MAJOR VEGETABLE PEST AND DISEASES HANDBOOK

A FIELD GUIDE FOR SOUTH SUDAN

Manfred Bitala November 26, 2016 (Revised)

SSADP - Major Vegetable Pest and Disease Handbook Page | 2

Disease Symptoms Control Pesticides trade

name Active ingredient

Early blight:

Tomato

Eggplant

Pepper

Altenaria solani

brown-black spots on

leaves Premature

dropping of lower

leaves, concentric rings

on stem and fruits

Use good certified

seed

Observe field

sanitation

Remove crop

residual immediately

after harvest

Use crop rotation

Banko

Odeon

Daconil

Agril, Agrifos

Amistar xtra

Othello top

Amistar

Othello

Antracol 70 WP

Ebony M72

Folpan 80 WP

King mill MZ 72

Ugonall 580 WP

Ureka 72%

Winner 72

Victory 72

Mistress 72

Chlorothalonil

Chlorothalonil

Chlorothalonil

Mono & Di-Potassium phosphate

Azoxystrobin + Cyproconazole

Azoxystrobin + Difenoconazole

Azoxystrobin

Azoxystrobin

Propineb

Metalaxyl + Mancozeb

Folpet 80%

Metalaxyl+ Mancozeb

Metalaxyl+Mancozeb

Metalaxyl+Mancozeb

Metalaxyl+Mancozeb

Metalaxyl+Mancozeb

Metalaxyl+Mancozeb

SSADP - Major Vegetable Pest and Disease Handbook Page | 3

Disease Symptoms Control Pesticides trade

name Active ingredient

Late blight:

Tomato

Eggplant

Phytophthora infestans

Dark and dark water

soaked lesions on leafs,

fruits and stem that

expands rapidly

Remove lower diseased leaves,

Use crop rotation

Use trellising to avoid lower leaves and fruits touching the ground

Observe field sanitation and remove crop residue immediately after harvesting

Banko

Odeon

Daconil

Agril, Agrifos

Amistar

Othello

Antracol 70 WP

Ebony M72

Folpan 80 WP

Indofil M45

Ridomil

Sicozeb

Chlorothalonil

Chlorothalonil

Chlorothalonil

Mono & Potassium phosphate

Azoxystrobin

Azoxystrobin

Propineb

Metalaxyl + Mancozeb

Folpet 80%

Mancozeb

Mancozeb

Mancozeb

SSADP - Major Vegetable Pest and Disease Handbook Page | 4

Disease Symptoms Control Pesticides trade

name Active ingredient

Powderly mildew

Tomato

Pepper

Eggplant

Okra

Oidium neolycopersici

Erysiphe orontii,

Leveillula taurica

Whitish Powderly

lesions on leaves,

particularly lower leaves

Avoid irrigation after

3.00pm and during

the night since

wetness on leaves

accelerates infection

Amistar

Othello

Ortiva

Antracol 70 WP

Bayleton

Dakonil

Banko

Odeon

Tilt 250 EC

Azoxystrobin

Azoxystrobin

Azoxystrobin

Propineb

Triadimefon

Chlorothalonil

Chlorothalonil

Clorothalonil

Propiconazole

SSADP - Major Vegetable Pest and Disease Handbook Page | 5

Disease Symptoms Control Pesticides trade

name

Fusarium wilt

Tomato

Okra

Pepper

Fusarium oxyporum

Sudden plant wilting from down

upwards with leaves changing

from green to yellow colour

Use crop rotation

Control measures against

nematodes

Use resistant varieties

Observe basic practice

plant nutrition requirement

Proper irrigation

No known effective

chemicals

SSADP - Major Vegetable Pest and Disease Handbook Page | 6

Disease Symptoms Control Pesticides

Bacterial wilt

affects all solanaeceous

Pseudomonas

solanasearum

Sudden plant wilts from top

downwards with the colour of

the wilting plant remaining

green.

This happens after the start of

fruit setting

Use resistant variety

Use long crop rotation involving sorghum in rotation

Observe good agricultural practices

No known effective

pesticides available

SSADP - Major Vegetable Pest and Disease Handbook Page | 7

Disease Symptoms Control Pesticides

Viral diseases

Affects different crops

Stunted growth

Leaf crinkling

Leaf and fruit mosaic and

mottling

Avoid cigarette smoking

in farm

Ensure good control of

white flies, aphids and

other sucking insects

Remove and destroy

affected plants away

from farm

No effective chemicals

SSADP - Major Vegetable Pest and Disease Handbook Page | 8

Insect Damages Control Pesticide trade

name Active ingredient

White flies

Tomato

Pepper

Okra

Bamesia tabaci

Sucking insects.

