Yet in the selection for yield improvement, the practical effect of direct yield selection in plant-to-row generation was not satisfactory.
在产量改进的选择中,株行世代直接选择的实际效果较差。
For example, a search on a person's name will yield a collection of pictures, a biographical entry from Wikipedia, and a selection of relevant blogs or news items.
例如,如果你输入一个人物名字,则会出现此人物相关图片,维基相关介绍,以及相关博客等。
This method has good selection and high yield.
该方法选择性好、产物收率高。
Waterweight soaked by seeds and expansive volume of seeds Can be used for indirect variety selection of tofu yield.
可把籽粒吸水重和籽粒膨胀体积作为品种豆腐产量的间接选择性状。
Presently, variety improvement, increment in P, K and microelement and selection on suitable cutting period are main methods to improve yield and quality.
提高产量和品质目前人们主要是从品种改良和增施磷、钾及微量元素、选择适当刈割期等方面入手。
The average yield of every 3 ~ 4 a from a single twig and from an individual could also be employed as an index for early stage selection of new clones.
利用3 ~4年单枝结果数和单株产果量的平均值作为高产胶优良无性系早期选择的标准。
I insist that only a presupposition of group structure can yield real understanding of the group selection.
对群体选择的理解一定要依赖于群体结构的假定。
Using above methods of selection, Zhenong 928 and Zhenong 937 with preferable paddy grain shape and yield potential have been bred.
通过上述选择方法已初步育成细长粒高产品系浙农928和浙农937。
Through disease resistant identification, systematic selection and cell analysis, high yield varieties and new germplasm with good agronomic characters resistant to powdery mildes have been selected.
经抗病鉴定、系统选育和细胞学分析,选育出高产、抗白粉病的小麦新品种和农艺性状较好、抗白粉病的小麦新种质。
The study also finds that unobserved effects, sample selection bias and measurement errors play important role on results, and OLS really underestimates yield of schooling.
非观测效应,以及样本选择偏差和测量误差所引发的内生性问题对结果的影响很大,导致普通最小二乘法低估了我国的教育收益率。
Through the selection and breeding of rice parents with high yield and good quality, etc, it would be able to increase the yield and quality of good quality rice.
通过对优质、高产亲本的收集及选配等育种途径,可同时提高优质稻的产量和品质。
The selection of interspecific combinations with powerful heterosis is still an effective way so far to raise the yield of hybrid rice.
选育强优势的品种间组合仍是进一步提高杂交水稻产量的一条有效途径。
Among them, the genetic variation coefficient of yield per plant was up to 29.51%, so it had high heredity potential, swift genetic advance and good selection effect.
单株产量位次比较靠前,并且遗传变异系数也比较大(29.51%),因此单株产量的遗传潜力大、遗传进度快、选择效果较好。
These can be concluded that it is feasible and general to take economic coefficient as selection goal of breeding for high yield.
可见,以经济系数作为小麦高产及超高产育种的选择指标是可行的。
In practical rice breeding pro-grams, multi-trait index selection for plant yield improves selection efficiency by 20.42%, compared to single-trait selection.
在水稻育种中应用选择指数方法进行综合选择比对单株产量单一性状直接选择效率高20.42%,应用前景广泛。
The protected cultivation or selection of suitable period for transplanting was one of the possible way to improve the tobacco yield and quality.
由于易受春寒影响,宜实施保护性栽培或选择适宜的移栽期。
The results showed that the yield of single-plant sunflower could be raised effectively by correlative selection of the height of plant and of their branch.
结果表明,通过分枝高、株高两性状进行相关选择,可有效提高单株花产量。
Conclusion: the selection method for Lincomycin - producing strain with stability and high yield by using the died parental strain protoplast fusion is deserved to generalize.
结论:双亲株灭活原生质体融合选育林可霉素高产菌株是值得推广的一种选育方法。
NOTE 2 Sampling procedures should describe the selection, sampling plan, withdrawal and preparation of a sample or samples from a substance, material or product to yield the required information.
抽样程序宜对取自某个物质、材料或产品的一个或多个样品的选择、抽样计划、提取和制备进行描述,以提供所需的信息。
The main characteristics, effect of increasing yield, course of selection and realization for breeding of new soybean species GS Pudou 6018 were introduced in this article.
介绍了GS濮豆6018大豆新品种的主要特性,增产效果,选育经过和育种体会。
The research can be used for the selection of irrigation and drainage mode so as to realize water-saving, good quality and high yield of tomato under rain-shelter cultivation.
该研究可为南方避雨栽培下番茄灌排方式的选择及其节水、优质、高产提供参考。
Again, these factors do not increase the yield, but only protect the yield potential that has been built through proper selection and utilization of the yield-building factors.
再强调一遍,这些因素不能增加产量,但如应用得当,可使产量形成因素达到的产量潜势得到保护。
Selection of "core journals", an event of applied research, would end up with negative effects and its justification for existence ought to be questioned if it failed to yield any practical value.
“核心期刊”的遴选无疑属于应用研究的范畴,如果应用价值不大,反而滋生出诸多负面效应,其存在的意义和研究价值就值得怀疑。
Therefore, stem diameter and leaf number could be considered as two principal selection indexs for breeding new varieties, evaluating yield and select.
因此,茎粗、叶片数可作为紫花苜蓿选种、育种、产草量估测和确定刈割适期的两个主要选择指标。
Therefore, stem diameter and leaf number could be considered as two principal selection indexs for breeding new varieties, evaluating yield and select.
因此,茎粗、叶片数可作为紫花苜蓿选种、育种、产草量估测和确定刈割适期的两个主要选择指标。
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