| 1. | Only a few forest tree species can develop viable seed from unpollinated ovules . 只有少数林木可以从未授粉的胚珠发育成有活力的种子。 |
| 2. | Many forest tree species have multiple archegonia which, after fertilization produce a number of proembryos . 许多林木树种都有颈卵器,受精以后便产生许多原胚。 |
| 3. | The effects of night chilling on chlorophyll fluorescence in seedlings of two tropical rain forest tree species 夜间低温对2种热带雨林树种幼苗叶绿素荧光的影响 |
| 4. | Quantitative classification and environmental interpretation of forest tree species in hungou , zhongtiao mountain 中条山混沟地区森林乔木种的数量分类与环境解释 |
| 5. | Light energy utilization and dissipation in seedlings of three tropical rain forest tree species with different ecological habits 不同生态习性热带雨林树种的幼苗对光能的利用与耗散 |
| 6. | Analysis on succession trend and physiological characters of secondary forest tree species in limestone mountain of eastern anhui province 皖东石灰岩山地次生林演替趋势与树种的生理特性分析 |
| 7. | Response of photosynthesis and antioxygenic enzymes in seedlings of three tropical forest tree species to different light environments 热带雨林不同生态习性树种幼苗光合作用和抗氧化酶对生长光环境的反应 |
| 8. | Microarray analysis and plantlets regeneration of the transgenic norway spruce ( picea abies ) for low - content lignin norway spruce is one of the two most important forest tree species in europe and the preferred species for pulp manufacture 挪威云杉( piceaabies )是欧洲的主要用材树种,也是重要的造纸原料树种。其木材的主要成分除纤维素外,还有15 - 36的木质素。 |
| 9. | In structural genomics , genetic maps have been constructed for up to 40 forest tree species , more than 30 commercially important qtls have been detected , comparative mapping has been done for a few of forest tree taxa , and whole genome sequencing was completed for populus and is under way for eucalyptus 结构基因组学方面,已构建了近40个主要造林树种的遗传连锁图谱,在不同树种中定位了30余个重要的数量性状位点,在部分树种中开展了基因组比较和综合图谱构建研究,杨树的全基因组测序已经完成,桉树的全基因组测序正在进行。 |