00584nam a22002057a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082002200102100001600124245003800140260005200178300002000230490004900250650003000299830004900329CHAP20220329134852.0971013s1952            r     00010     d  a27209  a28181  a32283  cCHAP  a634.967bK44 195200aKeen, F. P.  aInsects enemies of western forest  aWashington :bGovernment Printing Office,c1952  a280 p.b: ilus.  aU.S. Dept. of Agriculture. Misc. Pub.v; 27314aÁrbolesxPlagasxE.U.A.0 aU.S. Dept. of Agriculture. Misc. Pub.v; 273