Effective Banana Weevil Pest Control Methods: How to Get Rid of Weevils Naturally

The banana weevil, also known as Cosmopolites sordidus, is a very dangerous pest known to attack banana plantations. This weevil can attack the plantation and prevent the establishment of the crops. Many farmers have seen significant reductions in crop yield when this dangerous pest attacks their plantations. The weevils place their eggs in the rhizome or leaf sheaths at the base of banana plants that, after hatching, soak the nutrition of the plants very quickly. It is essential to know the best control strategies by using metarhizium anisopliae insecticide to tackle the weevil attacks by keeping an eye on the soil quality and the environment's future while planning banana weevil control. Know banana weevil damage symptoms and tackle this disease strongly! Weevil infestation can be dangerous so always keep an eye and know how to get rid of weevils naturally. Continue reading to know more about weevil control insecticide and weevil pest control.

Banana weevil damage symptoms

Cosmopolites sordidus is destructive banana weevils that are somehow specific to banana plants since they bring about low yields or stunted growth of the plant. The above stated banana weevil disease signs are evident by the following signs: Root system and pseudostem appear stunted. Flower weevils are adult beetles that lay eggs at the base of the plant and the emerging larvae cause most damage feeding on the corm and roots. These tunnelling interfere with nutrient and water uptake leaving plants stressed, with yellowing and even wilting leaves. Plants gravely damaged by TMV may become stunted or fall over if they have not developed enough rigidity to support them during fruit formation.

Another serious sign includes presence of dark streaks and irregular galleries within the corm when it is cut into, signs of the larvae. While these feeding tunnels may be openings through which the causal organisms penetrate the plant tissues, they also become points of entry of secondary pathogens like fungi and bacteria that further hasten plant decline. Furthermore, affected plants show growth delay, reduced fruit size, and bunch weight and thus greatly affect production. These are signs that, when detected at an early stage, should warrant serious intervention because a prolonged infestation can lead to the wiping out of entire plantations hence serious monitoring and weevil pest control measures are central to the continued production of bananas.

How to get rid of weevils naturally in Banana Farming

 Sarah Kamara is a hardworking farmer from Kijana Village, located in Masaka District, Uganda where she practices crop production of beans, Irish potatoes, cowpeas and Bananas. Her major concern is bananas as they are her major source of income. Over ten years now she has been practicing banana farming but she has had a constant problem with a pest called "ekiwuka. " 

This pest is especially dangerous for banana plants by boring holes on the pseudo stems and corms making tunnels that become black and seriously damaging the corms to rot. Whenever the corms begin to decay, Maggots and newly hatched weevils can also be observed in them by Sarah. The fact leads to the roots of the banana plants to rot and turn to desiccation hence young plants get weakened and eventually die. Affected plants develop much smaller panicles and are somewhat more affected by drought and wind. 

Because of this pest infection, the production of bananas OWN reduced from 500 bunches to 300 bunches in the case of Sarah. None of the concoctions this pest woman could concoct in a bid to kill the insects worked, neither the pesticides, the repellents, ash among other things she used. As a step to shift to the environmentally friendly approaches in managing pests, Sarah may consider Novobac’s weevil control insecticide; Metarhizium anisopliae insecticide and MET Zone.  It is friendly to the environment and is in harmony with current Integrated Pest Management because it is a natural fungus particular for pests such as the Banana weevil. Its efficiency rises to the top, and thus we denote the formation of an ideal environment for fighting pests, known as MET Zone. This destroys the weevils and nematodes so that the corms remain virtually free from these pests for planting. Banana weevil pesticide should be taken with proper knowledge about it.

Cultural and Biological control of banana weevil

Cultural banana weevil control

• The use of clean planting material is a must. It helps the farmers reduce the scope of attack by banana weevils. When there is an initial infestation of banana weevils, always ensure that the planting materials are kept very clean before the next few plantings. 
• Keep the banana plants far from the source of weevils because being closer to the proximity ensures lower yields and profits for the farmers.
• Trapping is a method that has been preferred as a preventive measure to tackle the attacks by banana weevils. 
• Hot water treatment can be used to attack the banana weevils before they attack the whole crops.

Banana weevil pest control managent with Met Zone

Banana weevil control is not a headache if the farmers know the right methods. Once you understand the banana weevil life cycle, you can understand how to control it properly. Biological weevil pest control is highly preferred because it offers the benefits of a cultural method that is eco-friendly and also the benefits of a chemical method of quickly killing the weevils. Products like MET Zone are preferred by farmers who have tried them regularly. Its active ingredient is Metarhizium anisopliae insecticide and it has been beneficial for soil and plantations. Unlike chemical methods, this control method ensures that the soil holds the nutrition for a long time with proper banana weevil management.

Integrated pest management to banana weevil control

Banana weevil, Cosmopolites sordidus-is an important pest that attacks bananas by boring through the rhizomes and the stems thus leading to reduced growth and production. Integrated Pest Management (IPM) gives a strategic approach of combating banana weevils through the use of multiple cultural and biological techniques.

Cultural practices are the first methods that are used in the implementation of IPM. Mentioned before, general clean up of fields, or elimination of plant residues from the fields also affects the reduction of the breeding places of the weevil. The use of antifeedants and replacement of the crops that are affected by weevil by other non-host crops can also reduce the weevil populations. Besides, planting healthy pest free planting materials, and mulching with organic matter can improve plant resistance and keep off weevils. 

The other form of management is biological control which is also a very vital part of the IPM. A number of microscopic desirable organisms such as the parasitic nematodes and certain types of ants offer a natural means of controlling banana weevil. Among the many biological methods used in IPM, Met Zone from Novobac is the weevil control insecticide that uses Metarhizium anisopliae – the fungus deadly for the weevils. Used around the banana plant, Met Zone control weevil population through infecting and eliminating the pest in all its developing periods. It is a biological solution, promoting environmentally friendly farming incorporated in modern integrated pest management for sustainable farming. Banana weevil always needs to be tackled properly or it can infest the whole plantations. Hence using Novobac’s fungicide can give an answer as to how to get rid of weevils naturally.

Through the incorporation of cultural practice and to approach the use of Met Zone, a farmer can control banana weevil and maximize the growth of the crops without relying so much on chemical pesticide that may prove detrimental to the growth of the crops and pollute the environment. Banana weevil control can be done properly with a good integrated pest management system in place by using MET Zone. Banana weevils can be dangerous but knowing how to get rid of weevils can help the farmers to stay ahead.

References:

1. Kaaya, G. P., et al. “Pathogenicity of Beauveria bassiana, Metarhizium anisopliae and Serratia marcescens to the banana weevil Cosmopolites sordidus.” Biocontrol Science and Technology 3.2 (1993): 177-187.
2. OMOTOSO, BORISADE ABIODUN. “Growth Characteristics and Virulence of Non-tropical Isolate of Metarhizium anisopliae against Banana Weevil, Cosmopolites sordidus (Coleoptera: Curculionidae) invitro.” MAYFEB Journal of Agricultural Science 1 (2018): 1-9.