00306nam a2200121 a 450000500170000000800410001704100080005808200100006610000140007624500500009026400340014030000100017420260717091107.0260717s1978    ii            000 0 eng d  aeng04a581.41 aCox, Gene10aAnatomy and activities of plants /cCox, Gene 1aLondon :bJohn Murray,c1978.  a64 p.