The Book of Wheat: An Economic History and Practical Manual of the Wheat IndustryO. Judd, 1908 - 369 páginas |
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Página 55
... weed and disease dissemination , as well as a powerful influence against proper methods of plant breeding . Selection cannot be suc- cessfully practiced in improving the quality of grain if the seed must be given up every few years for ...
... weed and disease dissemination , as well as a powerful influence against proper methods of plant breeding . Selection cannot be suc- cessfully practiced in improving the quality of grain if the seed must be given up every few years for ...
Página 62
... weeds grow ; and in America iron plows were supposed to poison the soil and to prevent the growth of crops . It was not until the end of the seventeenth century that plows began to be improved . The moldboard was then made of iron and ...
... weeds grow ; and in America iron plows were supposed to poison the soil and to prevent the growth of crops . It was not until the end of the seventeenth century that plows began to be improved . The moldboard was then made of iron and ...
Página 64
An Economic History and Practical Manual of the Wheat Industry Peter Tracy Dondlinger. THE TYPICAL FARM WHEAT DRILL WITHOUT FERTILIZER ATTACHMENT increases the yield , is most destructive to weeds and.
An Economic History and Practical Manual of the Wheat Industry Peter Tracy Dondlinger. THE TYPICAL FARM WHEAT DRILL WITHOUT FERTILIZER ATTACHMENT increases the yield , is most destructive to weeds and.
Página 65
... weeds and insects , and is the most economical in farm management . For winter wheat , the ground is plowed as soon after harvest as is practi- cable . This destroys the weeds before they ripen their seed and gives time for a compact ...
... weeds and insects , and is the most economical in farm management . For winter wheat , the ground is plowed as soon after harvest as is practi- cable . This destroys the weeds before they ripen their seed and gives time for a compact ...
Página 66
... weeds at a disadvantage , especially in spring wheat . Drilling also de- creases the danger from drought , winterkilling , and the blow- ing of soil by the winds . The snow lodged in the furrows left by the drill affords protection and ...
... weeds at a disadvantage , especially in spring wheat . Drilling also de- creases the danger from drought , winterkilling , and the blow- ing of soil by the winds . The snow lodged in the furrows left by the drill affords protection and ...
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Términos y frases comunes
acre agricultural Amer amount annually Argentina average baked bread broadcast seeder bucket shop bushels bushels of wheat Canada cars cents per bushel century cereals Chicago climate combined harvester commercial Common wheat corn cost crop rotation cultivation Dakota durum wheat early elevators England Europe export factor farm farmers fertilizers flour germination gluten grades of wheat grain grower grown harvest header Hessian fly hybridization important increased industry insects irrigation Kansas kernel land larvæ loss macaroni machine manure methods milling modern nitrogen North Dakota operation Pacific coast phosphoric acid plow potash pounds practically produced profitable railroads Red river valley Rept rotation Russia rust seed shipped smut soil sown speculative spores spring wheat storage straw supply threshing tion trade transportation United variations varieties wheat crop wheat growing wheat plant wheat raising winter wheat Yearbook U. S. Dept yield
Pasajes populares
Página 57 - Argentine Republic. February and March — Upper Egypt. India. April — Lower Egypt, India. Syria, Cyprus, Persia, Asia Minor, Mexico, Cuba. May — 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, Portujral, south of France.
Página 352 - Agronomy, Cornell University. If you raise five acres of any kind of grain you cannot afford to be without this book. It is in every way the best book on the subject that has ever been written. It treats of the cultivation and improvement of every grain crop raised in America in a thoroughly practical and accurate manner.
Página 19 - 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 352 - The Cereals in America," by the same author, it treats of the cultivation and improvement of every one of the forage and fiber crops. With this book in hand, you have the latest and most up-to-date information available.
Página 352 - FD COBURN'S little book on Alfalfa a few years ago has been a profit revelation to thousands of farmers throughout the country, and the increasing demand for still more information on the subject has induced the author to prepare the present volume, which is by far the most authoritative, complete and valuable work on this forage crop published anywhere. It is printed on fine p;iper and illustrated with many full-page photographs that were taken with the especial view of their relation to the text....
Página 352 - By THOMAS F. HUNT, MS, D.Agri., Professor of Agronomy, Cornell University. If you raise five acres of any kind of grain you cannot afford to be without this book. It is in every way the best book on the subject that has ever been written. It treats of the cultivation and improvement of every grain crop raised in America in a thoroughly practical and accurate manner. The subject-matter includes a comprehensive and succinct treatise of wheat, maize, oats, barley, rye, rice, sorghum (kafir corn) and...
Página 57 - Columbia, Belgium, Holland, Great Britain, Denmark, Poland, Central Russia. September and October — Scotland, Sweden, Norway, North of Russia. November — Peru, South Africa.
Página 123 - Chief of the Bureau of Soils in the United States Department of Agriculture...
Página 351 - A complete, practical work giving descriptions of the more important insects attacking vegetables of all kinds with simple and inexpensive remedies to check and destroy them, together with timely suggestions to prevent their recurrence. A ready reference book for truckers, marketgardeners, farmers as well as others who grow vegetables in...
Página 351 - As a rule, a book of this sort is dry and uninteresting, but in this case it reads like a novel. The author has put into it his individuality. The story of the properties of the soils, their improvement and management, as well as a discussion of the problems of crop growing and crop feeding, make this book equally valuable to the farmer, student and teacher. There are many illustrations of a practical character, each one suggesting some fundamental principle in soil management. 303 pages.