000 00868nam a2200301Ia 4500
001 Para_7518
003 CHAP
008 220125s1941 xx 000 0 und d
010 _a206406
040 _cCHAP
082 _aPA-C 632 B85
100 _aWhitten, R. R.
_9121783
245 _aThe internal application of chemicals to kill elm trees and prevent bark-beetle attack /
_c by R. R. Whitten
260 _aWashington, D. C. :
_b USDA
300 _a12 p.
440 _aCircular ; 605
_9172710
500 _aEnc. con impresos similares
650 _aHylurgopinus rufipes
_957090
650 _aOlmo
_x Enfermedades
_983179
650 _aOlmo
_x Plagas
_983181
901 _aPA-C 632 B85
902 _aA
905 _a0000001941 0000000000 00
910 _a1941
942 _cPARA
942 _cPARA
_d1
999 _c206406
_d206406