| Pest |
Pictorial Signs / Symptoms |
Control measures |
Dosage |
Pre - harvest interval (days) |
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| RedsĀ spider mites Brevipalpus sp -Occur on lower leaf surface between the veins and cause leaves to dry. |
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Uprooting and burning infested plants. Keep the field free of weeds |
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| Mitac |
100ml/100L |
15 days
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| Dynamec |
10ml/20L |
7 days
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| Mealy bugs Planacoccus kenyae. These are stationary oval shaped, pinkish in colour and covered with waxy thread. |
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Prune and destroy affected parts at the initial stage of infestation. |
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| Remove and destroy heavily infested plants |
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| Karate |
20g/20L |
3 days |
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| Fruit fly Ceratitis sp |
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Decis |
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| Bestox,fastac, |
30-50ml/20L |
7 days |
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| The fly lays eggs on fruit and causes sunken brown spots .white maggots are found inside the fruit. |
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| Karate |
20g/20L |
3 days |
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| Lebaycid |
120ml/201 |
21 days |
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| Aphids Aphis sp |
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Usually controlled by natural enemies. |
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| Use of broad-spectrum pesticides |
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| Are green in colour and suck sap from tissues. They transmit viruses especially the woodiness virus. |
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| Decis |
30-50ml/201 |
7 days |
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| Ripcord,sherpa,ambush |
100m/201 |
7 days |
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| Karate |
20g/201 |
3 days |
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| Bestox, fastac |
30-50ml/20L |
7 days |
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| Thrips |
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Avoidance of successive planting of susceptible crops. |
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| Attacked plant parts shrivel, flowers & young fruits fall prematurely. Lesions on fruits and distortion of leaves and young shoots |
Recommended pesticides such as |
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| Actara |
10g/20L |
14 days |
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| Match |
25m/20L |
14 days |
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| Dimethoate |
20m/20L |
21 days |
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| Stink bug |
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Hand pick and Kill |
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| There are three types of stinkbugs observed in passion fruits in different areas. |
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| Green vegetable bug-Nezara viridula ,Yellow edge stink bug-Nezara pallidocorspasa and Brown stink bug-Boerias maculata |
Chemicals like decis |
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| They feed by piercing and sucking young fruits. |
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| Pierced areas appear sunken and lowers fruit quality |
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| Nematodes |
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-Rotate with Cassava, Cereals, Sweet Potato, Onions, Cabbage and Kale. |
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| Are soil inhabitants causing formation of galls or knots on roots, yellowing of leaves , stunting and eventual wilting of the affected plants |
-Use of Yellow Passion which has tolerant to Nematode for rootstocks. |
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| -Use clean planting materials. |
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| -Field hygiene |
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| -Mocap |
2g/hole at t/planting |
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