Pests Of Jatropha

Jatropha Curcas is getting value commercially as the need of nonrenewable fuel sources increases tremendously and likewise Jatropha is an eco-friendly energy plantation. Plantation of this plant is thought about to be an exceptional fuel substitute and it is also really cost-effective compared to other fuels. Recently, Jatropha is dealing with some trouble with bugs and diseases. The bugs are categorized into two ranges: Pest that affect young plants and Pest that impact developed plants.

Young plant bugs: Cutworm, Scarabeid Beetle, Army worm, Grasshopper.

Agrotis ipsilon: It is frequently referred to as Cut worm. This insect 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 diminished the plant totally.

Control: This insect can be managed by choosing the larva found around the plants or by blending the bran, sawdust with insecticides.

Scarabaeid Beetle: This pest destroys the root of the young plant. Initially, the larva consumes the raw materials present in the soil and after that pertains to the root. The larva attack may kill the entire plant.

Control: The plant with great resistance power can get rid of the bug. For heavy attack, insecticides with elements carbosulfan and carbofuran can be utilized to kill the insect.

Army worm: Spodoptera litura existence can be recognized by biting in the leaves. The serious infection might completely kill the plants.

Control: Insecticides are utilized to manage the insects.

Grasshopper: This is common bug discovered in a number of plants. Valanga nigricornis and Locusta migratoria widely attacks the plant. The pest frequently attacks the young plant.

Control: The insecticides utilized betacyfluthrin, cypermethrin, thiodicarb, MIPC, and fipronil.

Pest observed in fully grown plants:

Pest of Stem: Ostrinia furnacalis, Xyleborus spp.

Ostrinia furnacalis and Xyleborus: This pest damages the Jatropha stem and it is extensively seen in Indonesia. The stem attacked by this insect normally fall down. The existence can be recognized by the larva penetration hole at the stem.

Control: The Insecticide usually utilized to manage this pest is carbofuran.

Pest of leaf: The typical bugs observed are leaf caterpillar, Neetle caterpillar, Leaf hopper, Mite, Ear corn caterpillar.

Leaf Caterpillar: This bug can consume all the leaves of the plant in other words duration. The quality and yield of the seeds get decreased due to the heavy attack.

Control: This can be controlled by choosing the old larvae around the surface area and throwing away the assaulted leaves.

Needle Caterpillar: This caterpillar is covered with spinal columns and produces a burning feeling when enabled to exposure to skin as it produces particular chemical substance. Initially the insect crowded in the leaf and after that spread out all over the plant when it ages.

Control: Manually, the pest can be killed only by soaking it in water or kerosene. The heavy attack can be managed by spraying organophosphate insecticides.

Leaf Hopper: This bug is found primarily in tropical and subtropical regions. The pest targets the leaf and draws all the nutrients of the leaf and gets curls at the tip. Later, the whole leaf dry and die.

Control: The heavy attack can be controlled by using insecticides like imidachloprid, beta cyfluthrin or carbosulfan.

Mite: Mite also attacks the leaf and makes the whole plant weak. The bug presence can be recognized when the leaf become yellow-colored, diminishes, turns red and drop. The bug can also be spread out through fallen leaves.

Control: Some preventive steps can be done like correct sanitation and burning the fallen leaves. Heavy attack can be dealt with by spraying insecticides.

Some terrible bug which assaults flower and fruit are, Stink bug (Nezara viridula)

Chrysocoris javanus, Tip borer caterpillar.

Stink Bug: Sting bug is a major insect which attacks the plant throughout so the crop yield totally falls down. This pest is seen around the tropical area.

The poisonous enzyme in the plant shrinks the whole plant.

Control: Insecticides advised for this bug is chlorfluazuron, diflubenzuron, alfamethrin, and lamda cyhalothrin.

Tip borer caterpillar: The bugs frequently takes place attacks the plant in blooming season and this pest is seen commonly in tropical regions. The female insect 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 recommended to burn. The insecticides like monocrotophos and bensultap are sprayed at the flowering season.