Preparations from the white mustard plant ("Sinapis alba") have a less pungent flavor than preparations of Brassica nigra.

白芥末植物的制剂比黑芥子的制剂刺激性较小。

Porta Nigra of Trier. Another view.

特里尔的古罗马城门。另一角度。

This area is called the substantial nigra.

这部分区域被称为是黑质细胞。

Study on the Aboveland Parts Growth Law of Juglans nigra Seedling;

采用组织培养方法对美国黑核桃进行组织培养研究。

Brassica alba yields white mustard seeds; Brassica nigra, black mustard seeds.

白质芸苔生产白色芥茉籽，黑质芸苔生产黑色芥茉籽。

A primary investigation is conducted on fruiting habit of 14 improved variety clones of Juglans nigra L.

对美国黑核桃1 4个良种无性系的结果习性进行了初步调查。

Abstract : To investigate the effects of different effective parts of Morus nigra leaves extract on sugar and lipid metabolism in type 2-diabetic mice.

摘要 ： 分析新疆药桑桑叶水提物和生物碱浸膏对试验性2-型糖尿病小鼠血糖和脂质代谢的影响。

The use of T tube in southern China Han bamboo, bamboo crassipes, Bamboo, white bamboo, Phyllostachys nigra, owner and valuable mahogany Seiko system to do.

笔管多采用我国南方的罗汉竹、凤眼竹、湘妃竹、白面竹、紫竹、斑竹和珍贵的红木精工制做的。

The studies indicated that the main compositions of Gelatina Nigra are protein, polypeptides, animo acids, mental elements, dermatan sulfate, biotic acids and so on.

近年有关阿胶成分及质量评价研究文献表明，阿胶主要成分为蛋白质水解产生的多肽、多种氨基酸、 金属元素及硫酸皮肤素、 生物酸等。

Disease resistance of the seedlings of 59 introduced Populus nigra clones seedlings infected with Marssonina brunnea and Alternaria tenuis were investigated by applying statistical analysis.

对引进的59个欧洲黑杨无性系苗木感染黑斑病和叶枯病进行了调查，应用统计分析的方法对这些无性系抗病性进行了分析。