Adult weevils are about 10–12mm long, hard shelled and have the pronounced snout typical of weevils. The newly emerged weevil is reddish brown but soon becomes uniformly dull black. The weevils are nocturnal and hide during the day in or around corms or in moist areas near the plant and in the trash.
How do you treat banana weevils?
Control
- Use of clean plant material – ideally tissue cultured plant.
- Remove all old corms if replanting back into old banana plantings and allow at least six months fallow.
- Regularly monitor banana weevil borer activity by baiting adults and/or assess corms for damage.
What eats the banana weevil?
The banana weevil is native to southeast Asia but is now found in banana crops around the world. Ants are natural predators of banana weevils.
What is the best insecticide for banana?
Vayego Forte is an innovative insecticide that controls banana weevil borer in bananas. The active ingredient tetraniliprole, acts by inhibiting ryanodine receptor modulators in insects. Vayego Forte affords a new mode of action for growers looking to control banana weevil borer in bananas.
What is the scientific name for banana weevil?
Banana Weevil (Cosmopolites sordidus) – Insect Science.
How do you control banana weevil borer?
Remove weeds and trash around banana stools to allow maximum effectiveness of insecticides and to reduce sheltering sites for weevils. Application of insecticide to trash may lead to reduced control of banana weevil borer. Cut up fallen and harvested pseudostems to reduce weevil breeding sites.
How do you control banana pseudostem weevil?
Management
- Remove dried leaves periodically and keep the field clean.
- Prune the side suckers every month.
- Use healthy and pest free suckers to check the pest incidence.
- Do not dump infested materials into manure pit.
- Uproot infested trees, chop into pieces and burn.
- Use longitudinally split pseudostem trap at 65/ha.
Are banana weevils poisonous?
Weevils, whether in larval or adult stage, are not harmful to humans or animals. Although it may seem unsavory to you, they can be eaten along with any food they have infested without causing any ill effects.
What does a weevil look like?
They have white bodies and brown coloured legs and usually live in flours, grains and cereals. Weevils are larger than flour mites and so are easier to spot. They also have a darker body, being brown in colour. They are a form of beetle and so are slender and oval shaped, with scales or shiny hairs on their bodies.
Why do my bananas get holes in them?
So if your bananas are on the tree and cracking open, they have likely been left on too long and are overripe. If you have gotten your bananas at the supermarket, the reason for splitting is probably due to how they were processed as they were being held and ripened.
Which insecticide should not be used for banana *?
Fumigation of banana plants using Celphos (aluminium phosphide tablets), especially during the vegetative phase is phytotoxic and should be discouraged.
How do you protect banana trees from pests?
Many insects, such as aphids, are especially attracted to young, succulent growth, such as water sprouts, which should be removed to decrease the likelihood of aphid attack. Keeping the area around banana trees free of debris, and decaying leaves and flowers also helps control detrimental insect populations.
How do you protect bananas from pests?
At planting, a certain amount of insecticide such as Furadan, Pimicid, Mocap and Dursban should be systematically applied around the suckering of the planting hole. In the case of established plantations, the insecticides should be applied to the soil around the base of the banana stool.
What are the pest of banana?
The most serious insect pest on a global basis is the banana weevil. Other pests include the sugarcane weevil, pseudostem weevil, banana scab moths, banana skipper, banana thrips and banana aphids.
What is sigatoka disease?
Black Sigatoka is a leaf spot disease of banana. It is an important banana disease in many countries around the world. Severely infected leaves can die, significantly reducing fruit yield, and causing mixed and premature ripening of fruit bunches. It is not present on mainland Australia.
What is economic importance of banana weevil?
Banana weevil is an important pest of banana and plantain (Musa spp.), and ensete (Ensete spp.). Weevil problems appear to be most severe in plantains, highland cooking bananas and ensete. The weevil has contributed to the decline and disappearance of highland cooking banana in parts of East Africa.
What is the active ingredient in Imidacloprid?
Imidacloprid is a systemic insecticide belonging to a class of chemicals called the neonicotinoids which act on the central nervous system of insects.
Imidacloprid.
| Names | |
|---|---|
| IUPAC name N-{1-[(6-Chloro-3-pyridyl)methyl]-4,5-dihydroimidazol-2-yl}nitramide | |
| Identifiers | |
| CAS Number | 138261-41-3 |
| 3D model (JSmol) | Interactive image |
How do you control rhizome weevil?
Pieces of old rhizomes or pseudostems 1-2 feet long are cut down split and placed on the plantation floor between plants. Adult beetles migrate into these stems and can be collected by hand and poisoned. Before planting dipping of suckers in Monocrotophos (0.5%) for 30 minutes to protect rhizome from weevil attack.
How do you control banana rust thrips?
Bunch treatments: Pesticide injection for scab moth provides early bunch protection against rust thrips. Extended protection up to harvest should then be provided by 1–insecticide application to the bunch or by the application of the recommended length of SusCon ribbon at the time the bunch cover is applied.
What is banana rhizome?
The banana has a reduced underground stem, called the rhizome, which bears several buds. Each of these buds sprouts and forms its own pseudostem and a new bulbous rhizome. These daughter plants are called suckers. Banana is mostly propagated by rhizomes and suckers viz. sword suckers and water suckers.
Can weevils live on humans?
Weevils are not harmful to humans or animals, so you have nothing to worry about if you spot them inside your home. They can, however, cause extensive damage to stored cupboard foods, so always throw away any food where you find their presence.