日本麒麟啤酒公司和美国吉纳迪科斯公司合作研制成功芹菜和莴苣的人造种子。这种种子系人工制作而成,具有工业化特点。由于人工制作时已经添加了杀病虫害的药剂,所以播种后其出苗率、成活率、生长率和出产率都高于天然种子,而且在人工种子的存储期也长于天然种子。除上述芹菜、莴苣研制成功外,目在还在研制大米、小麦、玉米等. Japan’s Kirin Brewery Company and the United States Ji Na Dike Si companies to develop celery and lettuce success of artificial seeds. This seed is made by hand and has industrial characteristics. Since artificial insecticide has been added during the artificial production, the emergence rate, survival rate, growth rate and yield after sowing are higher than that of natural seed, and the artificial seed is also stored longer than natural seed. In addition to the above celery, lettuce successfully developed, still in the development of rice, wheat, corn and so on.