TY - BOOK AU - Raghavan, Valayamghat ED - University of Cambridge TI - Developmental biology of fern gametophytes T2 - Developmental and cell biology series SN - 052133022x AV - QK521 R34 PY - 0000///[england] PY - 1989/// CY - Cambridge PB - Cambridge University Press KW - Helecho gametofito KW - Desarrollo ER -