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Staking of tomato


20147801412.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Zambia
,
August
2013
Staking of tomato
Recognize the problem
Tomato stems are weak in nature and therefore tend to log if not well
supported. This can cause diseases as well as difficulties in carrying out field
operations.
Background
Staking is a way of helping tomato plants to stand uprightly by giving them
support. This will create space for good air circulation, as well as ease...

plantwise.org

Come together to mass trap Mango fruit fly


20127802225.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Tanzania
,
September
2012
Come together to mass trap Mango fruit fly
Recognize the problem
Mango fruit flies ("Vidudu" in Swahili) inject their eggs into young fruits. The
eggs hatch into larvae that grow and eat inside the fruit. You cannot control
them with chemicals because larvae are hidden inside fruit. The larvae cause
the fruit to rot and the fruit drops down before ripening....

plantwise.org

Counterfeit/fake pesticides


20137804446.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
August
2012
Counterfeit/ Fake Pesticides
Recognize the problem
Chemicals used by farmers are expensive to produce and so some people make
copies of the chemicals that look similar so that farmers buy them and they
make profit. The copied chemicals are wasting the farmers

money as they may
not be effective and are dangerous since they can contain more dangerous...

plantwise.org

Trapping mice with water buckets in maize fields


20137803403.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Tanzania
,
October
2012
Trapping mice with water buckets in maize fields
Recognize the problem
Rats and mice ("Panya pori" in Swahili) are small animals that can cause
considerable damage to the maize cobs and plants. They eat the maize cobs,
making the maize of poor quality. Up to 90% of maize yield can be lost at high
rat and mice infestations.
Background
Rats and mice have high...

plantwise.org

Root knot nematodes in tomatoes


20137803407.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Tanzania
,
October
2012
Root knot nematodes in tomatoes
Recognize the problem
Root knot nematodes ("Minyoo fundo" in Swahili) are very small worms that cannot be
seen with the naked eye. The worms infect the roots causing numerous pearl-like
swellings (galls) on roots. Infected plants appear entirely weakened, may become
yellowed and/or remain small. They respond poorly to fertiliser...

plantwise.org

Brown leaf spot (BLS) of cassava


20137804388.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
August
2012
Brown Leaf Spot (BLS) of Cassava
Recognize the problem
Brown leaf spot (BLS) disease is caused by a fungus. It is one of the worst
fungal diseases of cassava. BLS disease appears as small brown spots with
dark borders on the upper leaf surface (Top picture). The brown spots form
between leaf veins so their size and shape are limited by the veins. The centre
of...

plantwise.org

Phytophthora root rot on Citrus


20137804389.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
August
2012
Phytophthora root rot on Citrus
Recognize the problem
Phytophthora root rot is the most serious root disease of citrus in Uganda.
Symptoms are: rotting and oozing of gummy substance from the base of the
trunk associated with die back and general wilting of the whole plant. Damping
off (rapid rotting at ground level and death) occurs in young plants.
Background...

plantwise.org

Small sticks against cutworms in tomato


20127802055.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Tanzania
,
September
2012
Small sticks against cutworms in tomato
Recognize the problem
Cutworms ("sota" in Swahili) are 2 to 4 cm long larvae, and dark grey-brownish
(= soil colour). They are about 0.5 to 1 cm thick and soft. The older thus
bigger larvae can cut and chew young tomato stems quickly. Under a freshly
cut seedling, you can often find a cutworm larvae in the soil....

plantwise.org

Preventing rats and mice from entering grain stores


20127802059.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Tanzania
,
September
2012
Preventing rats and mice from entering grain stores
Recognize the problem
Rats and mice can cause damage to stored maize. They eat the grains, and
leave their droppings, urine and hair which lowers the grain quality and can
also be a health hazard.
Background
Rats and mice have high birth rates. When plenty of food and water is
available, their populations...

plantwise.org

Imperata cylindrica


20167800552.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
February
2016
Imperata cylindrica
Recognize the problem
Family: Poaceae (grass family)
Common name: spear grass
Luganda
: Lusenke.
Perennial grass with erect habit,
0.6-3
m tall with creeping underground stems; roots
fibrous, up to
1.2
m deep.
Leaves: Stiff, up to
120
cm long and
2
cm wide at base, narrowing to sharp point at
the top; with prominent...

