- have eaten less feed than average to reach a specific weight. 1  A good boar will reach 90 kg live weight before it is 140 days old, have a P2-backfat measurement of 15 mm or less, and require only 2,99 kg of feed or less to gain 1 kg in weight to grow from 30 to 90 kg live weight. Buy boars at least four or five weeks before they are used for the first time.
Black cohosh has been used to help manage some symptoms of menopause and as an alternative to hormone replacement therapy. It may be useful for treatment of high cholesterol or disease of the arteries. Clinical studies have not supported these uses.
In a 2006 study published in the Journal of Clinical Oncology, for instance, researchers found that taking black cohosh for four weeks failed to reduce hot flashes among breast cancer patients. While participants given a placebo reported a 27 percent decrease in hot flashes, those treated with black cohosh reported only a 20 percent decrease in hot flashes. Caveats. The safety of long-term use of black cohosh is uncertain, according to the National Center for Complementary and Alternative Medicine (NCCAM).