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Disease management

Onion diseases  have always been an important factor for the loss. To combat these we need to identify the symptoms, understand the exact cause beneath and endeavour effective measures to irradicate the pathogen at the earliest as possible

 

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Pest managemntIt is important that onion Pest be recognized early in their development so that effective management strategies can be implemented. Thrips are the most important insect pests on onions. Adults are yellowish to yellowish brown with narrow wings 

 

 
 

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Onion Head borer

   
     

Symptoms: The head borer is a serious pest of onion seed crop in Northern India. The larva of this insect cuts the pedicel of the flower and feeds on the stalk. Single larva damages many flower stalks. The fully-grown larva is greenish with dark brown grey lines along the side of body and measures about 35-45 mm in length.

Control: Spraying Endosulfan (2-3 ml/litre of water) along with sticker (Triton/ Sandovit) is recommended to control the insect.

More Pests Thrips Head Borer Maggot Nematode Cut-worms

 

 

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