How do you control Helopeltis?
Plant growing in soil having high ratio of available potash to available phosphoric acid show less infestation of this pest. Therefore, cultivation of tea plants in appropriate soil is advisable to keep the pest population under control.
What is helopeltis in tea?
Helopeltis theivora Waterhouse (Heteroptera: Miridae) or the tea mosquito bug (TMB) is a major sucking pest of tea (Camellia sinensis L.) in most tea-producing countries. The nymphs and adults of the TMB suck the sap from tender leaves, buds and young shoots, which results in heavy crop losses.
Which pest is quarantine importance in mango?
These include leafhoppers, stem borers, fruit flies, stone weevil, mealybugs, gall midges and others. Of them fruit flies and stone weevils are of quarantine importance and restrict the international trade of mangoes.
Are sawflies predators?
Sawflies have several natural predators, including many birds, lizards, frogs, ants, predatory wasps, and some other insects. Carnivorous animals such as shrews, certain mice, and some beetles can prove helpful in controlling the sawfly population, as well.
Which is Monophagous pest?
Pests like the cabbage diamondback moth (Plutella xylostella), rice stem borer (Scirpophaga incertulas) and the aubergine shoot and fruit borer (Leucinodes orbonalis) are monophagous and do not have alternate host crops.
What is the major pest of mango?
There are number of insect pests damaging mango tree but the most abundant and destructive are mango hoppers, mealy bug, stem borer, fruit fly, mango nut weevil and play a major role in bringing down the fruit quality and yield.
What is pest of mango?
Almost a dozen of them have been found damaging the crop to a considerable extent causing severe losses and, therefore, may be termed as major pests of mango. These are hopper, mealy bug, inflorescence midge, fruit fly, scale insect, shoot borer, leaf webber and stone weevil.
What do sawflies turn into?
Life Cycle of Sawflies All ants, bees, wasps and sawflies have a complete life cycle of four stages, egg, larva, pupa and adult. The larva is a worm-like immature that eats and grows until it forms a pupa and transforms to the adult stage (the way a caterpillar changes into a butterfly).