Bulletin - Bureau of Chemistry, Броеве 20–29U.S. Government Printing Office, 1889 |
Между кориците на книгата
Резултати 1 - 5 от 85.
Страница 13
... success shall be constructed by skilled machinists and erected by skilled engi neers , with time enough at their disposal to finish their work before the manufacturing season begins . Some further remarks on this subject will be made in ...
... success shall be constructed by skilled machinists and erected by skilled engi neers , with time enough at their disposal to finish their work before the manufacturing season begins . Some further remarks on this subject will be made in ...
Страница 14
... success of extraction . The financial diffi- culties which were met with by the company during the year were at ... success of a commercial undertaking by introducing in its place a kind of experiment , which , failing , would destroy ...
... success of extraction . The financial diffi- culties which were met with by the company during the year were at ... success of a commercial undertaking by introducing in its place a kind of experiment , which , failing , would destroy ...
Страница 15
... success of the industry depends on the following conditions , viz : I ( 1 ) A careful selection and improvement of the seed with a view of increasing the proportion of sucrese . ( 2 ) A definition of geographical limits of successful ...
... success of the industry depends on the following conditions , viz : I ( 1 ) A careful selection and improvement of the seed with a view of increasing the proportion of sucrese . ( 2 ) A definition of geographical limits of successful ...
Страница 16
... success of the industry that the line of work thus commenced by the Department should be continued . One great difficulty with which we have to contend is in the charac- ter of the appropriations made for the experimental work . I have ...
... success of the industry that the line of work thus commenced by the Department should be continued . One great difficulty with which we have to contend is in the charac- ter of the appropriations made for the experimental work . I have ...
Страница 17
... success in the mauufacture of sorghum sugar . Early frosts falling on cane still immature , or a freezing temperature on ripe cane followed by warm weather , are alike fatal to a favorable issue of the attempt to make sugar . Sober and ...
... success in the mauufacture of sorghum sugar . Early frosts falling on cane still immature , or a freezing temperature on ripe cane followed by warm weather , are alike fatal to a favorable issue of the attempt to make sugar . Sober and ...
Други издания - Преглед на всички
Често срещани думи и фрази
acre adulteration Agriculture alcohol alkali amount analyses apparatus average beets boiling Brix butter cane carbonate cells cent chemical chemists clarified contained Conway Springs crop cubic centimeters cultivation culture determination diffusion battery diffusion juice dilution distillation Early Amber Early Orange ether evaporation exhausted chips Experiment Station extraction factory fertilizers filter flask Glucose grams grown heated improved inches inversion Kansas kilograms Kjeldahl method lime loss manufacture manure massecuite means method milk mill juice molasses nitrate nitric acid nitrogen normal juice obtained October percentage phosphoric acid plant plots plowing polariscope potash pounds produced pulp purity quantity roots samples saponification season Second sugar seed selection Sept September sirup soda soil solution sorghum specific gravity substance sucrose sugar-beet sugar-house sulphuric acid superphosphate temperature tion tons Total solids tube varieties volatile acids washing weight Wiley yield
Популярни откъси
Страница 77 - ... artificial, with experiments designed to test their comparative effects on crops of different kinds; the adaptation and value of grasses and forage plants; the composition and digestibility of the different kinds of food for domestic animals; the scientific and economic questions involved in the production of butter and cheese; and such other researches or experiments bearing directly on the agricultural industry of the United States as may in each case be deemed advisable, having due regard...
Страница 76 - AN ACT To establish agricultural experiment stations In connection with the colleges established In the several States under the provisions of an act approved July second, eighteen hundred and sixty-two, and of the acts supplementary thereto...
Страница 77 - That it shall be the object and duty of said experiment stations to conduct original researches or verify experiments on the physiology of plants and animals; the diseases to which they are severally subject, with...
Страница 220 - ... avoiding the useless saturation of the caustic potash solution. When the flow of carbonic acid has very nearly or completely ceased, pass the delivery tube down into the receiving arm, so that the bubbles will escape into the azotometer. Light the jets under the...
Страница 7 - Report on the culture of the sugar beet and the manufacture of sugar therefrom in France and the United States.
Страница 42 - This fat will not usually be clear; this however, will make no difference in the result, as the subsequent treatment will clarify it. As soon as the bottles have been sufficiently whirled, they should be filled to the neck with hot water. This is most conveniently done by placing a vessel containing boiling water above the machine, and by means of a syphon, made from a small rubber tube with a glass tip, run the water directly into the bottles without removing them from the wheel.
Страница 72 - Vilmorin is manufactured in connection with other varieties it is the custom to reserve this for the end of the season and to work up the less reliable beets at an earlier date. It is also said to resist better than any other variety the unfavorable influence of certain characters of soil and of certain manures. In black soils, rich in organic matter, it will give great industrial results, while most other varieties of beets become watery or saline in excess.
Страница 222 - If the mixture froth badly, a small piece of paraffin may be added to prevent it. The heat is then raised until the acid boils briskly. No further attention is required till the contents of the flask have become a clear liquid, which is colorless, or at least has only a very pale straw color.
Страница 42 - An even number of bottles should be whirled at the same time, and they should be placed in the wheel in pairs opposite to each other, so that the equilibrium of the apparatus will not be disturbed. When all of the test bottles are placed in the apparatus, the cover is placed upon the...
Страница 44 - ... reading can easily be taken to half divisions or to one-tenth per cent. If the column of fat is less than about one division, as will sometimes happen with skimmilk, buttermilk or whey it may assume a globular form instead of a uniform layer across the tube; when this occurs the fat can usually be estimated with sufficient accuracy by simple inspection, but if an accurate reading is desired it may be obtained by taking four samples of the milk in four test bottles, and after treating them in...