00346naa a2200133 a 450000100080000000500110000800800410001910000210006024500600008126000090014165300240015065300100017477300280018410488342006-10-03 1988 bl --- 0-- u #d1 aELLSTRAND, N. C. aPollen as a vehicle for the escape of engineered genes? c1988 aEngenharia genetica aPolen tTreegv. 3, n. 4, 1988.