Joustra, M. Flower initiation in Hyoscyamus Niger L. as influenced by widely divergent daylengths in different light qualities. Wageningen: Veenman, 1970 78 p. : ill.
Joustra, M. Flower initiation in Hyoscyamus Niger L. as influenced by widely divergent daylengths in different light qualities. Wageningen: Veenman, 1970 78 p. : ill.
Joustra, M. (1970) Flower initiation in Hyoscyamus Niger L. as influenced by widely divergent daylengths in different light qualities, Wageningen: Veenman 78 p. : ill.
Joustra, M. (1970). Flower initiation in Hyoscyamus Niger L. as influenced by widely divergent daylengths in different light qualities. Wageningen: Veenman, 78 p. : ill.
Joustra M. Flower initiation in Hyoscyamus Niger L. as influenced by widely divergent daylengths in different light qualities. Wageningen: Veenman; 1970. p. 78 p. : ill.
