Search Results for: Copper cast
parts such as root, stem, leaf, bean and shoot tip are the common fungal diseases. they are generally caused by fusarium sp., sclerotium sp., phytophthora sp. and colletotrichum sp., judicious usage (spraying and soil drenching) of appropriate fungicides such as bordeaux mixture ( %), bavistin ( %), copper
meadii. excess shade in the plantations, continuous rains, crowding of vines, water logged conditions and presence of phytophthora inoculum in the field are the predisposing factors for the advancement of this disease. control measures : phytosanitation and spraying % bordeaux mixture or per cent copper...
https://www.orchidsasia.com/vanilladisease01.htm