Farm Query: Milk yield in cattle

Is there any simple, natural remedy to make cattle yield more milk?

Jayasudha, Karnataka.

A farmer Mr. Mannubhai Vankar feeds his cattle with leaves of Hibiscus( in the form of powder) to increase milk yield . The leaves are shade dried and ground into fine powder. About 125g of powder is given orally for 15 days (or 150g for five days). to achieve better milk yield. For details contact Mr. Mannubhai at Kaliya, Vankar and Bhariya Phadiya, Shahera Taluk, Godhara, Panchmahal district, Gujarat -389 210 Mobile : 9979564629.