01004cam a2200265 4500 agr68000196 DLC 20260227111030.0 691105s1968 dcu b 000 0 eng c agr68000196 U.S. Nat'l Agr. Libr. DLC DLC Z881.U4 L5 no. 87 1.916 L612 no. 87 632/.954 Condon, Patricia Aten, 1935- The toxicity of herbicides to mammals, aquatic life, soil microorganisms, beneficial insects and cultivated plants, 1950-65; a list of selected references [compiled by Patricia A. Condon] Washington, National Agricultural Library, U.S. Dept. of Agriculture, 1968. iii, 161 p. 26 cm. Library list no. 87 Cover title. Herbicides Toxicology Bibliography. Herbicides Bibliography. Herbicides Toxicity. National Agricultural Library (U.S.) Library list ; 87. 12500 12500