Determination of the porcentage of infestation by the hessian fly phytophaga destructor say /
Larrimer, W. H.
Determination of the porcentage of infestation by the hessian fly phytophaga destructor say / by W. H. Larrimer and W. B. Cartwright - - 4 p. - Diptera; 1 .
Sobretiro de: Journal of agricultural research 32 (11): 1041-1044, 1926. Encuadernado con: Key toi gall midges (A resume of studies I-VII, itonididae) /by Ephraim Porter Felt 70-213
201321
Dipteros -- Colecciones de escritos Hessian Flies
PA-C 595.77 D5
Determination of the porcentage of infestation by the hessian fly phytophaga destructor say / by W. H. Larrimer and W. B. Cartwright - - 4 p. - Diptera; 1 .
Sobretiro de: Journal of agricultural research 32 (11): 1041-1044, 1926. Encuadernado con: Key toi gall midges (A resume of studies I-VII, itonididae) /by Ephraim Porter Felt 70-213
201321
Dipteros -- Colecciones de escritos Hessian Flies
PA-C 595.77 D5