become grey and fluffy. The lesions caused by ascospores are more restricted, whereas the lesions caused by conidia extend faster and may merge.…
orange-red masses of two-celled conidia are exuded. Secondary infection is by splash dispersal of these conidia. There is no known sexual stage.…
plant. Then the sporangia are formed which later detached from the leaves by wind and causes infection to new plants. Sporangium germ tube forms…
they can transmit plant diseases and can be a nuisance to greenhouse works by their sheer numbers. Frass deposited on leaves or flowers in ornamental…
stems, but in other species also feed on leaves. Adult beetles cause damage by feeding on fruits, flower buds and leaves depending on the species.…
The eggs are white and banana-shaped and are inserted singly in plant tissue by the females. The early larval stage is whitish with red eyes. Larvae…
tender roots as well as stem and leaf tissue and fruits. The lesions caused by feeding larvae provide invasion routes for various pathogenic fungi,…
humans. This is because only insects can be host to this group of nematodes. By far the most nematodes belong to the group of saprophytes. These…
cavity just under the skin. The entry hole can be seen and is usually plugged by dry frass. The larva then burrows towards the core and eats a large…
on many cultivated plants. Several species have been reported, especially by growers of greenhouse ornamentals. Tenuipalpidae are known as false…
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