Distribution pattern of five leguminous plants in alkalized meadow in the songnen plain .
松嫩平原盐碱化草甸中5种豆科植物的分布格局研究。
Effect of alkalized condition on yield rates of total alkaloids of flavescent sophora root .
碱化条件对苦参总碱收率的影响。
The author carried out study on alkaloid extraction of flavescent sophora root grown in heilongjiang province by solvent process and made major investigation for alkalized part in process .