Defence mechanisms.

Manylion Llyfryddiaeth
Awdur Corfforaethol:	BIOTOL (Project)
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Oxford Butterworth-Heinemann c1993
Pynciau:	Immunity > Programmed instruction. Plants > Disease and pest resistance > Programmed instruction.