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Inbred maize

WebApr 7, 2024 · Maize is one of the field crops with the highest yield in the world and one of the three major staple foods in China. The maize kernel contains internal structures such as embryo, endosperm, and cavity, among which endosperm can be divided into silty endosperm and horny endosperm according to hardness. WebThe structure of the maize kernels plays a critical role in determining maize yield and quality, and high-throughput, non-destructive microscope phenotypic characteristics acquisition …

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WebNov 20, 2009 · Abstract. Maize is an important crop species of high genetic diversity. We identified and genotyped several million sequence polymorphisms among 27 diverse maize inbred lines and discovered that the genome was characterized by highly divergent haplotypes and showed 10- to 30-fold variation in recombination rates. WebKeywords: callus, inbred lines, maize, molecular markers, regeneration, somatic embryogenesis . INTRODUCTION . The system based on somatic embryogenesis has been the method of choice for tissue culture, regeneration and transformation of maize for over twenty years. Somatic embryogenesis plays an important role in clone propagation. orchestrate planning software https://shieldsofarms.com

Yield Components and Diversity of Qualitative Characters of Fifty ...

WebIn this study, we identified an NAC transcription factor ZmNAC20, which regulates drought stress response in maize. ZmNAC20 expression was rapidly upregulated by drought and … WebInbred lines have been a rich resource for fundamental and applied investigations in maize. They constitute a sampling of the genetic diversity in Zea mays L. that has been captured … ipv6 ready phase-2

Biotechnology in the 1930s: the development of hybrid maize

Category:Frontiers Combining ability of tropical × temperate maize …

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Inbred maize

Microsatellite marker-based genetic diversity of tropical-adapted

WebJan 1, 2009 · Since the discovery that immature maize embryos could be used to initiate regenerable embryogenic callus (Green and Phillips 1975), almost all high throughput transformation systems in cereals... WebA novel maize variety designated PH4D9B and seed, plants and plant parts thereof are provided. Methods for producing a maize plant comprise crossing maize variety PH4D9B with another maize plant are provided. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into PH4D9B through backcross …

Inbred maize

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WebOct 13, 2009 · Background Heterosis describes the superior phenotypes observed in hybrids relative to their inbred parents. Maize is a model system for studying heterosis due to the high levels of yield heterosis and commercial use of hybrids. Methods The inbred lines from an association mapping panel were crossed to a common inbred line, B73, to generate … WebJan 1, 2001 · Hybrid maize was one of the first examples of genetic theory successfully applied to food production. When first introduced, it seemed almost miraculous; sturdy hybrids convinced sceptical...

WebInbred lines can capture and enhance the efficiency of heterosis breeding. Development of inbred lines in a perennial crop takes many years and requires experimental space. The use of haploids and doubled haploids as parents for F1 variety production is a potential area of interest in oil palm. Spontaneous occurrence of haploids at very, very ... WebMaize ( Zea mays L.) inbred lines were grown in nutrient solution with different levels of Al and P to study their genetic variability for Al tolerance. Plant measurements for determining inbred line responses to Al were also evaluated. The best traits to assess maize for Al tolerance were seminal and adventitious root lengths.

WebApr 22, 2024 · The gene VYL (Chr.9_ClpP5) was identified in an ethyl methane sulfonate-mutagenized population derived from the maize inbred line B73 (Xing et al., 2014a). B73vyl homozygous mutant maize plants exhibit a yellow leaf phenotype after emergence but gradually recover and become indistinguishable from wild-type plants after approximately … WebSep 16, 2024 · Maize (Zea mays, L.) productivity in sub-Saharan Africa (SSA) remains low, despite breeding efforts spanning across decades. Currently, three-way cross hybrids (TWCH) dominate SSA; however, there is the potential to increase yields by using single-cross hybrids. In this study, five new and four elite CIMMYT lines were inter-mated in a …

WebSteady-state transposon mutagenesis in inbred maize We implement a novel strategy for harnessing the power of high-copy transposons for functional analysis of the maize genome, and report behavioral features of the Mutator system in a uniform inbred background.

WebNovember 16, 2024 Inbred to well-fed: Maize breeding efforts to improve food security and safety in Africa by American Phytopathological Society A, Maize leaves B, plated on … orchestrate planningWebMaize inbreds for multiple resistance breeding against major foliar, ear and stalk rot diseases Resistance breeding is considered the most effective and eco-friendly method to … ipv6 ready认证WebFeb 3, 2024 · Maize ( Zea mays L.) is a light-loving and light-sensitive crop ( Wang et al., 2016; Xue et al., 2024 ), but due to frequent extreme weather events in recent years, maize plants have experienced continuous low-temperature and rainy weather in the booting stage. orchestrate plannerWebJun 11, 2013 · Maize inbred development through the world has been accomplished in many different ways, but some of the most common procedures consist of intermating existing elite materials or incorporating a desirable trait from a donor into an elite inbred line through backcross breeding [ 20 ]. orchestrated aggregationWebPhylogenetic analysis showed that the NRT genes of maize were classified into NRT1/PTR (NPF), NRT2 and NRT3 subfamilies, respectively. Marked divergence of the duplication … orchestrated an unpopular treaty with britainWebThe inbreds also showed a high level of genetic diversity, indicating that CIMMYT breeders have successfully incorporated considerable genetic diversity into CIMMYT maize germplasm. Only lines closely related by pedigree clustered together. orchestrated antonymWebWhen two maize inbred lines are crossed with each other, an interesting effect occurs: The hybrid offspring have a significantly higher yield than either of the two parent plants. … ipv6 questions and answers pdf