Experiments in the destruction of fly larvae in horse manure
Cook, F.C.
Experiments in the destruction of fly larvae in horse manure - Washington 1914 - 1-26 p. - Experiments United States Department of Agriculture . Bulletin No. 118 .
Experiments in the destruction of fly larvae in horse manure - Washington 1914 - 1-26 p. - Experiments United States Department of Agriculture . Bulletin No. 118 .