000 00797nam a2200289Ia 4500
001 Para_6897
003 CHAP
008 220125s1978 xx 000 0 und d
010 _a205213
040 _cCHAP
090 _aPA FOLLETO 812
245 _aPear production /
_c by Max W. Williams [et. al.]
260 _aWashington :
_b Science and Education Administration
300 _a53 p.
440 _aAgriculture handbook; 526
_9171207
650 _aPera
_x crecimiento
_986965
650 _aPera
_x enfermedades
650 _aPera
_x plagas
_986978
700 _aWilliams, Max W.
_9122080
901 _aPA FOLLETO 812
902 _aA
905 _a0000001978 a 0000000000 00
910 _a1978
942 _cPARA
942 _cPARA
_d1
999 _c205213
_d205213