module ix: weeds and weed control lesson 1: weeds and weed competition in chili pepper unit 2: weeds...
TRANSCRIPT
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
After completing Units in this Lesson, you have learned to answer:
1. Why weed control is important in chili crop?2. When is the critical period for weed competition in
chili crop?3. Name few important broadleaf weeds in chili crop?4. Name few important grass weeds in chili crop?5. Name few important sedges that compete with
chili crop?
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
A variety of weeds are associated with chili pepper crop.
The type of weeds vary from place to place depending on soil type, season and environment where chili pepper is grown.
These weeds comprise of diverse plant species of annual grasses and seasonal broad leaved weeds.
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
Weed problems in grain chili pepper include perennial grasses such as Johnson grass and Bermuda grass, annual grasses such as Crabgrass and Goose grass, and many broadleaf weeds.
The list of major weeds that grow in ground crop are shown with their images in the following screens
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
Common broad-leaf weeds
Botanical name Common Name
Abutilon indicum Indian mallow
Alysicarpus sp. One-leaf clover
Argemone mexicana Mexican poppy
Celosia argentina White cock's comb
Click on the underlined word to see the weed image
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
Common broad-leaf weeds
Botanical name Common Name
Borreria articularis Button plant
Gynondropsis (Cleome) spp. Wild spider flower Digera arvensis Kundra Corchorus olitorius Jew's mallow
Click on the underlined word to see the weed image
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
Common broad-leaf weeds
Botanical name Common Name
Portulaca spp. Common purslane
Vernonia cinerea Little iron weed Leucas aspera Dronapushpi
Xanthium strumarium Cocklebur
Click on the underlined word to see the weed image
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
Common broad-leaf weeds
Botanical name Common Name
Anagallis arvensis Scarlet Pimpernel
Bidense pilosa Spanish needle Eclipta spp. False daisy
Ipomea spp Morning glory Click on the underlined word to see the weed image
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
Common broad-leaf weeds
Botanical name Common Name
Tridax procumbence Tridax daisy, wild daisy
Euphorbia spp. Spurge
Amaranthus spp. Pigweed Mollugo verticillata Carpet-weed
Click on the underlined word to see the weed image
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
Common grass (monocots) weeds
Botanical name Common Name
Chloris spp. Finger grass
Digetaria sanguinalis Crabgrass
Dactyloctenium aegyptium Crowfootgrass
Echinocloa spp. Barnyard grass
Click on the underlined word to see the weed image
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili PepperCommon grass (monocots) weedsBotanical name Common NameCommelina spp. Benghal dayflower
Paspalum distichum Water couch
Eleusine indica Goose grass
Eragrostis spp. Love grass
Setaria spp. Foxtail
Cynodon dactylon Bermuda grass Click on the underlined word to see the weed image
Module IX: Weeds and Weed Control
Lesson 1: Weeds and Weed Competition in Chili Pepper
Unit 2: Weeds in Chili Pepper
Common sedges
Botanical name Common Name
Cyperus rotundus Purple nut sedge
Cyperus esculentus Yellow nut sedge
Cyperus defformis Nut sedge
Cyperus compressus Nut sedge
Click on the underlined word to see the weed image