lychee leaf disease

Damage on lychee leaves from looper Damage • Leaves chewed or with holes, and trees may be stripped of foliage. In severe cases flowers are destroyed and fruit-setting prevented. While lychee trees are resistant to most diseases, they may fall victim to pests, such as aphids, during flush growth. The mites are invisible to the naked eye and live on the underside of the leaves amongst the erinose. Erinea may also develop on other plant parts as the LEM population grows. A. Insect-Pests: 1. ADVERTISEMENTS: Insects and Diseases that Occurs in Litchi Plant and its Control! They indirectly reduce yield by debilitating the tree and directly reduce the yield or quality of fruit before and after harvest. The rust like appearance on the leaves of the lychee tree is a very common occurrence. It is not a disease but rather is caused by a tiny mite (Erinose mite) about 1/200 of an inch long. Pest Control. Twig Blight; Leaf Blight: In nursery plants (Left) and In orchard on bearing tree (Right) Symptoms: A prominent disease in litchi nursery, also cause blight of panicles and developing fruits. Abstract. Lychee ErinoseMite LEM • Among the smallest arthropods that feed on plants • Uses stylets to pierce and feed on leaf epidermal cells • cells undergo morphological alterations, resulting in the abnormal growth of leaf trichomes, referred to as “erinea” Photo USDA, /ARS The foliage has been described as curled, distorted and galled, with … The mites migrate to new shoots (flush) and feed upon petioles, leaves, stems, panicles, flower buds, and fruit (Figures 3 and 4). is a juicy fruit belonging to the Sapindaceae family and is one of the most important evergreen fruit trees.Diseases are one of the constraints on the production of litchi fruits. ADVERTISEMENTS: Plants belonging to genus Hibiscus act […] Infestations are more common on new flushes. Leaf Roller (Platypeplus Aprobola Meyer): The new flushes are attacked by this pest through out the litchi growing area. The glossy leaves are very resistant to fungi. Related Plants. 1. It is native to China but grows in all tropical areas of the world. Another disease that causes yellow and brownish spots to appear on the lychee foliage is Lychee leaf Necrosis. In Florida, lychee trees are occasionally subject to green scurf, or algal leaf spot (Cephaleuros virescens), leaf blight ( Gleosporium sp. Lychee erinose mite is a serious pest that deforms the plant and produces reddish-brown velvety growth on the underside of the leaves. Occasionally, mushroom root rot (Clitocybe tabescens) kills lychee trees, often in land where oaks (Quercus virginiana) were previously grown. Usually confined to outer canopy. Other common Lychee tree diseases include Algal spots, Pink Blight Limb, … Leaf Blight 2. Lychee cause of mysterious disease that plagued Indian town But if eaten too early, particularly by someone who missed their evening meal or by a … underside of the leaf, which may cause leaves to become distorted or curled (Figure 2). Few diseases have been reported from any lychee-growing locality. Litchi (Litchi chinensis Sonn.) It is a fungal disease that erodes the leaves and causes great harm to the tree. Update on anthracnose disease control on lychee in south Florida. Lychee trees require full sun so should not be planted close to other trees or buildings. The green coloured caterpillar rolls the leaf and feeds on lamina within the roll.

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