Question: asking about gandhi bug management on cowpea and secondly asking about how to increase production in ber plants. 
Answer: --trearment: 1 for gandhi bug on cowpea- please spray neem oil 5ml/l or azadirachtin  2ml/l or basillus thuringiensis  2ml/l 3 times  at 3 days interval in the early morning or evening time.

2. for increasing the flowering and production in ber plants please spray vitamin mahaphal or sagarika 2ml/l during the time of flowering and fruit setting once a week in the evening or early morning time in a rainfall free weather