How to protect individual trees from western spruce budworm by implants and injections.

Bibliographic Details
Main Author:	Reardon, Richard C. (Author, Autor/a)
Format:	Book
Language:	English
Published:	Canadá : U.S. Departamento of Agriculture, 1984.
Subjects:	PLAGUICIDAS PROTECCION DE LAS PLANTAS

Description
Physical Description:	15 páginas : l.

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