水稻有哪些特征特性及经济黄芪性状特征

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productive and economic characters(1)小麦远缘杂交新品种——小偃6号。西北植物所育成。...通过对小麦品种抗虫性能的鉴定,明确小麦品种抗麦红吸浆虫与麦黄吸浆虫的机制不相同,但是小麦品种颖壳扣合的紧密度与子房和籽粒的果皮组织厚度,是抵抗两种吸浆虫危害的主要性状。通过研究,
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However, it is important to understand those traits, qualities, or values that are not negotiable.
特征属性决定了对象的基本特性,用特征属性来进行对象与邻域之间的比较;
Feature attributes decide the fundamental characters of data objects and use feature attributes to comparing data object to its neighborhood.
至于办公室与住办混合或住宅与住办混合,受到混合使用的转换特性,使得特徵属性要素对租金的影响多数不显著。
As for the rent between office and the mix-used or for that between the housing and the mix-used, the characteristic show little significance because of the mixed use between these two types.
气固系统由于其时空多尺度结构和非线性非平衡特性特征,其机理还远未认识清楚。
Due to the nonlinear and nonequilibrium characteristics and the temporal-spatial multiscale structures, the mechanism behind gas-solid systems are far from fully understood.
依据数学手段和各特征因子的特性,提出特征因子反映抗力的方法;
Based on the measure of mathematics and the identify of these characteristic factors, the way that these characteristic factors reflect structure resistance is lodged.
一开始,我们必须利用同时具备时间与频率特性的特征,来建构一个协方差矩阵。
In the beginning, we construct a time-frequency covariance matrix using the original feature extracted from each frame.
由于奇异值分解本身具有良好的几何特性,提取的特征对信号的信噪比和采样点数是不敏感的。
Since Singular Value Distribution (SVD) has good geometrical characteristics, the features extracted are robust to SNR and number of sampling points.
模拟得到了SIT的输出特性,跨导和特征频率特性。
We obtained the output characteristics, transconductance and current cutoff frequency characteristics of SIT by the Monte Carlo simulations.
文中报道了黑粒小麦76的选育经过,育种程序,特征特性和营养成分的分析比较。
The process and procedure of breeding and the genetic changes during the process of its formation, its characteristics and its nutritive composition were reported.
利用阵列天线接收信号的空时平稳特性,在最大特征值法的基础上提出一种改进的DOA估计算法。
Making use of the temporal-spatial stationary characteristic of the array antenna received signals, an improved DOA estimation algorithm based on the largest eigenvalue is proposed.
本文在模板匹配法的基础上,根据汽车牌照本身的特性,提出了特征点匹配识别的方法。
Base on the mold matching recognition we present a new method of recognizing the number plate.
导向力是反映高温超导体悬浮特性的特征量,同时也是磁悬浮系统设计中的关键参数之一。
The guidance force is a characteristic parameter reflecting guidance characteristics of a HTS, also one of the key parameters for the design of HTS maglev vehicle.
介绍了小型无籽西瓜品种蜜童的特征特性,并详细阐述了其栽培管理技术及注意事项。
The characteristics of Mitong, a small seedless water melon variety were introduced, and the cultivation and management techniques were described in detail as well as the notice proceedings.
介绍了糯玉米皖玉18特征特性,论述了其优质高产栽培技术,并阐述了其产业化技术。
The characteristics of waxy maize cultivar Wanyu 18 were introduced and its high yield and good quality cultivation techniques were discussed. And its industrialization techniques were described.
概述了粳型杂交水稻皖稻88亲本的特征特性,提出了其组合的高产制种技术。
The characters of the parents of Japonica hybrid rice combination-Wan Dan 88 were summarized, the high-yielding seed production technology of Wan Dan 88 was produced.
该算法利用含噪信号在幅频特性上的特征,通过特征基来进行信号的去噪处理。
The magnitude-frequency characteristics of the noisy signal is utilized in the algorithm and the denoising is realized by the use of characteristic bases.
这些野生种在自然界的严酷竞争和自然选择条件下形成了许多优良特征特性,特别表现在抗逆性、抗病虫害、品质等方面。
These growing wild species express the characteristics of stress tolerance, resistance to disease and pest insect, high quality under the severe competition and selection of nature.
本文分析了近年来引进国外优良新种质的优良特征特性,提出了这批新种质的利用途径和选育成功的技术措施。
In this paper, the excellent characteristics of maize germplasm introduced in recent years are generalized, and new technical ways for their utilization were suggested.
