- People are paying more and more attention to low molecular weight chitosan because of its special biologic activity.
低分子量壳聚糖因具有特殊的生物活性而日益受到人们的关注。
- The stability and biological activity of methomyl solution under ultraviolet light were investigated.
摘要研究了灭多威溶液的紫外光稳定性及经紫外光照射前后的生物活性变化。