Brif Introduction
Methomyl, chemical name of Lannate, is a systemic broad-spectrum insecticide that delivers dual-action pest control through contact and stomach poisoning. Its efficacy against a wide spectrum of pests includes aphids, thrips, armyworms, diamondback moths, tobacco leafrollers, alfalfa weevils, noctuid moths, leafminers, codling moths, and cotton bollworms. Additionally, it demonstrates exceptional effectiveness against rice borers, planthoppers, and fruit tree pests, making it an ideal choice for application in fruit trees, vegetables, cotton, alfalfa, tobacco, lawns, and ornamental plants.
Dosage and Using Frequency
Concentration: Methomyl 90%SP
Target crop: cotton
Target of prevention and control: cotton bollworm
Dosage: 150g-255g drug per hectare
Way of Application: spray
Instructions: For effective control of cotton bollworms, initiate a uniform application of pesticide during the peak egg hatching period through the early larval stage when larvae commence boring into the plant. Maintain a treatment interval of approximately 10 days, adjusting based on pest population dynamics, with a maximum of 3-4 consecutive applications recommended.
Matters Need Attention
Safety Interval & Usage Limit:
The recommended pre-harvest interval for this product on cotton is 28 days, with a maximum of 3 applications per crop cycle.
Resistance Management:
Rotate insecticides with different modes of action to mitigate resistance development.
Environmental Precautions:
Toxicity: Highly toxic to aquatic organisms (e.g., bees, fish) and silkworms.
Application Restrictions:
Avoid use during honey crop flowering periods.
Prohibited near silkworm rearing facilities and mulberry orchards.
Maintain buffer zones from aquaculture areas.
Never clean application equipment in water bodies.
Bird Safety: Assess potential impact on avian species during application.
Compatibility:
Readily miscible with most pesticides.
Incompatible: Alkaline pesticides, Bordeaux mixture, sulfur-based compounds, and products containing iron/tin.
Mixing Prohibition: Do not combine with alkaline substances or incompatible formulations.
Personal Protective Equipment (PPE):
Wear protective clothing, gloves, and eye protection.
Avoid skin/eye contact and inhalation.
Prohibit eating/during application.
Wash exposed areas thoroughly after use.
Crop Sensitivity:
Exercise caution with early-stage crops prone to phytotoxicity (e.g., cotton, soybeans, eggplants, apples). Prevent spray drift onto susceptible plants.
Special Populations:
Pregnant or breastfeeding individuals must avoid contact with this product.
Poisoning Emergency Treatment
Poisoning Symptoms:
Mild to Moderate: Dizziness, headache, fatigue, pallor, vomiting, excessive sweating, salivation, pupil dilation, and blurred vision.
Severe: Hypotension (low blood pressure), altered mental status, contact dermatitis (e.g., skin rash, localized redness, swelling, itching), conjunctival congestion, tearing, chest tightness, and respiratory distress.
First Aid Instructions:
Inhalation: Immediately move the patient to a well-ventilated area.
Skin/Eye Contact: Rinse thoroughly with clean water for ≥15 minutes.
Ingestion:
Bring the product label to the hospital for diagnosis.
Administer 0.5–2 mg atropine (oral or intramuscular).
Severe cases: Add adrenaline as needed.
Contraindications: Avoid pralidoxime, chlorfenapyr, bisphosphonates, and morphine.
https://www.hyhpesticide.com/agrochemicals/acaricide/methomyl-cas-240-815-0-90-sp-lannate-made-in.html
