000 00404nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aKnipling, E.F.
245 _aScrew-worm eradication : Concepts and research leading to the sterile-male metho
260 _aWashington
260 _c1959
300 _a409-418 p.
440 _aSmithsonian Institution Public
901 _pS948
942 _cB
_2udc
999 _c132892
_d132892