
Mission Biotechnologies Sdn. Bhd
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Founded Date May 1, 2007
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Pests Of Jatropha
Jatropha Curcas is getting significance commercially as the demand of fossil fuels increases significantly and also Jatropha is an eco-friendly energy plantation. Plantation of this plant is thought about to be an exceptional fuel substitute and it is also very cost-effective compared to other fuels. Recently, Jatropha is dealing with some problem with insects and diseases. The insects are classified into 2 ranges: Pest that affect young plants and Pest that affect matured plants.
Young plant bugs: Cutworm, Scarabeid Beetle, Army worm, Grasshopper.
Agrotis ipsilon: It is frequently known as Cut worm. This bug affects the seedlings and young Jatropha plants. If the plant is impacted by the cutworm, the stem gets cut nearer to the soil surface area and this will shrunk the plant completely.
Control: This bug can be managed by picking the larva found around the plants or by blending the bran, sawdust with insecticides.
Scarabaeid Beetle: This insect ruins the root of the young plant. Initially, the larva consumes the raw materials present in the soil and after that comes to the root. The larva attack might kill the entire plant.
Control: The plant with good resistance power can get rid of the bug. For heavy attack, insecticides with parts carbosulfan and carbofuran can be used to eliminate the insect.
Army worm: Spodoptera litura existence can be recognized by biting in the leaves. The severe infection could completely kill the plants.
Control: Insecticides are utilized to manage the bugs.
Grasshopper: This prevails insect discovered in a number of plants. Valanga nigricornis and Locusta migratoria commonly assaults the plant. The pest often attacks the young plant.
Control: The insecticides used betacyfluthrin, cypermethrin, thiodicarb, MIPC, and fipronil.
Pest observed in mature plants:
Pest of Stem: Ostrinia furnacalis, Xyleborus spp.
Ostrinia furnacalis and Xyleborus: This pest harms the Jatropha stem and it is commonly seen in Indonesia. The stem assaulted by this insect typically drop. The existence can be recognized by the larva penetration hole at the stem.
Control: The Insecticide usually utilized to control this insect is carbofuran.
Pest of leaf: The common insects observed are leaf caterpillar, Neetle caterpillar, Leaf hopper, Mite, Ear corn caterpillar.
Leaf Caterpillar: This insect can consume all the leaves of the plant simply put duration. The quality and yield of the seeds get reduced due to the heavy attack.
Control: This can be controlled by selecting the old larvae around the surface area and tossing away the attacked leaves.
Needle Caterpillar: This caterpillar is covered with spinal columns and produces a burning sensation when allowed to exposure to skin as it produces particular chemical compound. Initially the in the leaf and then spread out all over the plant when it ages.
Control: Manually, the pest can be eliminated only by soaking it in water or kerosene. The heavy attack can be managed by spraying organophosphate insecticides.
Leaf Hopper: This insect is found mostly in tropical and subtropical regions. The pest targets the leaf and draws all the nutrients of the leaf and gets curls at the idea. Later, the whole leaf dry and pass away.
Control: The heavy attack can be controlled by utilizing insecticides like imidachloprid, beta cyfluthrin or carbosulfan.
Mite: Mite also assaults the leaf and makes the whole plant weak. The pest existence can be recognized when the leaf become yellow-colored, diminishes, reddens and drop. The insect can also be spread out through fallen leaves.
Control: Some preventive measures can be done like appropriate sanitation and burning the fallen leaves. Heavy attack can be dealt with by spraying insecticides.
Some terrible pest which attacks flower and fruit are, Stink bug (Nezara viridula)
Chrysocoris javanus, Tip borer caterpillar.
Stink Bug: Sting bug is a serious insect which assaults the plant throughout blossom period so the crop yield completely drops. This pest is seen around the tropical area.
The poisonous enzyme in the plant diminishes the entire plant.
Control: Insecticides suggested for this pest is chlorfluazuron, diflubenzuron, alfamethrin, and lamda cyhalothrin.
Tip borer caterpillar: The pests typically happens attacks the plant in flowering season and this insect is seen extensively in tropical areas. The female pest laid the eggs on the tender part of the plant and the young larvae feed the young fruits and plant ideas.
Control: Manually, the attacked seeds are advised to burn. The insecticides like monocrotophos and bensultap are sprayed at the flowering season.