The olfactory system is one of a few areas in the nervous system which is capable of regeneration throughout the life.Ol......

以毛坝小木漆树为试验对象,用一定浓度配比的磷、钾、硼、铜溶液对树体进行根外喷施处理.结果表明:处理组较对照组生漆产量明显增......