plantwise.org

Rottboellia cochinchinensis


20167800562.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
February
2016
Rottboellia cochinchinensis
Recognize the problem
Family: Poaceae (grass family)
Common name: Itchgrass
Luganda
: Ssezinnyo
Sturdy, erect annual grass (up to
4
m), which usually tillers prolifically;
characterised by roots that grow from nodes above the soil surface near the
base of the plant
(‘
brace roots
’);
jointed seeds that break-off as...

plantwise.org

Coffee black twig borer


20127802013.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
2010
Coffee Black Twig Borer
Recognize the problem
The coffee black twig borer is an insect pest which is causing a lot of damage
in coffee in the Mukono District (Uganda), especially in the dry season. The
adult coffee twig borer is a small (1 to 2 mm long) shiny black insect that is
oval in shape. The beetle spends much of its life inside the coffee branch and is
usually...

plantwise.org

Black rot of cabbage


20127802015.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
2010
Black rot of Cabbage
Recognize the problem
Black rot of cabbage is a common disease affecting cabbage and related
vegetables. It is caused by germs (Bacteria). Once your cabbages have the
disease it is very difficult to control it. Plants can be affected at any time and all
parts are affected.
Background
On older plants it begins with V-shaped light brown areas on the...

plantwise.org

Cabbage bacterial leaf spot


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FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
2010
Cabbage Bacterial Leaf Spot
Recognize the problem
Small brown spots appear on leaves and spots extend or join to form irregular
areas of dead tissue often limited by the leaf veins. Eventually all the leaves
become yellow and rotten.
Background
The bacteria live in the affected areas of the plant and like wet conditions.
They enter plants through damaged areas, even tiny...

plantwise.org

Pigeon pea storage pests


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FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
July
2006
Pigeon pea storage pests
Recognize the problem
In storage, pigeon pea is attacked by small black beetles, which look like very
much like weevils. If these beetles are not checked, they feed and multiply
rapidly in storage by boring seeds and chewing on the seed. The little beetles
can destroy almost all of the grain in a store.
Background
Dry grain is more...

plantwise.org

Maize weevil in storage


20103326422.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
July
2006
Maize weevil in storage
Recognize the problem
Maize weevils are brown and black insect pests. Weevils are also called
emungu in Rukiga, and they are called kaukumi in Luganda. One can see the
weevils, their eggs, and also their dung in infested maize grain. Weevils bore
holes in the maize grains.
When there are many weevils, they turn grains into flour and spoil...

plantwise.org

Good groundnut seed


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FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
July
2006
Good groundnut seed
Recognize the problem
Many farmers complain about poor germination of groundnut seeds, especially
of the variety Igola. Fields planted with recently harvested seed or those stored
for some time have gaps or bare spaces without seedlings.
Background
Groundnut seeds are difficult to store. They lose strength quickly because they
have a lot of oil...

plantwise.org

Cultural control of cowpea aphids


20103326424.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
July
2006
Cultural control of cowpea aphids
Recognize the problem
Cowpea aphids are small, black insect pests which suck sap from cowpea
leaves and pods. Aphids cause the leaves to curl.
The aphids also spread viruses which cause diseases. Aphids damage the pods
and leaves so that they cannot be eaten as vegetables.
Background
Cowpea aphids set early in the crop life and...

plantwise.org

Tomato wilt or kiwotoka


20103326447.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
July
2006
Tomato wilt or kiwotoka
Recognize the problem
This is a disease called kiwotoka in Luganda. It is a common problem in
tomatoes. The tomato plant wilts suddenly, even if the weather has been
favourable, and even if the soil has plenty of manure. The plant stops growing
and dries up and dies.
If the tomatoes wilt, even though they have had plenty of water, they...

plantwise.org

Correct planting of carrots


20103326449.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Uganda
,
July
2006
Correct planting of carrots
Recognize the problem
Sometimes when we plant carrots, many of the seeds do not sprout. Often the
carrots are small, or the leaves have brown spots.
Background
Direct sunlight always damages the seed, so that many do not sprout. To have
healthy seed, avoid direct sunlight, so that our seeds come out well.
Sometimes there are too many...

plantwise.org

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