Ferwerda, F. P.
Outlines of perennial crop breeding in the tropics By numerous authors. Edited by F. P. Ferwerda and F. Wit - Wageningen H. Veenman & Zonen 1969 - 527 p. with illus 25 cm. - Landbouwhogeschool Wageningen. Miscellaneous papers, no. 4 (1969) .
Tropical crops
634
Outlines of perennial crop breeding in the tropics By numerous authors. Edited by F. P. Ferwerda and F. Wit - Wageningen H. Veenman & Zonen 1969 - 527 p. with illus 25 cm. - Landbouwhogeschool Wageningen. Miscellaneous papers, no. 4 (1969) .
Tropical crops
634