نتایج جستجو برای: spike length without awn 21

تعداد نتایج: 1310142  

Journal: :The Plant cell 2015
Lei Hua Diane R Wang Lubin Tan Yongcai Fu Fengxia Liu Langtao Xiao Zuofeng Zhu Qiang Fu Xianyou Sun Ping Gu Hongwei Cai Susan R McCouch Chuanqing Sun

Common wild rice (Oryza rufipogon), the wild relative of Asian cultivated rice (Oryza sativa), flaunts long, barbed awns, which are necessary for efficient propagation and dissemination of seeds. By contrast, O. sativa cultivars have been selected to be awnless or to harbor short, barbless awns, which facilitate seed processing and storage. The transition from long, barbed awns to short, barble...

2000
C. Pellegrini

The total radiation pulse consists of NS spikes, and the total pulse length is LP=NSLc. In a normal configuration all the spikes have the same line-width and the same central frequency. Chirping the pulse, i.e. changing the frequency of each spike by a quantity proportional to the spike longitudinal position inside the pulse, allow us to compress the pulse using a pair of diffraction gratings. ...

2012
Xianshan Wu Xiaoping Chang Ruilian Jing

BACKGROUND Grain yield is a key economic driver of successful wheat production. Due to its complex nature, little is known regarding its genetic control. The goal of this study was to identify important quantitative trait loci (QTL) directly and indirectly affecting grain yield using doubled haploid lines derived from a cross between Hanxuan 10 and Lumai 14. METHODOLOGY/PRINCIPAL FINDINGS Ten...

Journal: :iranian journal of science and technology (sciences) 2004
a. arzani

there is little information available on morphological and agronomic traits, as well aschemical compositions of iranian mint landraces. this study was conducted to investigate themorphological, agronomic and oil content characteristics of iranian mint landraces using twelvelandraces, three of which belong to mentha longifolia, and the remaining, mentha spicata l, originatedfrom central regions ...

Adel Siosemardeh, Mohammad Javad Zarea Taiebeh Jafarian,

In this experiment the effect of inoculation with Azospirillum on the flag leaf and spike rachis anatomical features and also on grain yield and grain weight was investigated for the first time in bread and durum wheats during 2015-2016 growing season under semi-arid condition. The crop yield increased due to the inoculation with Azospirillum with a maximum yield increase of about 8.0 per cent ...

Journal: :Eurasian journal of applied biotechnology 2022

Barley (Hordeum vulgare L.) is an important cereal crop traditionally used in animal feed, malting, and food production. In Kazakhstan, barley the second most cultivated grain. However, despite long history of cultivation traditional breeding methods prevail here. The introduction marker-assisted selection (MAS) process may improve adaptation productivity local cultivars, as well help developme...

Journal: :The plant genome 2017
Yaopeng Zhou Benjamin Conway Daniela Miller David Marshall Aaron Cooper Paul Murphy Shiaoman Chao Gina Brown-Guedira José Costa

Wheat ( L.) spike characteristics determine the number of grains produced on each spike and constitute key components of grain yield. Understanding of the genetic basis of spike characteristics in wheat, however, is limited. In this study, genotyping-by-sequencing (GBS) and the iSelect 9K assay were used on a doubled-haploid (DH) soft red winter wheat population that showed a wide range of phen...

خدادادی, مصطفی, دهقانی, حمید, فتوکیان, محمد حسین ,

Grain yield has a usually the low heritability, consequently to predict this trait it is recommended to use some morphological characters having a high heritability with high correlation with grain yield. To study of relationships between traits and to find out traits having the high influence on grain weight, 36 winter wheat cultivars were planted through a randomized complete block design wit...

2010
John Sum Kevin Ho

Injecting weight noise during training has been proposed for almost two decades as a simple technique to improve fault tolerance and generalization of a multilayer perceptron (MLP). However, little has been done regarding their convergence behaviors. Therefore, we presents in this paper the convergence proofs of two of these algorithms for MLPs. One is based on combining injecting multiplicativ...

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