Results 61 to 70 of about 1,057 (180)

Genetic Diversity and Inter-Trait Relationships among Maize Inbreds Containing Genes from Zea diploperennis and Hybrid Performance under Contrasting Environments

open access: yesAgronomy, 2020
Accurate estimation of genetic variability present in tropical maize inbreds with varying reactions to Strigahermonthica infestation is essential for efficient and sustainable utilization to ensure increased genetic gain in a breeding program. Thirty-six
Ijeoma Chinyere Akaogu   +9 more
doaj   +1 more source

The Conservation of Global Crop Genetic Resources in the Face of Climate Change [PDF]

open access: yes, 2007
Outlines discussions from a September 2007 conference on the impact of climate change on crop distributions, agricultural productivity, and the need for and constraints on managing crop genetic resources.

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Hybrid Decay: A Transgenerational Epigenetic Decline in Vigor and Viability Triggered in Backcross Populations of Teosinte with Maize. [PDF]

open access: yes, 2019
In the course of generating populations of maize with teosinte chromosomal introgressions, an unusual sickly plant phenotype was noted in individuals from crosses with two teosinte accessions collected near Valle de Bravo, Mexico.
Albert, Patrice S   +15 more
core   +1 more source

Difusión del Corn Stunt Spiroplasma del maíz (Spiroplasma kunkelii) y del vector (Dalbulus maidis) en la República Argentina [PDF]

open access: yes, 2002
Among the most important diseases that affect the corn crops (Zea mays L.) is “Corn Stunt Spiroplasm” (CSS). It is caused by Spiroplasm kunkelii and transmitted by a cicadelid Dalbulus maidis (De Long & Wolcott, 1923), the only vector known up to the
Borgogno, C.   +7 more
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Biodiversité et viabilité de l'agriculture paysanne dans la Réserve de Biosphère Sierra de Manantlán, Mexique

open access: yesRevue d'ethnoécologie, 2016
Biodiversity is a fundamental property of life and an essential component of ecosystem processes that regulate environmental conditions, provide the natural resources that sustain human societies and, particularly, agricultural food production.
Enrique J. Jardel Peláez   +3 more
doaj   +1 more source

Improving C4 photosynthetic chilling tolerance in bioenergy crops: the search for elite breeding materials [PDF]

open access: yes, 2015
Increasing global energy demands and geopolitical instability among the world’s major fossil fuel-producing countries have created an increased interest in alternative energy sources, particularly for liquid transportation fuels.
Spitz, Idan
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Nutritional evaluation of silage from Teosinte (Zea luxurians)with added wheat bran [PDF]

open access: yes, 2015
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Agrárias. Curso de Agronomia.Objetivou-se avaliar o valor nutritivo de silagens de teosinto (Zea luxurians) com a adição de diferentes níveis de farelo de trigo, determinando a ...
Daniel, Paula Delfino
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Traits associated with chilling temperatures in maize. [PDF]

open access: yes, 1981
Plant and Soil SciencesDoctor of Philosophy (Ph.D.
Willing, Richard Paul
core   +3 more sources

Efecto de la densidad de plantas y distancia entre surcos sobre el rendimiento de materia seca de maíces forrajeros en Santa Rosa, La Pampa

open access: yesSemiárida, 2020
Se evalúa la producción de la materia seca de planta completa y sus componentes en una población forrajera experimental originada de la cruza entre Zea mays L. x Zea diploperennis I.
D. O. Funaro, H. A. Paccapelo
doaj  

一种四倍体鲤科鱼Sox基因的克隆和序列分析 [PDF]

open access: yes, 2008
为了研究重要功能基因在多倍体基因组中的演化情况,通过分子克隆的方法从四倍体大鳞结鱼(Tordouronensis)中获得13条Sox基因序列,分别为SoxB,SoxC和SoxE组成员.对大鳞结鱼Sox基因系统进化分析的结果支持鱼类特异的基因组重复的假说,同时表明,基因Sox19可能为真骨鱼特有的Sox基因家族成员.序列分析显示,与其他物种相比大鳞结鱼中Sox基因的碱基替代,绝大多数为同义替代.结果表明,所得到的Sox基因序列均受到净化选择,同时由多倍化所造成的重复基因对Sox4a ...
何舜平   +3 more
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