Plant pest identification manual

Manylion Llyfryddiaeth
Awdur Corfforaethol:	Quebral, Florendo C.
Fformat:	Llyfr
Cyhoeddwyd:	Los Banos, Laguna Dept. of Plant Pathology, CA. UPLB c1999.
Pynciau:	Pests. Plants > Diseases ans pest resistance. Pests organism.