The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryOrange Judd Company, 1919 - 369 páginas |
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... Hybrid . Durum Wheat Districts . PAGE Frontispiece 3 9 12 14 15 16 17 20 • 34 38 42 48 • 52 60 64 67 68 79 80 81 82 85 86 87 98 104 112 • 120 128 135 . 156 Wheat Plants from Good and Poor Seed . Combined Steam Plow , Harrow and Seeder ...
... Hybrid . Durum Wheat Districts . PAGE Frontispiece 3 9 12 14 15 16 17 20 • 34 38 42 48 • 52 60 64 67 68 79 80 81 82 85 86 87 98 104 112 • 120 128 135 . 156 Wheat Plants from Good and Poor Seed . Combined Steam Plow , Harrow and Seeder ...
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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 ...
Página 42
... Hybrid 2 Red Hybrid 3 Hybrid 5 Hybrid 4 Hybrid 30 Hybrid 4 Hybrid 6 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 much poorer ...
... Hybrid 2 Red Hybrid 3 Hybrid 5 Hybrid 4 Hybrid 30 Hybrid 4 Hybrid 6 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 much poorer ...
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acre agriculture amount annual Argentina average baked bread broadcast seeder bucket shop bushels bushels of wheat Canada cars cents per bushel century cereals Chicago climate combined harvester commercial corn cost crop rotation cultivation Dakota durum wheat early elevators England Europe experiment station export factor farm farmers feet fertilizers flour germination gluten grain grower grown harvest header Hessian fly Hybrid important increased industry insects irrigation Kansas kernel land larvæ loss macaroni machine machinery manure methods milling moisture nitrogen North North Dakota operation Pacific coast phosphoric acid plow potash pounds practically primary markets produced profitable railroads raised Red river valley Rept rotation Russia rust seed shipped smut soil sown speculative spores spring wheat storage straw supply threshing tion trade transportation United varieties weeds wheat crop wheat growing wheat plant winter wheat Yearbook U. S. Dept yield