The evaluating standard of the wattle firmness of wolfberry was established based on the classification.
本文依据归类结果制订枸杞枝条硬度得量化评价标准。

The key technique of the new process of tannin extraction from black wattle bark is to divide the extraction into two steps.
采用分段浸取新工艺是黑荆树皮单宁提取的关键技术。

The extraction conditions of proanthocyanidins from bark of black wattle and their biological activities were investigated in this study.
对黑荆树树皮中原花色素的提取及生物活性进行了研究。