of hybrid shown by x line . ( After Hays . ) utilized by Lyon . His selections were for quality rather than quantity . He experimented with the smallest and lightest ker- nels on account of their high ...
... hybrid than of parents . Yield of hybrid shown by x line . ( After Hays . ) utilized by Lyon . His selections were for quality rather than quantity . He experimented with the smallest and lightest ker- nels on account of their high ...
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... hybrid with another race or hybrid , resulting in a hybrid containing the blood of three or more races or species . Hy- bridization may be natural or artificial . Natural hybrids rare- ly occur . This is shown by growing different ...
... hybrid with another race or hybrid , resulting in a hybrid containing the blood of three or more races or species . Hy- bridization may be natural or artificial . Natural hybrids rare- ly occur . This is shown by growing different ...
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... hybrid produced partakes of the characters of both parents . Saunders found that the crossbred kernel closely ... hybrids produced . The operation of cross - fertilization is by far the easiest part of the process for attaining results ...
... hybrid produced partakes of the characters of both parents . Saunders found that the crossbred kernel closely ... hybrids produced . The operation of cross - fertilization is by far the easiest part of the process for attaining results ...
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... Hybrid 1 Hybrid 2 Red Hybrid 3 Hybrid 5 Hybrid 4 Hybrid 30 Hybrid 4 Hybrid 60 Hybrid 5 Hybrid 7 DIAGRAM SHOWING PEDIGREE OF GARTON'S HYBRID . mediately averaging better than the parents . In many cases the first progeny will average ...
... Hybrid 1 Hybrid 2 Red Hybrid 3 Hybrid 5 Hybrid 4 Hybrid 30 Hybrid 4 Hybrid 60 Hybrid 5 Hybrid 7 DIAGRAM SHOWING PEDIGREE OF GARTON'S HYBRID . mediately averaging better than the parents . In many cases the first progeny will average ...
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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