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Leaf spot on groundnut


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Myanmar [Burma], June 2014
Leaf Spot on Groundnut
Recognize the problem
The difference between early and late leaf spot are that early leaf spot causes
brownish grey lesions on the lower leaf surface, and late leaf spot causes black
spots on the upper leaf. Early leaf spots are irregular and late leaf spots are
small and regular.
Background
This disease occurs 3-5 weeks after sowing. Early leaf...

plantwise.org

Mango seed weevil


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Management of potato late blight


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Myanmar [Burma], June 2014
Management of Potato late blight
Recognize the problem
Late blight disease affects all of the aerial parts of potato plants and starts at
the tip or the margin of leaves and then develops into water-soaked lesions.
Within a few days, the lesions become necrotic, turning brown when dry and
purplish-brown when wet. White mildew-like sporulation is visible around the...

plantwise.org

Prevention of yellow mosaic virus on beans


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Myanmar [Burma], June 2014
Prevention of Yellow Mosaic Virus on beans
Recognize the problem
Yellow specks or spots are scattered on young leaves. Newly emerging leaves
have irregular green and yellow patches. Some apical leaves yellow and
diseased plants are smaller and mature late.
Background
Yellow mosaic virus is one of the major constraints in bean production. It is
difficult to control...

plantwise.org

Managing stemborer using push pull


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Ethiopia, August 2014
Managing Stemborer Using Push Pull
Recognize the problem
Maize stem borer is a major pest of maize in Ethiopia that attacks maize from
the seedling stage to maturity and can cause total yield loss if not managed,
especially if planted late. The young stem borer larvae cause windowing on
the leaves. They later cause drying of growing tips (dead hearts) and holes in
stems...

plantwise.org

Deeper planting holes for banana growing


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Tanzania, November 2014
Deeper planting holes for banana growing
Recognize the problem
Banana performs well in highland areas with a wet cool climate. These areas
are characterized with a bimodal pattern of rainfall which ensures good
distribution of rain in greater parts of the year. Climate changes have brought
major changes in the rain pattern, amount of rain and reliability. So, banana...

plantwise.org

Intercropping against leaf spot in eggplants


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Tanzania, December 2014
Intercropping against leaf spot in eggplants
Recognize the problem
Leaf spot disease, called “Madoa ya Majani” in Swahili, is a fungal disease. At
early infection, several small (less than ¼ cm) circular to oval chlorotic spots
appear on the upper side of the leaves. As time goes on, spots grow up to 1
cm, become light brown, and visible on both sides of the leaves....

plantwise.org

Timely cassava planting to minimize mealybugs


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Tanzania, December 2014
Timely cassava planting to minimize mealybugs
Recognize the problem
Cassava mealybugs are also called “Vidung’ata” in Swahili. They are tiny
insects, less than ½ cm in size. They are soft- bodied, wingless, and covered
by white wax and hairs. They appear like small white cotton masses on stems
and on the underside of leaves. Mealybugs distort terminal shoots, and curl...

plantwise.org

How to import seed as a farmer


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Zambia, July 2014
How to import seed as a farmer
Recognize the problem
Farmers who cultivate vegetables such as okra, cabbage, rape and others
experience difficulties in accessing seeds from local sources. This brings about
the need to import seeds to satisfy market and farmer needs. In order to
import, farmers need to understand import procedures for Zambia.
Background
To meet the...

plantwise.org

Avoid ratooning for the control of sugarcane whipsmut


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Avoid Ratooning for the control of sugarcane whipsmut
Recognize the problem
Whipsmut is a major disease of sugarcane. It is caused by a fungus that
produces a thin white and papery membrane on young shoots, and makes the
end of the shoot curve inwards like a black whip when the crop is mature.
When the fungus is older, many of the small spores on the black whip can be
spread...

