Manual of plant growth stage and disease assessment keys

Författare
Agricultural development and advisory service Plant pathology laboratory (Harpenden) Storbritannien
(Ministry of agriculture, fisheries and food, Agricultural development and advisory service, Plant pathology laboratory., Lösblad i ringpärm)
Genre
Offentligt tryck
Språk
Engelska
Förlag År Ort Om boken ISBN
cop. 1976 Storbritannien, Middlesex 1 vol.