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Preventing Army Cutworm Infestations for Healthy Crops


With Army cutworms attacking crops at their early states, army cutworm infestations pose great threat to the growth of these crops. For example the army cutworm caterpillar Euxoa auxiliaris feeds on many parts of various plants and causes army worm damage that would stunt the growth of plants and their yields. These pests later grow into miller moths that make the management of pests a nightmare. That means growers who want to shield their valuable fields have no choice but to adhere to good crop protection practices. To manage the army cutworms, Novobac’s BT Thuricide that is a biological product containing Bacillus thuringiensis is becoming a favorite of farmers as it’s eco-friendly. In this article I will discuss pest identification and control as well as the methods and techniques of organic control for the army cutworm caterpillars and different advanced preventive agriculture measures.

Close-up of Army Cutworm larvae on soil surface.

Learning the Army Cutworm Life Cycle

The army cutworm life cycle consists of four stages: The stages of a moth are: eggs, larvae (the caterpillar), the pupa and the adult moth referred to as the army cutworm caterpillars. Most invasions start when the adult moths deposit eggs on the surface of the soil. The eggs hatched and the young larvae began feeding on leaves, stems and young plants, making it possible to see that there is army worm. They are secretive in that they dig into the ground during the day and thus early identification is genetically hard.

During larval development they burrow into the soil where they pupate and when they emerge, these become known as miller moths. There is, however, need to identify the army cutworm larvae well in order to respond to army cutworm infestations well before they get to this phase since they are most destructive.

Why Does BT Thuricide Prove Effective on Army Cutworm Larvae?

Packet of BT Thuricide insecticide to prevent Cutworm infestations.

It gives BT Thuricide as a good army cutworm control plan since the bacteria is effective when applied to the larvae of the pest before they harm the crops. However, the Beg and Stalker model encompasses the active ingredient which is Bacillus thuringiensis (Bt) that has a toxin that affects the digestive system of the larvae. The affected larvae stop feeding, starve to death and do die after consuming plant or plant material containing Bt. Key benefits of using BT Thuricide include:

  • Precision pest targeting: Bt is toxic to the caterpillars but has no impact on other forms of insects that are useful to man.
  • Environmental safety: It can be concluded that this solution is compatible with organic counterparts for army cutworms and it does not entail a residue effect.
  • Long-term resistance management: Bt reduces the risks of pest development of resistance and therefore Bt is a sustainable part of preventive agriculture.

How to Get Rid of Army Cutworm Moths and Prevent Future Infestations

Army cutworm control entails management of larvae as well as the adult moths of the army cutworms. Here are some army cutworm management and crop protection strategies:

First Alert and Screening

  • Search fields for evidence of army cutworm larvae feeding in leaves or burrows left by the larvae.
  • Pheromone traps are to be used for capturing adult moths and to track population densities. This enables the farmers to determine the appropriate time to apply treatments.

Army Cutworm adult moth resting on a leaf.

Proper Pros: When next BT Thuricide should be adopted

  • The application of Bt is most effective when it is applied in the early larval stage so that the larvae will feed on the treated material.
  • It’s best to apply in the evening or early morning since larvae are more active during these times.

Crop rotation and field sanitation

  • Crop rotation assists halt the army cutworm life routine by eradicating the host crops and preventing future invasion.
  • Removing crop residues helps disorient the larvae during the day to also improve the efforts of pest control.

Traps and Barriers for Moths’ Management

  • For this reason, light traps and sticky traps can be used to apprehend adult miller moths, which are unable to lay eggs.
  • Another excellent practice for young plants is using protective covers which also limit contact with moths during their reproducing periods.

IPM and Organic Solutions For Army Cutworms

Damage caused by Army Cutworm on crop leaves.

Including BT Thuricide or other Btbased products into IPM enhances pest control measures. The use of non-chemical methods supplemented by preventive agricultural methods guarantees protection against pests and diseases for future crops and high yields. This can be espoused with sustainable pest management where emphasis is made in a proper identification of pests and control without harm to the environment. IPM strategies can include:

  • Field monitoring for symptoms of infestations at least once in a while.
  • Integrating Bt treatments with other bio control measures of pest, like hiring natural enemies of the pest or the pest’s parasites.
  • Happily, the management of both larvae and adult moths requires the use of traps and pheromones.

Conclusion

Army cutworm control requires prompt action and using repeatable methods to implement measures successfully for pest management. Organic farmers need to find natural pest control methods, and BT Thuricide offers a biological solution for protection. Bt-based solutions work alongside pest control systems like crop rotation, sanitation, and pest scouting to prevent pest buildup.

Preventing crop damage is vital, and identifying pests early ensures protection for future crops and successful agriculture. Army cutworm moths pose a significant threat, but safe, organic treatments like BT Thuricide can prevent infestations effectively.

References:

  1. Sukirno, Sukirno, et al. “Coconut shell and straw charcoals to protect Bacillus thuringiensis against ultraviolet B and sunlight to control tobacco armyworm, Spodoptera litura (Fabricius, 1775)(Lepidoptera: Noctuidae).” (2022): 106-118.
  2. Morris, O. N., V. Converse, and P. Kanagaratnam. “Chemical additive effects on the efficacy of Bacillus thuringiensis Berliner subsp. kurstaki against Mamestra configurata (Lepidoptera: Noctuidae).” Journal of Economic Entomology 88.4 (1995): 815-824.

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