Report of the Alaska agricultural experiment stations 1921 Report of the Alaska agricultural experiment stations 1921 /

“…United States Department of Agriculture.…”

Inventory of seeds and plants imported Inventory of seeds and plants imported /

“…United States Department of Agriculture.…”

Direction for preparing specimens of large mammals in the field Direction for preparing specimens of large mammals in the field /

“…United States Department of Agriculture, Bureau of Biological Survey.…”

Plants tested for or reported to posses insecticidal properties Plants tested for or reported to posses insecticidal properties / 著者: McIndoo, N.E

“…United States Department of Agriculture…”

Experimental production of straw gas Experimental production of straw gas / 著者: Roethe, Harry E.

“…United States Department of Agriculture…”

Dusting cotton from airplanes Dusting cotton from airplanes / 著者: Coad, B. R.

“…United States Department of Agriculture…”

A chemical and structural study of mesquite, carob, and honey locust beans A chemical and structural study of mesquite, carob, and honey locust beans / 著者: Walton, G.P

“…United States Department of Agriculture…”

Food and economic relations of North American grebes Food and economic relations of North American grebes / 著者: Wetmore, Alexander, 1886-1978

“…United States Department of Agriculture…”

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... 著者: Boyd, George R.

“…United States Department of Agriculture…”

Digestibility of raw starches and carbohydrates Digestibility of raw starches and carbohydrates / 著者: Langworthy, C. F. (Charles Ford), 1864-1932, Thompson Merrill, Alice

“…United States Department of Agriculture…”

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. / 著者: Kirkpatrick, E. L., Atwater, Helen W., Bailey, Ilena M.

“…United States Department of Agriculture…”

Growth and feeding of honeybee larvae Growth and feeding of honeybee larvae / 著者: Nelson, James A., Sturtevant , Arnold P., Lineburg, Bruce

“…United States Department of Agriculture…”

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 / 著者: Merz, Albert R., Ross, William H.

“…United States Department of Agriculture…”

Damage to range grasses by the zuni prairie dog Damage to range grasses by the zuni prairie dog / 著者: Taylor, Walter P., Loftfield, J. V. G.

“…United States Department of Agriculture…”

Results of experiments with miscellaneous substances against the chicken mite Results of experiments with miscellaneous substances against the chicken mite / 著者: Davidson, W. M., Loftfield, J. V. G.

“…United States Department of Agriculture…”

The stem nematode Tylenchus dipsaci on wild hosts in the Northwest The stem nematode Tylenchus dipsaci on wild hosts in the Northwest / 著者: Godfrey, G. H., McKay, M. B.

“…United States Department of Agriculture…”

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 / 著者: Clapp, Earle H., Boyce, Charles W.

“…United States Department of Agriculture…”

Food habits of some winter bird visitants Food habits of some winter bird visitants / 著者: Gabrielson, Ira N.

“…United States Department of Agriculture…”

Returns from banded birds 1920 to 1923 Returns from banded birds 1920 to 1923 / 著者: Lincoln, Frederick C.

“…United States Department of Agriculture…”

Scale insects and mites on citrus trees Scale insects and mites on citrus trees / 著者: Marlatt, C. L.

“…United States Department of Agriculture…”