How do you control red palm weevil?
Adult
- Remove and burn all wilting or damaged palms in coconut gardens to prevent further perpetuation of the pest.
- Avoid the cutting of green leaves. If needed, they should be cut about 120 cm away from the stem in order to prevent successful inward movement of the grubs through the cut end.
What are the strategies that are used to control red palm weevils in Saudi Arabia?
In Saudi Arabia, a national campaign for control of RPW by con- tainment/destruction of infested plants, injection and spraying of biochemical and chemical pesticide treatments in heavily infested and newly infested areas, and the use of pheromone/ kairomone traps for monitoring and reduction of RPW populations has …
How do you control coconut red weevils?
Destroy any infested stems by cutting and burying them, and treat cuts and other types of wounds with an insecticide. If leaves are removed from the palms during routine harvests (e.g., oil palm, date palm, sago palm) cut the leaves where the leaflets start, to prevent the weevil from entering the stem.
How do you control the red palm weevil populations?
Good sanitation practices are needed to prevent Red Palm Weevil spreading from infested palms. Chipping, burning, and burying infested material deeply can reduce the likelihood that Red Palm Weevil will emerge and escape from infested palms. Mass trapping has been used to reduce Red Palm Weevil densities.
How do you prevent palm weevils?
Your best bet to prevent the weevils from spreading to other trees is to remove the infested plant, roots and all, and burn it. If the tree can be saved, the second step in sago palm weevil control is to spray the palm with insecticide. You can inject systematic insecticides directly into palm trunks as well.
How is rhynchophorus Ferrugineus controlled?
The insecticides carbaryl, fipronil and imidacloprid had the highest efficacy against R. ferrugineus. The spray treatment was more effective when a mineral or summer oil was mixed with the insecticide.
What damage can the red palm weevil cause?
Red Palm Weevil larvae feed within the apical growing point of the palms creating extensive damage to palm tissues and weakening the structure of the palm trunk. Palms damaged by RPW may exhibit the following symptoms: (1) presence of tunnels on the trunk or base of fronds.
What is palm tree weevil?
Palm weevil is an invasive species of beetle that poses a serious threat to palms trees; it is considered to be the world’s most threatening pest to palms. Adult females are capable of flying long distances non-stop. A female can lay 250-300 eggs in her lifetime on cut or wounded palm-tree tissue.
Is an aggregation pheromone used for control of red palm weevil in coconut?
The male produced pheromone is used since its discovery for capturing male and female insects and thus preventing them from colonizing uninfested palms. Neither the stressed palm odors or the weevil aggregation pheromone are very effective on their own.
Where did the red palm weevil originate?
tropical Asia
Originally from tropical Asia, the red palm weevil has spread to Africa and Europe, reaching the Mediterranean in the 1980s. It was first recorded in Spain in 1994, and in France in 2006.
How do you mix carbaryl?
Carbaryl 4L is mixed at a rate of 0.5 to 3 oz. per gallon of water to treat a 1,000 sq. ft. The specific rate varies depending on the site being treated and the insect being targeted.
How do you spray carbaryl?
Fill spray or mix tank with 1/2 to 3/4 the desired amount of water. Start mechanical or hydraulic agitation. Slowly add the required amount of SEVIN SL Carbaryl Insecticide, and then the remain- ing volume of water. Include rinse water from container.
How do you use carbaryl?
To kill fleas, ticks and lice: Dust liberally, beginning at the head and working back, separating the hair in order to get the powder on the skin. Also apply to the dog’s sleeping place.
What is permethrin Spray?
Permethrin is a pyrethroid insecticide that is similar to the natural insecticide, pyrethrum. Pyrethrum is found in chrysanthemums. Permethrin can kill a broad range of pests, such as fleas, ticks, cockroaches, flies, and mosquitoes. Products with permethrin commonly contain piperonyl butoxide (PBO).
What is red palm weevil (RPW)?
Red Palm Weevil (RPW) Rhynchophorus ferrugineus is a serious pest attacking different species of palm trees like Coconut, Oil palm. The larvae are the most destructive stage of the weevil as they penetrate deep in the lower part of the stem causing a lot of damage to the internal tissues.
How do you get rid of red palm weevil?
Fill the crown and the axils of the topmost three leaves with a mixture of fine sand and neem seed powder or neem seed kernel powder (2:1) once in three months to prevent the attack of rhinoceros beetle damage in which the red palm weevil lays eggs.
What is the most destructive pest to palm trees?
Highly polyphagus, it feeds on a broad range of palms – it is the single most destructive pest of some 40 palm species. Over the last four decades it has spread rapidly across the Middle East, into Europe, Central America and the Caribbean to become a global food chain crisis.
What happens when a tree is infested with Weevil?
The larvae are the most destructive stage of the weevil as they penetrate deep in the lower part of the stem causing a lot of damage to the internal tissues. When the infestation is severe, the whole tree falls and dies. The hole can be seen on the stem with chewed up fibres protruding out.