The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryOrange Judd Company, 1919 - 369 páginas |
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Página 90
... threshed , cleaned , and even sacked without a single touch from the human hand . On one side the rain is cut , and on the other side it is dropped at regu- lar intervals in piles of filled and tied sacks , ready for the market . Every ...
... threshed , cleaned , and even sacked without a single touch from the human hand . On one side the rain is cut , and on the other side it is dropped at regu- lar intervals in piles of filled and tied sacks , ready for the market . Every ...
Página 91
... threshing cylinder . This consists of teeth revolving within stationary teeth , and the threshing is more of a rubbing than a battering process . From the cylinder the grain and straw pass to the sieves over a vibrating metal table ...
... threshing cylinder . This consists of teeth revolving within stationary teeth , and the threshing is more of a rubbing than a battering process . From the cylinder the grain and straw pass to the sieves over a vibrating metal table ...
Página 94
... THRESHING . Threshing is the operation of separating the grain from the chaff and straw . It is perhaps an entirely safe proposition to say that this has been accomplished in every imaginable man- ner . Perels states that the oldest ...
... THRESHING . Threshing is the operation of separating the grain from the chaff and straw . It is perhaps an entirely safe proposition to say that this has been accomplished in every imaginable man- ner . Perels states that the oldest ...
Página 95
... threshing was by drawing over the grain an implement made rough on the bottom . It has been used in Egypt from ... Threshing Machines . - During the eighteenth century three Scotchmen made separate inventions that led up to the modern ...
... threshing was by drawing over the grain an implement made rough on the bottom . It has been used in Egypt from ... Threshing Machines . - During the eighteenth century three Scotchmen made separate inventions that led up to the modern ...
Página 96
... Threshing machines were first brought into general use in Great Britain . Many were introduced from 1810 to 1820. In the southern counties of England , the machines were the ob- ject of popular attack , and in many districts the farmers ...
... Threshing machines were first brought into general use in Great Britain . Many were introduced from 1810 to 1820. In the southern counties of England , the machines were the ob- ject of popular attack , and in many districts the farmers ...
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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