adult fly. Adult leaf miners are small yellow and black coloured flies , at most only several millimetres long. When the adult females feed or lay…
and 26 °C with an optimum between 13 and 15 °C. Germination and infection mostly take place at high soil water content over a prolonged period of…
roundworms, threadworms, and eelworms. Types of nematodes In agriculture the most important types of nematodes are parasitic nematodes. More…
aphids and scale insects, they belong to the division Sternorrhyncha. The most common species are the greenhouse whitefly , Trialeurodes vaporariorum…
cause cantaloupe to produce only male blooms which result in poor fruit set. Most problems with fruit set in cantaloupes are caused by a lack of…
extracting nutrients from them, resulting in deformations and puncture holes. The most obvious damage is the deformation of growing points. They also…
beetle ( Crioceris asparagi ) is a major, host-specific pest of asparagus in most asparagus producing regions of the world. Life cycle and appearance…
present wherever its cruciferous hosts exist and it is considered to be the most universally distributed lepidopteran species. It is highly migratory…
Poinsettia About The poinsettia ( Euphorbia pulcherrima ) is one of the most prominent flowers used in many Christmas displays during the winter…
number of freesias. Lily : Lilium is a genus of herbaceous flowering plants. Most lilies originate from temperate areas in the northern hemisphere,…
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