Bulletin - Bureau of Chemistry, Броеве 20–29U.S. Government Printing Office, 1889 |
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Страница 9
... tons a day this system might possibly be employed , but I doubt even then if it could be economically worked . This opinion of mine , as will be seen , is at total variance with that expressed by Mr. Hughes , and those who propose to ...
... tons a day this system might possibly be employed , but I doubt even then if it could be economically worked . This opinion of mine , as will be seen , is at total variance with that expressed by Mr. Hughes , and those who propose to ...
Страница 19
... tons of field cane at each load . The average price which is paid for such cane at the present time is $ 2 per ton . It is evident that at a given distance , varying according to the price of teams and labor in each locality , the cost ...
... tons of field cane at each load . The average price which is paid for such cane at the present time is $ 2 per ton . It is evident that at a given distance , varying according to the price of teams and labor in each locality , the cost ...
Страница 67
... tons per acre . Some small pieces produced more , the aver age being 10 tons per acre . Ten thousand acres of cane at $ 2 per ton could easily be contracted for delivery next season . The farmers are not slow to see the advantages ...
... tons per acre . Some small pieces produced more , the aver age being 10 tons per acre . Ten thousand acres of cane at $ 2 per ton could easily be contracted for delivery next season . The farmers are not slow to see the advantages ...
Страница 68
... tons of cleaned cane , from which were obtained 3,850 pounds of sugar of 98 per cent . purity and 1,000 gallons of molasses , being 90 pounds of sugar and 23.2 gallons of molasses from each ton . The laboratory work under the direction ...
... tons of cleaned cane , from which were obtained 3,850 pounds of sugar of 98 per cent . purity and 1,000 gallons of molasses , being 90 pounds of sugar and 23.2 gallons of molasses from each ton . The laboratory work under the direction ...
Страница 69
... ton over cost of production , 33 cents . Taking the season as a whole the plant was operated at less than half its capacity with no decrease in cost of labor . Fully 150 tons could have been worked with the same labor and an increase of ...
... ton over cost of production , 33 cents . Taking the season as a whole the plant was operated at less than half its capacity with no decrease in cost of labor . Fully 150 tons could have been worked with the same labor and an increase of ...
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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...