Hybrid seed maize production Seed production involves the removal of female line tassels to prevent self-pollination. Recently, I shared a video where I checked the tassels to determine the optimal timing for detasseling, which is specifically done in seed production. It's worth noting that in regular seeds, you can also check the tassels by pulling one out, but it won't negatively affect the crop's growth or cob formation, nor will it reduce your yield. The key factors that can impact yield are