A yearly program in entomological practice for the orchard /
Gossard, H. A.
A yearly program in entomological practice for the orchard / H. A. Gossard - Wooster, Ohio : Agricultural Experiment Station - 4 p. - Ohio. Agr. Exp. Sta. Circular; 52 .
Encuadernado con: The hessian fly in Ohio/C. E. Thorne
203804
Control de plagas Fruta -- Plagas
PA-C 632.9 T4
A yearly program in entomological practice for the orchard / H. A. Gossard - Wooster, Ohio : Agricultural Experiment Station - 4 p. - Ohio. Agr. Exp. Sta. Circular; 52 .
Encuadernado con: The hessian fly in Ohio/C. E. Thorne
203804
Control de plagas Fruta -- Plagas
PA-C 632.9 T4