tolerant species

" The development of a salt tolerant tall fescue is an important improvement for this species," says Zengyu Wang of the Samuel Roberts Noble Foundation's forage improvement division.

美国Samuel Roberts Noble基金会草料改进处的Zengyu Wang说：“开发耐盐的高羊茅草，是对这一物种的一个重要改进”。

The results indicated that these species were tolerant plant and would be revegetated in uranium tailing area and abandoned mine. In the area, J.

四种植物为铀尾矿的耐性植物，可用于尾矿地的生态恢复。这方面，J。

Highly competitive species, which are tolerant of low resource levels will replace opportunistic good colonizers and come to dominate the climax community.

能忍受低资源水平的强竞争的物种，将取代好的机会迁移者而统治顶极群。

Technical improvements in somatic cell hybridization, such as genetic transformation, provide a promising approach for breeding new tolerant cultivars of this species, good protoplast culture system is fundamental and restriction point.

植物体细胞杂交技术的产生和发展为草地早熟禾新品种选育提供了一条新途径，良好的原生质体培养体系是利用体细胞杂交技术进行品种改良的根本和制约点。

The results showed that ( 1) the species composition and their frequency were significantly impacted by tourism. Some native shade-tolerant or hygrophilous plants had disappeared, while some xerophilous, disturbance-resistant species, as well as some exotic and synanthropic species, had expanded their populations.

结果表明：（1）旅游干扰显著改变了林下植物物种组成：耐荫喜湿的乡土植物局部消失，而喜旱耐扰动的植物种群扩大，外来和伴人植物种群侵入。