Affects plants by sucking water

from leaves and fruits as well as

transmitting viral diseases

Spray liquid soap

50ml per

knapsack (15-

20lts)

Observe crop

rotation and field

sanitation

Buffalo 100 EC

Karate 5 EC

Mitac 20EC

Ninja 5EC

TATA MIDA

200SL

Dimethotae 20%

Beta-cyfluthrin &

Imidacloprid

Lambda-

cyhalothrin

Amitraz 20%

Lambda-

cyhalothrin

Imidacloprid

Dimethoate 20%

Actara

Confidor

Thiamethoxam

Imidacloprid

SSADP - Major Vegetable Pest and Disease Handbook Page | 9

Insect Damage Control Pesticide trade

name Active ingredient

Aphids

Tomato

Pepper

Eggplant

Okra

Aphis spp.

Sucking insects.

Affects plants by sucking

water from leaves and fruits

as well as transmitting viral

diseases

Spray liquid

soap 50ml per

knapsack (15-

20lts)

Observe crop

rotation and

field sanitation

Actara 25WG

Attakkan 350 SC

Buffalo 100 EC

Celcron 50 EC

Confidor 70 WG

Decis

Dudu cyper

Cyperscope

Mega power

Ambush

Cyper laser

Dudu all

Thiamethoxam

Imidacloprid

Betacyfluthrin & Imidacloprid

Profenofos

Imidacloprid

Deltamethrin

Cypermethrin

Cypermethrin

Cypermethrin

Cypermethrin

Cypermethrin

Cypermethrin +Chloropyrifos

SSADP - Major Vegetable Pest and Disease Handbook Page | 10

Pest Damages Control Pesticides trade

name Active ingredient

Boll worms

Tomato

Okra

Lepidoptera

Spodoptera

Noctuidae

Sphingidae

Arctiidae

Fruit borer.

Enters the fruits when

they are young. If not

controlled can cause

up to 100% losses

Observe field

sanitation

Crop rotation

Immediate

elimination of

crop residues

after harvest

Decis

Celcron 50 EC

Diaznon 60%

Karate 5EC

Mitac 20EC

Ninja 5 EC

Rocket 44EC

Deltamethrin

Profenofos

Diaznon

Lambda-cyhalothrin

Amitraz 20%

Lambda-cyhalothrin

Profenofos+cypermethrin

SSADP - Major Vegetable Pest and Disease Handbook Page | 11

Pest Damages Control Pesticides trade

name Active ingredient

Leaf miner

Tomato

Eggplant

pepper

Liriomyza sp

The pests affect

crops by causing

visible tunnels on

leaves

Observe field

sanitation

Crop rotation

Immediate removal

of crop residue after

harvest.

Dont over use one

type of pesticide

Attakkan 350 SC

Buffalo 100 EC

Celcron 50EC

Confidor 70 WG

Diazinon 60%

TC imidacloprid

Imidacloprid

Betacyfluthrin &

Imidacloprid

Imidacloprid

Imidacloprid

Diaznon

Imidaclopprid+

Acetamiprid

SSADP - Major Vegetable Pest and Disease Handbook Page | 12

Pest Damages Control Pesticide trade

name Active ingredient

Root knot nematodes

tomato

Pepper

Eggplant

Okra Meloidogyne spp

Stunted growth

Wilting and formation

of root nodules

Observe farm

history before

planting

Use crop rotation

and resistant

varieties

Fenomen 400 EC Fenamiphos 40%

SSADP - Major Vegetable Pest and Disease Handbook Page | 13

Disease Symptoms Control Pesticide trade

name Active ingredient

Downy mildew

Allium

Perenospora destructor

Pale green oval shaped lesions with brownish spores on leaves

Observe crop rotation

field and stores sanitation

Agril 407, Agrifos 400

Antracol 70 WP

Folpan 80 WP

Milraz 76 WP

Mistress

Previcur Energy

Indofil M45

Ugonall 580

Ureka 72

King mill MZ 72

Mono and Di-Potassium phosphate

Propineb

Folpet 80%

Propineb + Cymoxanil

Cymoxanil + Mancozeb

Propamocarb + Fosetyl