00810cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035001800092040005500110050001600165082001000181100004200191245003600233250001200269260004400281300003900325440005800364504004900422650002300471650002400494650003800518agr49000450 DLC20260227111011.0740222s1949    nyuac    b    000 0 eng c  aagr49000450   a(OCoLC)812489  aU.S. Dept. of Agr. Libr.cOWoCdOClW-HdOCoLCdDLC00aSB942b.S77  a595.71 aSteinhaus, Edward Arthur,d1914-1969.10aPrinciples of insect pathology.  a1st ed.  aNew York,bMcGraw-Hill Book Co.,c1949.  axi, 757 p.billus., ports.c24 cm. 0aMcGraw-Hill publications in the agricultural sciences  a"References" at end of most of the chapters. 0aInsectsxDiseases. 0aInsectsxParasites. 0aInsect pestsxBiological control.