Showing results under subject: 'entomology'

Weeds poisonous to livestock

Author: Talbot, P. R. (Percy R.) - Ballantyne, E. E. - Hooper, J. C.
Publisher:Edmonton,Alberta Dept of Agriculture 1955
Abstract: no abstract

Sponge spicules in swamp soils

Author: Davis, R. O. E. (Royall Oscar Eugene),
Publisher:Washington,Govt Print Off 1912
Abstract: no abstract

On the dispersion of the pink boll worm in Egypt

Author: Gough, Lewis Henry
Publisher:Cairo,Government Press 1922
Abstract: no abstract

A short account of the big trees of California

Author: United States. Forest Service.
Publisher:Washington,Govt Print Off 1900
Abstract: no abstract

A study of heart-rot in western hemlock

Author: Weir, James R. (James Robert), - Hubert, Ernest E. (Ernest Everett),
Publisher:Washington DC,US Dept of Agriculture 1918
Abstract: no abstract

Winter feeding of wild life on northern farms

Author: Grange, Wallace B. (Wallace Byron),
Publisher:Washington DC,US Dept of Agriculture 1933
Abstract: no abstract

Artificial host egg for rearing trichogramma

Author: Hoffman, Jarett D. (Jarett David).
Publisher:Washington DC,US Dept of Agriculture 1982
Abstract: no abstract

Forests and national prosperity : a reappraisal of the forest situation in the United States

Author: United States. Forest Service.
Publisher:Washington DC,US Dept of Agriculture 1948
Abstract: no abstract

The use book : a manual for users of the national forests. July 1, 1913

Author: United States. Forest Service.
Publisher:Washington DC,US Dept of Agriculture 1913
Abstract: no abstract

Roundheaded apple-tree borer : its life history and control

Author: Brooks, Fred E. (Fred Ernest),
Publisher:Washington DC,US Dept of Agriculture 1920
Abstract: no abstract
© Lagos APPEALS project 2023
Powered by: