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1
Report of the Alaska agricultural experiment stations 1921 Report of the Alaska agricultural experiment stations 1921 /
Được phát hành 1923“…United States Department of Agriculture.…”
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2
Inventory of seeds and plants imported Inventory of seeds and plants imported /
Được phát hành 1922“…United States Department of Agriculture.…”
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3
Direction for preparing specimens of large mammals in the field Direction for preparing specimens of large mammals in the field /
Được phát hành 1915“…United States Department of Agriculture, Bureau of Biological Survey.…”
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4
Plants tested for or reported to posses insecticidal properties Plants tested for or reported to posses insecticidal properties /
Được phát hành 1924“…United States Department of Agriculture…”
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5
Experimental production of straw gas Experimental production of straw gas /
Được phát hành 1923“…United States Department of Agriculture…”
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6
Dusting cotton from airplanes Dusting cotton from airplanes /
Được phát hành 1924“…United States Department of Agriculture…”
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7
A chemical and structural study of mesquite, carob, and honey locust beans A chemical and structural study of mesquite, carob, and honey locust beans /
Được phát hành 1923“…United States Department of Agriculture…”
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8
Food and economic relations of North American grebes Food and economic relations of North American grebes /
Được phát hành 1924“…United States Department of Agriculture…”
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9
Drainage district assessments : a study of present practices in assessing benefits under the state drainage laws a study of present practices in assessing benefits under the state...
Được phát hành 1924“…United States Department of Agriculture…”
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10
Digestibility of raw starches and carbohydrates Digestibility of raw starches and carbohydrates /
Được phát hành 1924“…United States Department of Agriculture…”
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11
Family living in farm homes : a economic study of 402 farm families in Livingston County, N. Y. a economic study of 402 farm families in Livingston County, N. Y. /
Được phát hành 1924“…United States Department of Agriculture…”
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12
Growth and feeding of honeybee larvae Growth and feeding of honeybee larvae /
Được phát hành 1924“…United States Department of Agriculture…”
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13
The recovery of potash as a by-producte in the blast-furnace industry The recovery of potash as a by-producte in the blast-furnace industry /
Được phát hành 1924“…United States Department of Agriculture…”
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14
Damage to range grasses by the zuni prairie dog Damage to range grasses by the zuni prairie dog /
Được phát hành 1924“…United States Department of Agriculture…”
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15
Results of experiments with miscellaneous substances against the chicken mite Results of experiments with miscellaneous substances against the chicken mite /
Được phát hành 1924“…United States Department of Agriculture…”
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16
The stem nematode Tylenchus dipsaci on wild hosts in the Northwest The stem nematode Tylenchus dipsaci on wild hosts in the Northwest /
Được phát hành 1924“…United States Department of Agriculture…”
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17
How the United States can meet its present and future pulp-wood requirements How the United States can meet its present and future pulp-wood requirements /
Được phát hành 1924“…United States Department of Agriculture…”
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18
Food habits of some winter bird visitants Food habits of some winter bird visitants /
Được phát hành 1924“…United States Department of Agriculture…”
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19
Returns from banded birds 1920 to 1923 Returns from banded birds 1920 to 1923 /
Được phát hành 1924“…United States Department of Agriculture…”
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20
Scale insects and mites on citrus trees Scale insects and mites on citrus trees /
Được phát hành 1915“…United States Department of Agriculture…”
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