plantwise.org

Biocontrol of sugarcane stem borer


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Biocontrol of Sugarcane stem borer
Recognize the problem
Stem borer caterpillars can damage up to 80% of a sugarcane field. They
cause great economic loss for farmers because the sugarcane loses up to 30%
of its sugar content. They attack mainly during the months of April to June.
The caterpillar is dirty or creamy white, has five dark lines across its back and
is about half...

plantwise.org

Chemical control of banana bunchy top virus


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Chemical control of Banana Bunchy Top Virus
Recognize the problem
Banana Bunchy Top is a major disease of banana which is caused by a virus.
The major symptom of the disease is the narrowing and bunching of the
growing leaves. The plants remain stunted and do not produce bunches of any
commercial value.
Background
The virus can be spread in a number of different ways, such...

plantwise.org

Chemical control of anthracnose (mango)


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Chemical control of Anthracnose (mango)
Recognize the problem
Anthracnose is one of the biggest diseases in Pakistan and mango is one of the most
important fruit in Pakistan.
Anthracnose, which is caused by a fungus, can cause symptoms on leaves, twigs,
panicles and fruit in the shape of brown to black spots. These spots can become larger
and form dead areas in the centre....

plantwise.org

Chemical control of downy mildew of onion


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Chemical control of downy mildew of onion
Recognize the problem
Downy mildew is a disease that is caused by a fungus. The fungus cannot be
seen by the naked eye but when the problem is severe, you can see the
symptoms of the disease on the plant leaves. Infected bulbs are usually small
compared to healthy bulbs. The disease causes leaves to turn pale green or
yellow, and...

plantwise.org

Chemical control of Fusarium wilt of chillies


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Chemical control of Fusarium Wilt of Chillies
Recognize the problem
Fusarium wilt is caused by a fungus, which is not easy to see on the plant. The
disease enters through the roots of the plant and will affect the plant from the
roots to the leaves. It travels inside the plant through the food supplying
vessels of the plant. Vessels become blocked and turn yellow. Afterwards...

plantwise.org

Chemical control of root rot of berseem


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Chemical control of Root Rot of Berseem
Recognize the problem
Berseem is an important fodder crop in Pakistan, when there are no other
available fodder crops in winter season.
The symptoms of root rot are caused by a fungal disease. Light brown spots
appear on the roots 5 cm below the soil surface. These symptoms can be hard
to see so you have to be careful.
In case of...

plantwise.org

Control of soil moisture for green ear disease of pearl millet


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Control of soil moisture for Green ear disease of pearl Millet
Recognize the problem
Pearl Millet is used generally as fodder in rain fed areas. Green ear disease is
caused by a germ called a fungus.
The symptoms of the disease cause the plant to become dwarf-like and
develop excess tillers. The plant also develops pale, broad streaking which
extends from the base to the tip...

plantwise.org

Cultural control of cucurbit armyworm


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Cultural control of Cucurbit Armyworm
Recognize the problem
Armyworm is a leaf feeder of cucurbits and can cause large economic losses to
farmers, as the insect eats very quickly.
The moth lays eggs in clusters under the leaf. The larvae is generally green
with a black ring around the head. They are the size of a small finger when
fully grown. When they appear on the crop,...

plantwise.org

Drying tubers to control neck and bulb rot of onion and garlic


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Drying Tubers to Control Neck and Bulb Rot of Onion and Garlic
Recognize the problem
Neck and bulb rot of onion and Garlic generally appears during storage but the
infection may also originate in the field. The symptoms begin at the neck of the
onion. The affected tissue softens, becomes water soaked and turns brown.
The infected plants may be stunted with drying outer...

plantwise.org

Monitoring for Fusarium wilt in chillies


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FACTSHEETS FOR FARMERS
www.plantwise.orgCreated in Pakistan, June 2014
Monitoring for Fusarium Wilt in Chillies
Recognize the problem
Fusarium wilt is caused by a fungus that lives in the soil. It damages the crop
from the roots up and travels around the plant in its food supplying vessels. It
blocks the vessels, causing the stem to turn yellow and afterwards the younger
leaves and fruit also become yellow and wilted.
Background
• Monitoring...

plantwise.org

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