CAJ | 학술논문

对不同条件设定下红松林土壤中含量较少的缩合单宁含量的测定方法（香草醛-盐酸法）进行了研究,结果表明：反应15h得到的测定数据最稳定;高浓度浸提液对单宁的溶解更完全;滤纸会降低浸提液中单宁的含量;浸提时间会影响提取物溶解到浸提液的完全程度。
대불동조건설정하홍송림토양중함량교소적축합단저함량적측정방법（향초철-염산법）진행료연구,결과표명：반응15h득도적측정수거최은정;고농도침제액대단저적용해경완전;려지회강저침제액중단저적함량;침제시간회영향제취물용해도침제액적완전정도。
The determination method of condensed tannin in coniferous forest soil is studied in this paper.Conclusion： the reaction time should be kept on 15 hours;the liquor with high concentration can dissolve the tannin completely;filter can decrease the content of tannin in liquor;dissolving with long time can increase the tannin in liquor.