1. INTEGRATED WEED MANAGEMENT IN BANANA

2. INTEGRATED WEED MANAGEMENT IN BANANA
Introduction
The banana crop is sensitive to grasses especially in the early stages of their growth compare to herbaceous dicot weeds.
The major monocot weeds of banana fields are Cyperus rotundus, Cynodon dactylon, Digitaria marginata, and Eleusine aegyptium, and the dicot weed are Euphorbia spp, Polygonum plebejum, Portulaca oleracea, and Mimosa pudica.
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3. INTEGRATED WEED MANAGEMENT IN BANANA
Weed control methods
Banana crop has superficial root system and thus heavy machinery for its cultivation must be avoided.
It therefore, becomes imperative to think other methods of weed control for this crop.
Hand weeding
Mulching
Cover cropping
Chemical method
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4. INTEGRATED WEED MANAGEMENT IN BANANA
Hand weeding
Manual method of weed control by women labour using hand operated tools is the common method of weed control.
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5. INTEGRATED WEED MANAGEMENT IN BANANA
Mulching
Mulching appear to be another effective method of weed control.
Generally, organic mulches like dried leaves and inorganic mulches like black polythene are used.
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6. INTEGRATED WEED MANAGEMENT IN BANANA
Cover cropping
Growing cover crops to suppress weeds is also another way of controlling weeds in this crop.
Inter cropping with ginger, cowpea, colocasia and tapioca in various varieties of banana has been reported.
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7. INTEGRATED WEED MANAGEMENT IN BANANA
Chemical method
Herbicide has been used to weed control in banana.
In banana good control of both grassy and broad leaf weeds for 4-5 months with there pre-emergent spray of diuron at 2.0 kg a.i./ha. Paraquat at 1.8 kg a.i. /ha was used as a post emergence spray on 6-9 inches tall weeds in banana and control them for two months.
Herbicide application was found to be more economical than hand weeding (6 hand weeding per year were necessary in banana crop.
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8. REFERENCES
Gupta, O.P Weed management - Principles and Practices. Agro Botanical Publishers, Bikaner.
Rao, V.S Principles of Weed Science. Oxford and IBH Publishing Co. Pvt. Ltd., New Delhi.
Subramanian, S., A.Mohamed Ali and R.Jayakumar All about weed control. Kalyani Publishers, New Delhi.
C. Chinnusamy, N.K. Prabhakaran P. Janaki K. Govindarajan Compendium on Weed Science Research in Tamil Nadu (25 years). AICPR-WC, Department of Agronomy, TNAU, Coimbatore
K. A.A. Kabeer and V.J. Nair Flora of Tamil Nadu- Grasses. Botanical Survey of India, Kolkatta.
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9. ASSESSMENT What is major intercropping cultivating for banana --------
is the major monocot weed of banana.
a. C.rotandus b. Euphorbia geniculata c. E. hirta.
What is major intercropping cultivating for banana
a.Ginger b.turmeric c. onion
To control the grassy weeds which chemical is used.
a. Diuron2.0kg b.Diuron 2g c.Diuron 200g
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