gossypii ) is an extremely polyphagous aphid found on more than 700 plant species. Crop plants attacked by this aphid include cotton, citrus, coffee,…
Damage symptoms Larvae, nymphs and adults cause damage to the host plant by feeding on plant sap. They mainly occur on the underside of leaves where…
vine-like flowering plant that belongs to the family of Cucurbitaceae. The plant is native to southern Africa. The watermelon is an annual plant that…
flowers the plant bears. There are more than one hundred rose species and thousands of different cultivars. The rose is a woody, perennial plant which…
species that feed on fungi, algae, plants, as well as insect and mite predators and parasites. Those living on plants can cause considerable damage to…
consequences: If the population is very large, feeding on plant sap can affect the physiology of the plant, as a result of which growth is retarded.…
This is a family of small flies whose larvae tunnel into the leaves of plants, creating ‘mines’. There are many species of leaf miner affecting…
and adults extract nutrients from the plant and disturb the balance of growth hormones. As a result, the plant’s growth is retarded giving rise to…
of an extremely large and diverse of flowering plants, the Orchidaceae or the orchid family . The plant’s flower are usually colourful and fragrant.…
of the genus of Allium . The onion plant is usually a biennial or perennial plant. When cultivated however, the plant is mostly handled as an annual…
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