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Bio-Pesticides : The Plant Protectors


Nature has provided a pest control system, which needs to be preserved. Diversity has an important role in building and maintaining an ecological balance. Some of the NPM practices that are based on observing and creating diversity are mixed or multi cropping techniques which include insect repelling plants, perennial trees and grasses; and preparation of bio-pesticides from different plant materials such as Milea azadrichta, Vitex negundo, calotropis gigantean, Pongamea glabra etc.

Methods of Preparation

Method – 1 
Ingredients:
Pods of Datura [Datura sirumarium]  - 1 kg
Seeds of Arali [Nerium oleander]  - 1 kg
Tobacco waste - 1 kg
Lime [diluted calcium Carbonate] - 250 g
Cow Urine - 5 lit
Mud pot (10 ltr capacity) - 1 No.

Preparation Method:
The pods of Datura to be finely powdered; the seeds of Arali pounded well. The Tobacco waste and lime to be added to the above mixture, add 5 lit of cow urine and put all in a mud pot.The mud pot is covered with a lid and buried inside the manure pit / soil for 7 days.Then the above mixture is filtered and diluted at the rate 1:10 Ltrs of water and sprayed for the control of all pests.

Method – 2
Ingredients:
Rhizomes of (Gloriosa superba ) - 1 kg
Pods of Datura - 1 kg
Leaves of Ekka (Calotropis gigantea) - 1 kg
Leaves of Adathoda (Adathoda vasica) - 1 kg
Tobacco waste - 500 g
Cow Urine - 5 lit
Mud pot (10 ltr capacity)  - 1 No.

Preparation method:
The Rhizomes of Gloriosa superba to be finely chopped. The pods of Datura, the leaves of Ekka and the leaves of Adathoda to be nicely grounded and add the Tobacco waste to the above mixers. Add 5 lit of cow urine and transfer into a mud pot.The mud pot is covered with a lid and burried inside the manure pit / soil for 7 days.Then the above mixture is filtered and diluted at the rate 1:10 lit of water and sprayed for the control of all pests.

Method – 3 
Ingredients:
Leaves of Odukkam plant - 1 kg
(Cleistanthus collinus)
Pods of Datura  - 1 kg
Iiuppai cake (Madhuca long ifolia) - 1 kg
Seeds of Arali (Nerium oleander) - 1 kg
Tobacco waste - 500 g
Lime (Diluted calcium carbonate)  - 250 g
Cow Urine - 5 lit
Mud pot (10 ltr capacity) - 1 No.
Preparation method:
The leaves of Odukkam plant, finely chopped the pods of Datura, and the seeds of Arali crushed; add Liuppai cake, tobacco waste and lime into a mud pot and add 5 lit of cow urine.The mud pot is covered with a lid and buried inside the manure pit / soil for 7 days.Then the above mixture is filtered and diluted at the rate 1:10 Ltrs of water and sprayed for the control of all pests.

Method – 4 
Ingredients
Ipomoea leaves  - 1 kg
Neem seeds - 1 kg
Tobacco waste - 500 g
Lime [Diluted Calcium carbonate] - 250 g
Cow Urine - 5 lit
Mud pot (10 ltr capacity) - 1 No.

Preparation method:
Ipomea leaves chopped and neem seeds crushed. Add tobacco and lime to the above mixture and add 5 lit of cow urine into the mud pot.The mud pot is covered with a lid and buried inside the manure pit / soil for 7 days.Then the above mixture is filtered and diluted at the rate of 1:10 litres of water and sprayed for the control of all pests.

Method – 5 
Ingredients:
Etty Fruit (Stychnos nuxvomica) - 2 kg
Custard Apple (Annona Squmosa) - 1 kg
Green chilies - 250 g
Neem Seeds - 1 kg
Cow Urine - 5 lit
Mud pot (10 ltr capacity) - 1 No.

Preparation method:
The etty fruit chopped and neem seeds crushed. Add tobacco and lime to the above mixture and add 5 ltrs of cow urine into the mud pot.The mud pot is covered with a lid and buried inside the manure pit / soil for 7 days.Then the above mixture is filtered and diluted at the rate 1:10 lit of water and sprayed for the control of all pests.

Method – 6 
Ingredients:
Garlic cloves  - 250g
Samanthi (Sevanthi) leaves(Chrysanthemum coronerium) - 2 kg
Black pepper - 100g
Tulasi leaves (Ocimum tinctorium) - 1 kg
Cow urine - 5 lit

Preparation method:
The garlic gloves and Chrysanthemum leaves chopped. Add black pepper crushed and tulasi leaves chopped to the above mixture and add 5 lit of cow urine into the mud pot.The mud pot is covered with a lid and buried inside the manure pit / soil for 7 days.Then the above mixture is filtered and diluted at the rate 1:10 lit of water and sprayed for the control of all pests in vegetable crops.

Method – 7 
Ingredients:
Ipomoea cornea leaves - 10 kg
Cow milk - 1 lit
Cow urine - 5 lit
Preparation method:
Leaves of Ipomoea is pounded well and soaked in cow urine. Boil it for 30 minutes.Add cow milk.
Dilute with water in the ratio 1:10 and spray for control of bacterial diseases.

Method – 8 
Ingredients:
Prosopis spp. - 15 kg
Cow dung - 10 kg
Cow urine - 5 lit
Water - 60 lit

Preparation Method:
Prosopis spp. pounded well and soaked in cow urine. To this add cow dung slurry. This mixture is left standing for 24 hours, then filtered, diluted with water and sprayed. It controls Tungro virus disease in Rice.

Credits : Rohini Reddy(SARRA) 


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