000 00449nam a22001571a 4500
020 _a0387166874
041 _aeng
082 _a623.9
_bW
100 _aWaibel, Hermann
_997820
245 _aThe economics of integrated pest control in irrigated rice : a case study from the Philippines
260 _aBerlin
_bSpringer-Verlag
_c1986
300 _axii,196p.
_bill.
_c25 cm.
501 _aL
942 _cLB
999 _c89688
_d89688
945 _a1
_bAdmin Admin
_c1
_dNimal Hettiarachchi