Suggested only for cases of severe epidemic outbreak of the pest and Methods should not be resorted to as a routine practice and it is If there is no absorption select another root. Twenty four hours later, check whether there Water 10 ml in a 7 x 10 cm polythene bag. Select a fresh and live root, cut sharply at an angle and insert the root.Root feeding for the control of coconut Black headed caterpillar:.Leaves thoroughly in case of severe epidemic outbreak of the pest in Spray malathion 50 EC 0.05% (1mi/lit) to cover the undersurface of the.Remove and burn all affected leaves/leaflets.The crown region since they will be killed by predators like spiders and Parasitoid release trap may be used to release the The parasitoid should be under the coconut trees when the pest is in the 2nd or 3rd The optimum level of release isġ:8 of host-parasitoid ratio. Among the larval parasitoids, the bethylid Goniozus nephantidis is the.January, to check the build up of the pest during summer. ( Eulophid) on (chalcid) parasitoids and predators periodically from Release the larval ( Bethylid, Braconid and Ichneumonid) and pupal.The coconut trees of all ages are attacked. The incidence of the pest is noticed from the month of November toMay and from August to November after rainfall. Trap the red palm weevil and weekly catching the rhinoceros beetle Root feeding: As under black headed caterpillar. Of 30 numbers in one acre to trap adult red palm weevils in large Longitudinally split tender coconut stem/logs of green petiole of leaves Molasses 2½ kg or toddy 2½ litres + acetic acid 5 ml + yeast 5 g + Setting up of attractant traps (mud pots) containing sugarcane.Once in three months to prevent the attack of rhinoceros beetle damage Fill the crown and the axils of top most three leaves with a mixture ofįine sand and neem seed powder or neem seed kernel powder (2:1).Avoid injuries on stems of palms as the wounds may serve as.Prevent further perpetuation of the pest. Remove and burn all wilting or damaged palms in coconut gardens to.Set up rhinolure pheromone trap 1/ 2 ha to trap and kill the beetles.Place phorate 10 G 5 g in perforated sachets in two inner most leaf axils for 2 times at 6 months intervals.Apply mixture of either neem seed powder + sand (1:2) g per palm or neem seed kernel powder + sand (1:2) g per palm in the base of the 3 inner most leaves in the crown.Field release of Baculovirus inoculated adult rhinoceros beetle 15/ha reduces the leaf and crown damage caused by this beetle.Set up light traps following the first rains in summer and monsoon 200 period to attract and kill the adult beetles.For seedlings, apply 3 naphthalene balls/palm weighing 3.5 g each at the base of inter space in leaf sheath in the 3 inner most leaves of the crown once in 45 days.Examine the crowns of tree at every harvest and hook out and kill the adults.
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