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- Variation among crop varieties 品种间差异
- Such samples maximize the genetic variation among groups. 因为这种样本会将人群间的遗传差异放大到最大的程度。
- Another factor is the performance variation among SSD chips. 另一个因素是业绩变化之间的SSD的筹码。
- The main township to agriculture, crop varieties are mainly maize, millet, millet, potatoes, cereals and oil. 全乡主要以农业为主,农作物品种主要有玉米、谷子、黍子、土豆、油料及杂粮。
- In Pakistan and India, two of the nations that benefited most from the new crop varieties, grain yields more than quadrupled. 在巴基斯坦和印度这两个从新品种的谷物中获益最多的国家,谷物的产量涨了四倍。
- Many evidences have suggested that gel electrophoresis technology plays an important role in identification of crop varieties. 大量证据显示,凝胶电泳技术在作物品种鉴定中起著举足轻重的作用。
- DTI is useful in assessing right ventriuclar segment motion velocities and observing variation among different ages. 应用 DTI技术检测右室壁运动速度 ,观察各年龄组间的变化具有应用价值
- There existed significant difference in the variation among genotypes by Duncan Analyse. 通过邓肯氏新复极差分析得知 ,不同基因型的DNA含量变异细胞的百分率之间存在差异显著性。
- Objective To explore the stability of nocturnal blood pressure variation among the aged. 目的探讨老年人血压昼夜变化的稳定性。
- The drive for increased agricultural production and profit has created a reliance on a limited number of high-yielding crop varieties and animal breeds. 为了增加农业产量和利润,人们形成了对数量有限的高产作物和动物品种的依赖。
- The study on crop stability is the topic of genotype by environment interaction(GEI),and the stability is the base for reliably and impersonally assessing crop varieties. 稳定性研究是基因型与环境互作研究中的热点,是对作物品种进行客观而合理评价的理论基础。
- The rice seedlings (7 d) without induction had low NRA hi the leaves, and the variation among the genotypes was not clear. 未经诱导时,水稻幼苗(7d)叶片的硝酸还原酶活性(NRA)较低,且基因型之间的差异不明显;
- The results showed that there existed variation among eucalypt families in wood physical-mechanical properties and wood chemistry. 研究表明:桉树不同家系间木材物理力学性质和化学组成存在差异;
- Tailoring new crop varieties with combinations of characteristics that are optimized for different environments, farmers' needs or consumer preferences would also become easier. 结合适应不同环境的特徵,量身订做的新作物品种,将较容易满足农民的需求或消费者的偏好。
- Chemical mutagenesis breeding is an new method to breed crop varieties by chemical mutagenesis. The principles and its progress in soybean breeding were summerized. 摘要化学诱变育种是通过化学诱变育成农作物品种的新方法。概述了化学诱变的原理及其在大豆育种上的应用进展。
- Ling Qing, Changyong Zhou, Yan Zhou, Xuefeng Wang, Zhongan Li, Xianchao Sun. (2008).Molecular Variation among P20 Genes of Citrus Tristeza Virus Encoding RNA Silencing Suppressor. 青玲,周彦,王雪峰,孙现超,李中安,周常勇.;(2008)
- The innovations adopted by farmers in hill y area were mainly about crop production,to 85.26%of total innovations,especia lly crop varieties,to 68.2%. 丘区农民采用的创新以种植业为主,占采用创新总数的85.;26%25,尤其是种植业中的品种最多,占采用创新总数的68
- Cardiotoxicity was closely correlated with the cumulative dose, with considerable variation among the patients and increased susceptibility in older patients. 心脏毒性与累积剂量紧密相关,不同患者之间差异明显,老年患者易感性增高。
- Rabbit genomic DNAs derived from Japanese White Rabbits (JWR), Chinchilla Rabbits (CR) and New Zealand White Rabbits (NZWR) were analyzed with random amplified polymorphic DNA (RAPD) technique and the genetic variation among 3 rabbit strains were studied. 本文选用新西兰白兔(New Zealand White Rabbit,NZWR)、青紫兰兔(Chinchilla Rabbit,CR)、日本白兔(Japanese White Rabbit,JWR)3个品系的血样提取基因组DNA,并应用随机引物扩增多态性DNA技术(Random Amplified Polymorphic DNA,RAPD)进行遗传分析和比较。
- Main crop varieties Mira and 783-1 with 3 plant density treatmentswere used in the experiment and the results showed that the numbers of mainstems and tubers increased as the number of plants per unit area increased. 主栽品种 Mira 和783-1各3种密度的试验结果表明,随着单位面积播种密度的增加,单位面积上的主茎数及块茎数目均增加,而块茎的平均重量及大中薯率则减少。