| 1. | Cold tolerant eucalypt germplasm and its genetic improvement in china 我国耐寒桉树的种质资源及其遗传改良 |
| 2. | In vitro culture is an important approach for genetic improvement 离体培养是作物遗传改良的一种重要手段。 |
| 3. | Applications of modern molecular biotechnology to genetic improvement in forest trees 现代分子生物学技术在林木遗传改良中的应用 |
| 4. | Genetic improvement of short - duration varieties has a great potential for high yielding 改良小日月品种的基因对高产有很大潜力。 |
| 5. | Investigations and strategy on genetic improvement in cultivated population of panax notoginseng f . h . chen 三七栽培群体遗传改良研究及策略 |
| 6. | Study on genetic improvement of major agronomic characters of mid - maturity soybeans in heilongjiang province 黑龙江省中熟大豆品种主要性状遗传改进的研究 |
| 7. | A new technique of genetic improvement was supplied in this paper , which was called ion beam biotechnology 笔者介绍了一种新的遗传改良方法即离子束生物技术。 |
| 8. | Future strategy and puzzles of heavy ion beam mediated technique in genetic improvement of biological bodies 重离子辐射提高腺病毒介导小鼠黑色素瘤细胞转染率的研究 |
| 9. | Genetic improvement and demonstration of such special economic tree species as hickory , torreya grandis and myrica japonica 山核桃香榧杨梅等特色经济林遗传改良及示范 |
| 10. | Preliminary study on the genetic improvement of rice japonica restorer line by introgression of international rice breeding germplasm 利用国际水稻品种资源改良粳稻恢复系研究初探 |