Spray chlorpyriphos 20 EC 2.5 ml/litre + 1 ml wetting agent or azadirachtin (5 ml/litre) 2 or 3 times at 3 week intervals. If infestation is noticed after 7 months of planting, stem injection with systemic insecticide such as imidacloprid (0.2 ml in 500 ml water) is the only way to control the pest.
How do you control 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 is banana Pseudostem?
The pseudo-stem is a part of the banana plant that looks like a trunk, which consists of a soft central core and tightly wrapped up to 25 leaf sheaths. These leaf sheaths unwrap from the stem and transform to recognizable banana leaves when they have matured.
What is the scientific name for banana weevil?
Banana Weevil (Cosmopolites sordidus) – Insect Science.
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 eats banana weevil?
Ants are natural predators of banana weevils.
Why is it called pseudostem?
The pseudostem is a leafy part that is formed by overlapping of leaves and looks like a stem. It is fleshly and mainly consists of water, but still can support the plant.
What is banana pseudostem made of?
The pseudostem is the part of the banana plant that looks like a trunk. It is formed by the tightly packed overlapping leaf sheaths. Even though the pseudostem is very fleshy and consists mostly of water, it is quite sturdy and can support a bunch that weighs 50 kg or more.
What is the meaning of pseudostem?
Noun. pseudostem (plural pseudostems) (botany) A false stem made of the rolled bases of leaves. The pseudostem of the banana can be several metres tall.
What do banana weevils look like?
Adult: The adult weevil is dark brown to grey black, shining, about 11 mm long. It is similar in general appearance to the billbugs (Sphenophorus), but lacks the depressions on the pronotum. All tibiae are armed with hook-like extensions which enable the beetle to hold tightly to plant tissue.
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 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.
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.
Can neem oil be used on banana plants?
Eight months after planting, banana plants treated with powdered neem cake, seed or kernel or with neem oil had 4 to 95 times fewer parasitic nematodes than the untreated control.
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.
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.
How long does it take for banana fiber to decompose?
Abaca, a fiber derived from a banana tree relative, is as durable as polyester but can decompose within two months.
Can cattle eat banana leaves?
Banana leaves contain about 15% of protein in the dry matter (DM) when harvested by cutting close to the trunk; they have a high digestibility (65%) and are consumed readily be cattle (voluntary consumption index of 2.15 kg/100 kg LW/d; Ffoulkes and Preston 1978a).
Why Mattocking is done in banana?
When the banana bunch is picked and the old trunk cut down a portion of this trunk is often allowed to remain on the root, presumably to support the follower. Actually this old head continues to use up nutrient required by the follower, gives off in consequence a large number of unwanted water…