分子标记辅助选择育种给作物抗旱育种提供了新的途径。
Molecular marker assisted selection was regarded as a useful tool for breeding for drought resistance in crops.
最后讨论了叶绿素荧光动力学在甘蔗抗旱育种及抗旱鉴定上应用的可能性。
Finally, the possibility of determining drought resistance of sugarcane varieties through chlorophyll a fluorescence induction kinetics was discussed.
陆稻是山区及干旱地区最适宜种植的稻种类型，亦是水稻抗旱育种的宝贵资源。
Upland rice is not only the most suitable rice type for upland and drought areas, but also the valuable resources for drought tolerance breeding in rice.
描述了抗旱玉米的理想型，并讨论了利用分子生物技术于玉米抗旱育种中的问题。
The paper described the ideal corn pattern of drought resistance and how to use the molecular biological technique in corn breeding for drought resistance.
我国玉米自交系存在着丰富多样的抗旱类型，它们是我国玉米抗旱育种的重要种质资源。
There existed inbred lines with different types of drought resistance, which were the important germplasms for drought resistant breeding in China.
多年来，通过常规手段进行玉米抗旱育种取得了一定进展，但由于多方面原因，其育种效率没有得到进一步提高。
In the past decades, considerable progress has been made in maize breeding for drought tolerance using conventional methods, but with low breeding efficiency due to various causes.
在墨西哥的国际玉米和小麦改良中心，非洲的科学家们把这种专利基因放进非转基因育种技术开发的抗旱玉米中。
The scientists in Africa are placing this proprietary gene inside drought-resistant corn developed by non-transgenic breeding techniques by a Mexico-based research center called CIMMYT.
该图谱的建立为进行基因定位、分子标记辅助选择抗旱性育种和抗旱相关基因的图位克隆奠定基础。
The map makes effective tools for QTL analysis, marker-assisted selection (MAS) in breeding programs and cloning of the genes responsible for various phenotypes (map-based cloning).
因此，可以认为叶片脯氨酸含量和质膜透性可作为甘蔗抗旱性育种的选择指标。
It is concluded that plasm membrane permeability of cell and leaf proline content can be used as indices for drought resistance selection in sugarcane breeding.
借助植物基因工程手段提高苜蓿抗旱性是现代育种的重要途径。
So gene engineering is an important method to improve the quantility and stress-tolerance of alfalfa.
抗旱指数是抗旱性和丰产性的有机结合，杂交育种是提高丰产性的关键。
The index of drought resistance lies in yield increase and drought resistance.
结果表明，利用巨穗小麦种质为基础培育的品系较当地生产上大面积种植的栽培品种有良好的抗旱特性，巨穗小麦种质有可能作为小麦抗旱节水育种的良好遗传资源。
The results showed that these new wheat lines present high resistance to water stress. Giant spike wheat germplasm could be used as drought resistance gene resource in wheat breeding.
旱稻具有耐旱、耐瘠、适应性广等特点，是水稻抗旱性改良育种的巨大宝贵种质资源。
Upland rice which was the huge precious germplasm resources in drought resistance breeding of rice, had many properties, such as drought resistance, barren-tolerance, wild adaptability and so on.
无论是常规育种还是分子育种在很大程度上依赖于简单明确的抗旱指标(形态、生理和生化指标)。
Both conventional and molecular breeding depend largely on the drought-tolerant index, including morphological, physiological and biochemical indexes.
无论是常规育种还是分子育种在很大程度上依赖于简单明确的抗旱指标(形态、生理和生化指标)。
Both conventional and molecular breeding depend largely on the drought-tolerant index, including morphological, physiological and biochemical indexes.
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