Results 11 to 20 of about 51,626 (310)

Resequencing of 1,143 indica rice accessions reveals important genetic variations and different heterosis patterns

open access: yesNature Communications, 2020
Hybrid rice cultivars are widely planted around the world. Here, the authors resequence 1,143 indica accessions, focusing on the parents of superior hybrid rice lines in China, and reveal genetic loci that are associated with heterosis via measuring ...
Qiming Lv   +31 more
doaj   +1 more source

Effects of Salinity Stress at Reproductive Growth Stage on Rice (Oryza sativa L.) Composition, Starch Structure, and Physicochemical Properties

open access: yesFrontiers in Nutrition, 2022
This study aimed to investigate the changes in polished rice composition, starch structure, and physicochemical properties from three rice cultivars treated with medium and high salinity stress at the reproductive growth stage.
Dongping Yao   +10 more
doaj   +1 more source

Architectural and Physiological Features to Gain High Yield in an Elite Rice Line YLY1

open access: yesRice, 2020
Identification of traits strongly associated with high yield can help future gene engineering towards improvements of productivity. Here we systematically determine the major architectural and physiological features associated with high yield in two ...
Shuoqi Chang   +7 more
doaj   +1 more source

Effects of Cd uptake, translocation and redistribution in different hybrid rice varieties on grain Cd concentration

open access: yesEcotoxicology and Environmental Safety, 2022
In order to identify the key transport process that determines the Cd concentration in brown rice, this study used 21 hybrid rice varieties as experimental materials and conducted field experiments in Qiyang (cadmium-contaminated site) and Yongding (low ...
Qiuhong Luo   +9 more
doaj   +1 more source

Fine mapping of GS2, a dominant gene for big grain rice

open access: yesCrop Journal, 2013
Grain shape as a major determinant of rice yield and quality is widely believed to be controlled by quantitative trait loci (QTL). We have identified a novel gene “GS2” to largely regulate grain length and width in rice.
Wuhan Zhang   +5 more
doaj   +1 more source

Spike-Stalk Injection Method Causes Extensive Phenotypic and Genotypic Variations for Rice Germplasm

open access: yesFrontiers in Plant Science, 2020
Genetic diversities or favorable genes within distantly related species are the important resources for crop genetic improvement and germplasm innovation.
Yuanyi Hu   +16 more
doaj   +1 more source

Overexpression of OsLCT2, a Low-Affinity Cation Transporter Gene, Reduces Cadmium Accumulation in Shoots and Grains of Rice

open access: yesRice, 2021
Cadmium (Cd)-contaminated rice is a serious issue affecting food safety. Understanding the molecular regulatory mechanisms of Cd accumulation in rice grains is crucial to minimizing Cd concentrations in grains.
Li Tang   +10 more
doaj   +1 more source

Transcriptome and methylome interactions in rice hybrids [PDF]

open access: yesProceedings of the National Academy of Sciences, 2012
DNA methylation is a heritable epigenetic mark that controls gene expression, is responsive to environmental stresses, and, in plants, may also play a role in heterosis. To determine the degree to which DNA methylation is inherited in rice, and how it both influences and is affected by transcription, we performed genome-wide ...
Ramakrishna K, Chodavarapu   +9 more
openaire   +2 more sources

OsLAP6/OsPKS1, an orthologue of Arabidopsis PKSA/LAP6, is critical for proper pollen exine formation

open access: yesRice, 2017
Background Male fertility is crucial for rice yield, and the improvement of rice yield requires hybrid production that depends on male sterile lines.
Ting Zou   +16 more
doaj   +1 more source

EFFECT OF VARIETY AND ZINC FERTILIZATION ON GROWTH AND YIELD OF HYBRID RICE [PDF]

open access: yes, 2021
A Thesis Submitted to the Faculty of Agriculture, Sher-e-Bangla Agricultural University, Dhaka, in partial fulfillment of the requirements for the degree of MASTER OF SCIENCE (M.S.) IN AGRICULTURAL BOTANYThe field experiment was ...
HASAN, MD. RAKIB
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