The Book of Wheat: An Economic History and Practical Manual of the Wheat Industry |
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Página
Y. Improvement III. Natural Environment . IV. Cultivation W. Harvesting . . . . . . . WI.
Yield and Cost of Production . WTI. Crop Rotation and Irrigation . VIII. Fertilizers .
IX. Diseases - X. Insect Enemies . XI. Transportation XII. Storage XIII. Marketing ...
Y. Improvement III. Natural Environment . IV. Cultivation W. Harvesting . . . . . . . WI.
Yield and Cost of Production . WTI. Crop Rotation and Irrigation . VIII. Fertilizers .
IX. Diseases - X. Insect Enemies . XI. Transportation XII. Storage XIII. Marketing ...
Página
202 Storage in Open on a Farm . . . . . . . . . . . 210 Wheat Awaiting Shipment by
River . . . . . . . . 216 Storage at Primary Market . . . . . . . . . . . 236 Mexican Hand
Stone . . . . . . . . . . . . . 262 American Indian Foreign Mortar . . . . . . . . . .263 The
Quern ...
202 Storage in Open on a Farm . . . . . . . . . . . 210 Wheat Awaiting Shipment by
River . . . . . . . . 216 Storage at Primary Market . . . . . . . . . . . 236 Mexican Hand
Stone . . . . . . . . . . . . . 262 American Indian Foreign Mortar . . . . . . . . . .263 The
Quern ...
Página 116
It is the largest irrigation dam in existence, and the reservoir has a storage
capacity of over thirty billion cubic feet. The largest increase in irrigated area in
recent years has been made in British India, where about 30,000,000 acres have
been ...
It is the largest irrigation dam in existence, and the reservoir has a storage
capacity of over thirty billion cubic feet. The largest increase in irrigated area in
recent years has been made in British India, where about 30,000,000 acres have
been ...
Página 120
When the soil is thus used as a storage reservoir, in parts of Kansas and
California no irrigation is needed between planting and harvesting. Alkali-Arid
region soils are usually rich in mineral ingredients. This is because such soils
originated in ...
When the soil is thus used as a storage reservoir, in parts of Kansas and
California no irrigation is needed between planting and harvesting. Alkali-Arid
region soils are usually rich in mineral ingredients. This is because such soils
originated in ...
Página 137
Losses from leaching may be prevented by storage under cover or in pits, while
proper absorbents and preservatives, such as gypsum, superphosphate and
kainit, will almost entirely prevent destructive fermentation. The manure should
be ...
Losses from leaching may be prevented by storage under cover or in pits, while
proper absorbents and preservatives, such as gypsum, superphosphate and
kainit, will almost entirely prevent destructive fermentation. The manure should
be ...
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Términos y frases comunes
acre agriculture Amer American amount annual Argentina average baked 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 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 land loss macaroni machine machinery manure methods miller milling Minnesota moisture nitrogen North North Dakota operation Pacific coast phosphoric acid plow pounds practically price of wheat 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 transportation United varieties weeds wheat crop wheat growing wheat plant winter wheat Yearbook U. S. Dept yield
Pasajes populares
Página 77 - Texas, Algeria, Central Asia, China, Japan, Morocco. June — California, Oregon, Mississippi, Alabama, Georgia, North Carolina, South Carolina, Tennessee, Virginia, Kentucky, Kansas, Arkansas, Utah, Colorado, Missouri, Turkey, Greece, Italy, Spain, Portugal, south of France. July — New England, New York. Pennsylvania, Ohio. Indiana, Michigan, Illinois. Iowa, Wisconsin, southern Minnesota, Nebraska, upper Canada, Roumania, Bulgaria, Austria, Hungary, south of Russia, Germany, Switzerland, south...
Página 36 - This preservation of favourable individual differences and variations, and the destruction of those which are injurious, I have called Natural Selection, or the Survival of the Fittest.
Página 77 - Columbia, Belgium, Holland, Great Britain, Denmark, Poland, Central Russia. September and October — Scotland, Sweden, Norway, North of Russia. November — Peru, South Africa.
Página 143 - Chief of the Bureau of Soils in the United States Department of Agriculture...
Página 126 - The conclusion logically follows that on the average farm the great controlling factor in the yield of crops is not the amount of plant food in the soil, but is a physical factor the exact nature of which is yet to be determined.
Página 243 - ... made under the rules of some commercial body, by which the conditions as to the unit of amount, the quality, and the time of delivery are stereotyped, and only the determination of the total amount and the price is left open to the contracting parties."* Another important class of transactions are "cash...
Página 130 - It appears, further, that practically all soils contain sufficient plant food for good crop yield, that this supply will be indefinitely maintained, and that the actual yield of plants adapted to the soil depends mainly, under favorable climatic conditions, upon the cultural methods and suitable crop rotation.
Página 125 - ... diversified in appearance and quality ; yet, as it was stated in the Introductory Lecture, they consist of different proportions of the same elements ; which are in various states of chemical combination, or mechanical mixture. The substances which constitute soils have been already mentioned. They are certain compounds of the earths, silica, lime, alumina, magnesia...
Página 137 - Barnyard manure contains all the fertilizing elements required by plants in forms that insure plentiful crops and permanent fertility to the soil. It not only enriches the soil with the nitrogen, phosphoric acid, and potash, which it contains, but it also renders the stored-up materials of the soil more available, improves the mechanical condition of the soil, makes it warmer, and enables it to retain more moisture or to draw it up from below.
Página 74 - We have ploughed, we have sowed, We have reaped, we have mowed We have brought home every load, Hip, hip, hip, Harvest home ! and thus, sir, the whole assembly shout