试验分析了浙江某制药厂副产品油的特性,包括外观特征、流变特性、燃烧特性等,并与轻柴油进行了性能对比;
Compared to light diesel oil, the characteristics of the by-product oil from a pharmaceutical factory of Zhejiang, including appearance, rheological property and combustion performance are studied.
针对时频图,提取能反映目标质量特性的特征量,为识别此类目标提供了新的途径。
The feature which can reflect the mass of the target is extracted from the time-frequency plane, thus a new method is provided for recognizing such targets.
在生产应用过程中,必须充分掌握不育系的特征特性,根据各个不育系的经济性状进行合理的群体结构调控,才能有效地发掘其增产潜力。
It is necessary to understand the characters of sterile lines and make them have stronger structural modulation for getting higher yields so that it is able to develop the inner potential.
同时这种特征具有较好的抗干扰特性,基于这种特征的分类器的设计简单、高效。
Moreover, these features are insensitive to noises interfering and the classifier design is very simple based on them.
有机—无机复合型耐沾污涂料是在耐沾污仿瓷涂料和耐沾污乳胶漆基础上研制的,它除了具有复合型涂料的某些特性外,其主要特征是耐沾污性能特别优异。
The organic-inorganic compound type stain resistant paint is developed on the basis of stain resistant imitation porcelain paint and stain resistant emulsion paint.
可见,伤害感受神经元与非伤害感受神经元电生理特性不同,形态特征也存有差异。
In addition to property of electrophysiological reaction, the morphological studies showed sufficiently pattern difference between nociceptive and non-nociceptive neurons as well.
竹舟5号是早籼优质高产稳产品种,本文介绍了它的主要特征特性,并提出了高产栽培技术。
Zhuzhou 5 was an early Indica rice variety with good quality, high yield and stable yield.
试验结果统计分析表明:超高产品种克丰4号较其它三个品种具有明显的生物学特征特性,单株小麦的生物产量和粒重相对较低,但单位面积上群体的生物产量和粒重分别提高16.7%和48.2%。
The results showed that the KefengNo. 4 yield was 16.7and 48.2 percent higher than that of other three varieties in yield, due to Kefeng No. 4 with resistance lodging and close planting;
该算法具有高精度,高速度等优良特性,将逐步取代特征线法。
Owing to its higher accuracy, higher simulation speed and other better features, the two step Law-Wendroff method will gradually replace the method of characteristics.
重点论述了耐密型玉米新品种辽单565的选育过程,品种特征特性及主要优、缺点等;
The article emphasized on the processes that a new high-density-tolerance maize hybrid Liaodan 565 was bred, and its characteristic, merit, defect and so on.
介绍了北豆23的选育经过,主要特征特性及栽培技术。
This paper introduced the selection process, characteristics and cultivation technique of Beidou 23.
基于鱼雷辐射噪声的物理特性和线谱特征,探讨了一种鱼雷目标特征提取方法。
Based on the physical causes and spectral characteristics of torpedo radiated noise line spectra, this paper researches on feature extraction of torpedo target .
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感谢您的反馈,我们会尽快进行适当修改!什么是水稻新品种?
水稻新品种通常是指人类在一定的生态和经济条件下,根据自身需要所选育的水稻群体,该群体具有相对稳定的遗传特性,在生物学、形态学及经济性状上表现为相对一致性,并与其他水稻群体在特征特性上有所区别,在相应地区和栽培条件下可以种植,在产量、抗性和米质等方面都能符合水稻生产需求。
水稻优良品种除具备水稻新品种的基本条件外,还应具有以下几方面条件:
产量高:高产是优良品种最基本条件,水稻产量是由单位面积有效穗数、每穗总粒数、结实...
张杂谷是河北省张家口市农业科学院谷子研究所通过光温敏 两系法培育,河北巡天农业科技有限公司(下称“巡天农业”)
独家开发的杂交谷子系列新品种。资料显示,在常年...
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答: 河南绿富食用菌培训基地,好像在食用菌行业很有名,你可以上午搜搜 ..
答: 既然叫做科学种田。那前提就是科学。
好处,就是增加产量、茁壮成长,一切往好的方面发展。尽可能的发挥该植物的优势。
答:  由于农村儿童中毒事件大多数发生在家中,因此家长对保护儿童负有重要责任,也是重要的健康教育对象。他们需要深入了解儿童的心理和行为特点如活泼、好动、好奇心强、自我...
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