000 00423nam a2200133Ia 4500
008 200608s9999 xx 000 0 und d
082 _a630
_bALS.S
100 _aAlston julina m
245 0 _aScience under scarcity principles and practice for agricultural research evaluation and priority setting
260 _aU.K.
_bInternational CAB
_c1998
300 _axxxiii; 585p
650 _aAgricultural research
942 _cBK
_2DDC
999 _c3088
_d3088