Experiment Station Record, Band 62U.S. Government Printing Office, 1930 |
Andere Ausgaben - Alle anzeigen
Häufige Begriffe und Wortgruppen
acid acre agricultural alfalfa Amer animals antimony trichloride aphid apple average Bordeaux mixture Bulletin calcium calves cent Circ coccidiosis color cooperation corn correlation cost cotton cottonseed meal County crops culture dairy diet disease economic effect eggs ergosterol Experiment Station experimental factors farm Farmers feeding fertilizer figs fruit germination grain grass growth included increased indicated infection Jour kafir larvae legumes lime sulfur manure methods milk mixture moisture nitrate nitrogen oats obtained organism parasites percentage period phosphorus pigs plants plats potatoes present previously noted E. S. R. production protein ration rats reported Research root seed showed silage soil Soil survey solution sorghums soybeans species strains studies sulfate sulfur superphosphate temperature tests tion trans treatment trees types U. S. Dept varieties vitamin vitamin D weight wheat Winesap winter yields
Beliebte Passagen
Seite 190 - Arranged in descending order of copper content, the different classes of foods are as follows : Nuts, dried legumes, cereals, dried fruits, poultry, fish, animal tissues, green legumes, roots, etc.. leafy vegetables, fresh fruits, and nonleafy vegetables.
Seite 174 - Diameter of Pipes for Steam, Alcohol, Vapour and Air — The Diameter of Water Pipes — The Loss of Heat from Apparatus and Pipes to the Surrounding Air, and Means for Preventing the Loss — Condensers — Heating Liquids by Means of Steam — The Cooling of Liquids — The Volumes to be Exhausted from Condensers by the Air-pumps — A...
Seite 684 - Its authority is evident from the statement that it has been prepared under the direction of the Advisory Committee on Social and Economic Research in Agriculture of the Social Science Research Council...
Seite 127 - The Effect of Injection of Follicular Extract on the Sex Organs in the Guinea Pig and the Interaction Between the Follicular Substances and Substances Given Off by the Corpus Luteum.
Seite 638 - Studies in the root and shoot growth of the strawberry. V. The origin, development and function of the roots of the cultivated strawberry.
Seite 174 - The Relative Proportion of the Heating Surfaces in the Elements of the Multiple Evaporator and their Actual Dimensions...
Seite 18 - A Study of the Chemical and Physical Phenomena of the So-Called "Slick Spots," Impermeable Areas in the Gypsum Soils and Allied Soils of the Moapa and Las Vegas Valleys of Southern Nevada. 1926-Continuous. Project Leader, Dean Robert Stewart, Assisted by VE Spencer and George Hardman.
Seite 606 - ... Alternative possibilities are that the vitamin may be a ketone itself or that the highly absorptive unsaturated ketone may constitute the biologically inactive portion of the mixture, the vitamin itself being in the remaining portion in minute amounts only. It is thought that if the latter explanation proved to be the correct one the vitamin is one of the ergosterol derivatives resulting as by-products in the ketone formation. In either case the lability of the hydrogen of the CH(OH) group is...
Seite 184 - ... recent experience and criticism on this subject." The various principles, techniques, and mechanical aids which are discussed in this volume are as follows: theory and planning of social research, difficulties of objective observation, experimental techniques, terminology, units and classification, principal methods of social research, the sample in social research, the schedule as an instrument of observation, the questionnaire, the measurement of attitudes and opinions, the measurement of institutional...
Seite xv - Protection of log cabins, rustic work and unseasoned wood from injurious insects. Washington, US Govt. print. off., 1929. (US Department of agriculture. Farmers