00670nam a2200205Ia 4500001001000000003000500010008004100015010001100056040000900067082002100076100001600097245014300113260005600256300000900312440002000321500004000341650002300381650003800404650002200442Para_3686CHAP220125s1946    xx            000 0 und d  a201835  cCHAP  aPA-C 632.951 S67  aEwart, W. H  aSuggestions for the use of DDT during the summer season for the control of citrus thrips on lemons in Southern California  /c W. H. Ewart  aRiverside, California  :b University of California  a1 h.  aNews letter; 29  aEncuadernado con impresos similares  aDDT (insecticida)   aInsecticida x Efecto en limón   aLimón x Plagas