00314nam a22001337a 4500003000400000008004100004100001600045245002400061260002600085650002400111700001600135942001200151999001700163OSt230529b        |||||||| |||| 00| 0 eng d  aPercival. J  aAgricultural Botany  aLondonbLongmanc1957  aAgricultural Botany  aPercival. J  2ddccBK  c26576d26576