Experiment Station Record, Volume 39U.S. Government Printing Office, 1919 - Agricultural experiment stations |
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Common terms and phrases
acre agricultural alfalfa Amer ammonia amount animals apple application average bacteria barley beans calcium carbon casein cent Chem Circ clover corn cottonseed meal County cows crops culture described determine discussed disease effect eggs Experiment Station experimental factors farm feeding fertilizer figs forest fruit fungus given grain grass green manure grown growth increase injury insects investigations Jour larvæ lime maize manure method milk mixture moisture moisture equivalent nitrate nitrogen oats obtained organic parasite pasture peanut period pests phosphoric acid phosphorus pigs plants plats potash potatoes present previously noted E. S. R. production protein rancidity ration salts samples seed showed silage sodium soil solution soy beans species spraying sugar sulphate temperature tests tion trees U. S. Dept varieties vegetables velvet bean wheat winter yield
Popular passages
Page 139 - From the point of view of agricultural interests, the dates of the last killing frost in spring, and the first killing frost in autumn are of much practical importance, and often exert a marked influence on the yield of crops.
Page 402 - Aug., 1916, to consider and report upon the methods of effecting an increase in the home-grown food supplies, having regard to the need of such increase in the interests of national security; together with reports by Sir Matthew G.
Page 592 - ... Edward Hart, who has completed forty years as professor of chemistry at Lafayette. THE Women's College in Brown University received a gift of $50,000 to be used for a new dormitory. DR. BENJAMIN IDE WHEELER has presented his resignation as president of the University of California. PROFESSOR DW WORKING, of the Office of Farm Management...
Page 603 - ... he will waste his life in duplicating effort. The history of science is so vast and contemporary effort is so active that if he undertakes to acquire this knowledge by himself alone his life is largely wasted in doing that; his initiative and creative power are gone before he is ready to use them. Occasionally a man appears who has .the instinct to reject the negligible. A very great mind goes directly to the decisive fact, the determining symptom, and can afford not to burden itself with a great...
Page 270 - ... the Bureau of Animal Industry of the US Department of Agriculture, and the various state experiment stations.
Page 400 - THIS PUBLICATION MAT BE PROCURED FBOM THE SUPERINTENDENT Of DOCUMENTS GOVERNMENT PRINTING OFFICE WASHINGTON, DC AT 15 CENTS PER COPY SUBSCRIPTION PRICE, si PKB YIAB V EXPERIMENT STATION RECORD.
Page 489 - In pepsin-hydrochloric acid, proteolysis and antitoxin destruction proceeded simultaneously. These results tend to indicate that tetanus antitoxin is a substance of non-protein nature. But the stability of the antitoxin is so dependent upon that of the protein to which it is attached, that whenever the protein molecule is split, the antitoxin splits with it.
Page 189 - June and reach the maximum of abundance duting the first half of the season, disappearing with killing frosts. The eggs are deposited on the minute hairs on the iips, and those near the edges which are kept moist and receive friction hatch in from 5 to 10 days. The larvae are taken in with food or water and attach themselves to the walls of the stomach. Here they remain until the following winter or spring and then migrate to the rectum, where they reattach. Before leaving the host they usually attach...
Page 245 - Committee, having regard to the need of increasing home-grown food supplies in the interest of national security, to consider and report upon the methods of effecting such increase. Forestry Committee, to consider and report upon the best means of conserving and developing the woodland and forestry resources of the United Kingdom, having regard to the experience gained during the war.
Page 390 - Complications are extremely rare in vesicular stomatitis, and either chronic diseases of the hoof nor mammitis have been observed following it. Sucking calves are seldom affected with the disease, and rarely in other than a mild form, while an attack of foot-and-mouth disease in calves is always serious and not infrequently fatal. The vesicles in foot-and-mouth disease as a rule are larger than in vesicular somatitis, and are more tightly filled with serous fluid.