TY - BOOK AU - Han, Hu AU - Hongyuan, Yang TI - Haploids of Higher Plants in Vitro SN - 0387160035 U1 - 581.0724 PY - 1986/// CY - Beijing PB - China Academic Publishers KW - Botanical sciences KW - Pure Sciences KW - Haploids KW - Micropropagation KW - Plants KW - Tissue culture ER -