Pest And Disease In Rubber Plantation In Malaysia

The rubber plantation in malaysia was started in malaysia in 1877.
Pest and disease in rubber plantation in malaysia. The present work is a revised and greatly enlarged version of the section devoted to pathological problems in the author s well known book the physiology and diseases of hevea brasiliensis which appeared in 1911. Since then about one hundred maladies and diseases were reported all over the world. First the seedlings were brought from the amazon basin and were planted here on a experimental basis. However if weakened by overwatering or dark conditions they can be afflicted by.
They suck the sap from the leaves resulting in crinkling and shedding. Common pests diseases of rubber group. Although they are large tree in the wild rubber trees respond well to pruning and can be kept quite small if trimmed regularly. There are several tools present to diagnose treat and prevent the diseases and pests.
Cocoa is very susceptible to pests and diseases right from the moment the seeds are sown. Rubber hevea brasiliensis the important plantation crops in srilanka. Turner shepherd 1978 and varghese 1985. These are minute organisms with four pairs of legs.
If properly cared for few pests or diseases seriously threaten rubber trees. The rubber tree is affected by a number of diseases of economic important and they can be divided for convenience into four categories. A plant disease has affected thousands of hectares of rubber plantations in indonesia and may take a serious toll on natural rubber output this year. Pang syed 1971.
When the infestation is severe apply sevin 5 at the rate of 10 kg per ha or ekalux 1 5 or fenval 0 4 dust at the rate of 7 kg per ha provisional recommendation with a power duster. About 46 of the total world s rubber is produced in malaysia. All the plant parts including the pods are affected by various pests conway 1971. Although healthy rubber tree plants tend to be pest resistant they can be infested by several sap sucking pests.
Attention is drawn in the preface to the fact that the future of plantation rubber is largely dependent on the effective control of disease and that the importance of this factor. Rubber plantation in malaysia introduction malaysia is the leading producer of natural rubber in the world. Tools are available for breeders extension and academic officers and plant protectionists. In 1900 the first disease on rubber tree was detected.
Shah 1976 and mainstone 1978 and diseases liu liew 1975.