From 976b07c6b515f31fb5d7ab9724e00abdec4b2780 Mon Sep 17 00:00:00 2001 From: jerroldspurloc Date: Sun, 12 Jan 2025 00:41:04 +0800 Subject: [PATCH] Add Pests Of Jatropha --- Pests-Of-Jatropha.md | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 Pests-Of-Jatropha.md diff --git a/Pests-Of-Jatropha.md b/Pests-Of-Jatropha.md new file mode 100644 index 0000000..3016a1c --- /dev/null +++ b/Pests-Of-Jatropha.md @@ -0,0 +1,30 @@ +
Jatropha Curcas is gaining significance commercially as the need of nonrenewable fuel sources 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 really economical compared to other fuels. Recently, Jatropha is facing some problem with bugs and diseases. The pests are classified into 2 ranges: Pest that impact young plants and Pest that impact developed plants.
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Young plant pests: Cutworm, Scarabeid Beetle, Army worm, Grasshopper.
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Agrotis ipsilon: It is commonly known as Cut worm. This bug impacts the seedlings and young Jatropha plants. If the plant is impacted by the cutworm, the stem gets cut nearer to the soil surface and this will diminished the plant totally.
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Control: This pest can be controlled by selecting the larva found around the plants or by blending the bran, sawdust with insecticides.
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Scarabaeid Beetle: This bug destroys the root of the young plant. Initially, the larva takes in the organic matters present in the soil and then comes to the root. The larva attack may kill the entire plant.
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Control: The plant with great resistance power can get rid of the bug. For heavy attack, insecticides with components carbosulfan and carbofuran can be utilized to kill the insect.
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Army worm: Spodoptera litura existence can be recognized by biting in the leaves. The severe infection might totally eliminate the plants.
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Control: Insecticides are utilized to control the pests.
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Grasshopper: This is common pest found in several plants. Valanga nigricornis and Locusta migratoria commonly attacks the plant. The insect typically assaults the young plant.
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Control: The insecticides used betacyfluthrin, cypermethrin, thiodicarb, MIPC, and fipronil.
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Pest observed in fully grown plants:
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Pest of Stem: Ostrinia furnacalis, Xyleborus spp.
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Ostrinia furnacalis and Xyleborus: This pest damages the Jatropha stem and it is widely seen in Indonesia. The stem assaulted by this pest usually drop. The presence can be determined by the larva penetration hole at the stem.
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Control: The Insecticide typically used to manage this insect is carbofuran.
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Pest of leaf: The common pests observed are leaf caterpillar, Neetle caterpillar, Leaf hopper, Mite, Ear corn caterpillar.
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Leaf Caterpillar: This pest can eat all the leaves of the plant simply put duration. The quality and yield of the seeds get minimized due to the heavy attack.
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Control: This can be controlled by choosing the old larvae around the surface area and discarding the attacked leaves.
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Needle Caterpillar: This caterpillar is covered with spinal columns and produces a burning feeling when allowed to call with skin as it produces certain chemical substance. Initially the insect crowded in the leaf and after that spread out all over the plant when it grows older.
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Control: Manually, the insect can be killed just by soaking it in water or kerosene. The heavy attack can be controlled by spraying organophosphate insecticides.
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Leaf Hopper: This pest is discovered mostly in tropical and subtropical regions. The pest targets the leaf and draws all the nutrients of the leaf and gets curls at the pointer. Later, the entire leaf dry and die.
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Control: The heavy attack can be managed by using insecticides like imidachloprid, beta cyfluthrin or carbosulfan.
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Mite: Mite also attacks the leaf and makes the entire plant weak. The insect existence can be identified when the leaf ended up being yellow-colored, shrinks, reddens and drop. The pest can likewise be spread through fallen leaves.
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Control: Some preventive procedures can be simulated proper sanitation and burning the fallen leaves. Heavy attack can be dealt with by spraying insecticides.
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Some dreadful insect which attacks flower and fruit are, Stink bug (Nezara viridula)
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Chrysocoris javanus, Tip borer caterpillar.
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Stink Bug: Sting bug is a severe bug which attacks the plant throughout bloom period so the crop yield totally falls down. This bug is seen around the tropical region.
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The harmful enzyme in the plant diminishes the entire plant.
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Control: Insecticides advised for this insect is chlorfluazuron, diflubenzuron, alfamethrin, and .
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Tip borer caterpillar: The insects frequently takes place attacks the plant in flowering season and this bug is seen widely in tropical areas. The female insect laid the eggs on the tender part of the plant and the young larvae feed the young fruits and plant suggestions.
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Control: Manually, the attacked seeds are suggested to burn. The insecticides like monocrotophos and bensultap are sprayed at the flowering season.
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