Resources

Using Farmknowledge is as simple as using other search engine like Google, Bing and Yahoo. For quick results, use the filters on the right.
If you want to search on resource title or summary, or search via crop or pest name in a local language, use the text box below and click apply.

Weevil management in sweet potato


Sweet potato weevil control using Sunnhemp


Sweet potato weevil


20147800951.jpg



Mulching to manage sweet potato weevil


Using banana leaves to transfer predatory ants for the control of sweet potato weevil


Hunting cutting grass with nets and dogs


20127801192.jpg

FACTSHEETS FOR FARMERS
www.plantwise.org
Created in
Sierra Leone
,
December
2008
Hunting Cutting Grass with nets and dogs
Recognize the problem
The cutting grass is an animal related to the mouse and rat, only much bigger.
It destroys field crops like rice, cassava and sweet potato.
Background
Cutting grass are afraid of noise. They are active at night and will become
confused if frightened during the daytime. You can hunt them any...

plantwise.org

Sweet potato tuber rot


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

Good nematodes against grubs in Irish potato


Good nematodes against grubs in sweet potato


Biological control of grubs in potatoes in Rwanda


Downy mildew of sweet sorghum


Charcoal rot of sweet sorghum


Leaf blight disease of sweet sorghum


Grain mold disease of sweet sorghum


GrowNote Sorghum North 0A Introduction


GrowNote-Sorghum-North-0A-Introduction.jpg

AGRONOMY AT A GLANCE | CROP OVERVIEW | KEYWORDS
NORTHERN
SECTION A
INTRODUCTION
FEBRUARY 2017
SORGHUMxvi IntroDuCtIon
IntroduCtIon SORGHUM
February 2017
Introduction
a.1 agronomy at a glance
• Sorghum requires a warm, summer growing period of about 4–5 months, with
planting times usually between September and January.
• The crop is highly drought-tolerant, but responds well to rainfall, especially
during head-forming and grainfill stages...

grdc.com.au

GrowNote Sorghum North 04 Physiology


GrowNote-Sorghum-North-04-Physiology.jpg

THE SORGHUM PLANT | PLANT GROWTH STAGES
NORTHERN
SECTION 4
PLANT GROWTH
AND PHYSIOLOGY
FEBRUARY 2017
SORGHUM1 Plant growth anD PhysIology
seCtIon 4 SORGHUM
February 2017
Plant growth and
physiology
4.1 the sorghum plant
The sorghum plant’s botanical name is Sorghum bicolor (L.) Moench, and it is a
member of the Poaceae family.
It is a perennial, tropical C4 grass capable of growing beyond physiological maturity
of the grain. The hybrids...

grdc.com.au

sweetpotato feathery mottle 258


sweetpotato_feathery_mottle_258.jpg

Photo 1. Yellow spots on leaves, similar to those
from infection by Sweetpotato feathery mottle
virus.
Photo 2. Ring spots, possibly from Sweetpotato
feathery mottle virus alone, or in combination
with other viruses.
Photo 3. Similar to Photo 2, except spots are
fading on this older leaf, and there is more
"feathering" along the veins.
Photo 4. Purple feathery-like patterns along
veins typical of infection from Sweetpotato
feathery mottle virus...

pestnet.org

sweetpotato gall mite 138


sweetpotato_gall_mite_138.jpg

Photo 1. Severe infection of galls caused by the
sweetpotato gall mite, Eriophyes gastrotrichus,
on stems and petioles of sweetpotato.
Photo 2. Galls caused by the sweetpotato gall
mite, Eriophyes gastrotrichus, on petioles of
sweetpotato. Some of the galls grow up to 10
mm long and 5 mm wide.
Photo 3. Growers often plant cuttings that have
galls on them, not realising that the galls
contain mites, which may reduce plant vigour
and consequently...

pestnet.org

sweetpotato leaf folder 028


sweetpotato_leaf_folder_028.jpg

Photo 1. An unfolded leaf showing a caterpillar
of Psara hipponalis which has made "windows"
in the leaf by eating all but the waxy layer.
Photo 2. Folded leaves and holes made
in sweetpotato leaves by Psara hipponalis.
Photo 3. Adult Psara hipponalis.
Pacific Pests and Pathogens - Fact Sheets Pacific Pests and Pathogens - Fact Sheets
Sweetpotato leaf folder (028)Sweetpotato leaf folder (028)
Common NameCommon Name
Sweet potato leaf folder,...

pestnet.org

Pages