00313nam a2200121 a 450000500170000002000150001708200200003210000060005211000200005824500600007826000360013830000170017420251203091720.0  a0851987265  a582.05,bD, see  d_  aFenner, Michael  aSeeds: the ecology of regeneration in plant communities  aOxonbC.A.B Internationalc1992  ax,374p, 22cm