963 results match your criteria: "Institute of Plant Breeding[Affiliation]"

Simplifying Wheat Quality Assessment: Using Near-Infrared Spectroscopy and Analysis of Variance Simultaneous Component Analysis to Study Regional and Annual Effects.

ACS Meas Sci Au

December 2024

Department of Agrobiotechnology, IFA-Tulln, Institute of Bioanalytics and Agro-Metabolomics, BOKU University, Konrad-Lorenz-Str. 20, 3430 Tulln an der Donau, Austria.

Assessing the quality of wheat, one of humanity's most important crops, in a straightforward manner, is essential. In this study, analysis of variance (ANOVA) simultaneous component analysis (ASCA) paired with near-infrared spectroscopy (NIRS) was used as an easy-to-implement and environmentally friendly tool for this purpose. The capabilities of combining NIRS with ASCA were demonstrated by studying the effects of sampling site and year on the quality of 180 Austrian wheat samples across four sites over 3 years.

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The purpose of the present study was to compare the polyphenolic compounds extracted from five species grown in Greece; , , , , and using the Microwave-Assisted Extraction (MAE) process. To maximize the extraction yield (EY), total phenolic compounds (TPC), hypolaetin (HYP) and isoscutellarein (ISC), derivative contents (target phenolics), the response surface methodology was used for . A Box-Behnken design was undertaken to study the effect of ethanol concentration (30-100%), extraction temperature (40-100 °C), and extraction time (5-25 min) on the responses.

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A sensitive batch detection of using SYBR Green real-time PCR.

Virusdisease

December 2024

Institute of Plant Breeding, College of Agriculture and Food Science, University of the Philippines Los Baños, College, Laguna 4031 USA.

(BBTV) is the most destructive viral disease of banana crop in the Philippines. The disease causes heavy damage to important local varieties, 'Lakatan' and 'Cavendish'. Infected planting materials can cause long-term disease transmission causing geographical location to dictate genetic variation among viral strains.

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A chromosome-level genome assembly of the Peruvian Algarrobo (Neltuma pallida) provides insights on its adaptation to its unique ecological niche.

G3 (Bethesda)

December 2024

Laboratory of Genomics and Bioinformatics for Biodiversity, Faculty of Biological Sciences, Universidad Nacional Mayor de San Marcos, 15081, Lima, Peru.

The dry forests of northern Peru are dominated by the legumous tree Neltuma pallida which is adapted to hot arid and semiarid conditions in the tropics. Despite having been successfully introduced in multiple other areas around the world, N. pallida is currently threatened in its native area, where it is invaluable for the dry forest ecosystem and human subsistence.

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Alternative hosts of banana bunchy top virus in the Philippines and the first evidence of seed transmission of BBTV.

Front Plant Sci

November 2024

Plant Pathology Laboratory, Institute of Plant Breeding, College of Agriculture and Food Science, University of the Philippines Los Baños, Los Baños, Laguna, Philippines.

Banana bunchy top disease is caused by (BBTV). BBTV is transmitted locally by aphids ( spp.), but the long-distance spread is through the movement of infected planting materials.

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CRISPR/Cas9 is the most popular genome editing platform for investigating gene function or improving traits in plants. The specificity of gene editing has yet to be evaluated at a genome-wide scale in seed-propagated (L.) Crantz (camelina) or clonally propagated L.

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SpudDB: A database for accessing potato genomic data.

Genetics

December 2024

Department of Crop & Soil Sciences, University of Georgia, Athens, GA, 30602, USA.

Potato is a key food crop with a complex, polyploid genome. Advancements in sequencing technologies coupled with improvements in genome assembly algorithms have enabled generation of phased, chromosome-scale genome assemblies for cultivated tetraploid potato. The SpudDB database houses potato genome sequence and annotation, with the doubled monoploid DM 1-3 516 R44 (hereafter DM) genome serving as the reference genome and haplotype.

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Multivariate analysis for agronomic, physiological, macro, and micronutrient traits of exotic vegetable amaranth genotypes.

BMC Plant Biol

November 2024

Plant Production Department, College of Food and Agricultural Sciences, King Saud University, P.O. Box. 2460, Riyadh, 11451, Saudi Arabia.

Article Synopsis
  • * Principal component analysis revealed that the first five principal components accounted for 84.59% of the diversity in these genotypes, with significant traits including moisture, carbohydrates, and various nutrients.
  • * Hierarchical clustering categorized the genotypes into five distinct groups, indicating that the traits have potential implications for future breeding programs aimed at improving exotic vegetable amaranth.
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Climate change effects, including temperature extremes and water stress, cause abiotic stress in plants. These changes directly affect flowering and the flower reward system for pollinators, influencing plant-pollinator interactions and ultimately seed production in flowering plants. Here, we tested the effects of water deprivation on the behavior of various pollinator species, plant-pollinator interactions, and the seed yield of sunflower, L.

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Article Synopsis
  • - The study focuses on the role of wild greens (WGs) in the Mediterranean diet, specifically examining local ecological knowledge related to their gathering and consumption in the Lasithi Plateau of eastern Crete, where unique human genetic patterns hint at the Minoan civilization's historical presence.
  • - Through interviews with 31 participants, researchers documented 59 species of wild greens and their culinary uses, emphasizing the cultural significance of these plants and their prevalence of bitter flavors, which make up nearly 46% of the WGs in the region.
  • - The findings reveal a connection between the local diet and ancient practices, illustrating how local ecologies, biodiversity, and traditional knowledge shape Mediterranean culinary traditions and the long-standing importance of wild greens.
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Soybean genomics research community strategic plan: A vision for 2024-2028.

Plant Genome

December 2024

USDA-ARS Corn Insects and Crop Genetics Research Unit, Ames, Iowa, USA.

This strategic plan summarizes the major accomplishments achieved in the last quinquennial by the soybean [Glycine max (L.) Merr.] genetics and genomics research community and outlines key priorities for the next 5 years (2024-2028).

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Article Synopsis
  • - Pecan scab, caused by Venturia effusa, severely impacts pecan crops in the southeastern U.S., with resistance influenced by host genetics interacting with different disease forms.
  • - A transcriptome analysis of the 'Desirable' pecan cultivar revealed distinct gene expression patterns when exposed to both pathogenic and non-pathogenic scab isolates, particularly highlighting early defense mechanisms.
  • - The study identified key gene modules linked to defense responses, suggesting that the early activation of signal transduction and barrier formation are critical for resistance against the fungus, laying the groundwork for future resistance gene research.
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Enhancing predictive modeling accuracy in wheat (Triticum aestivum) breeding through the integration of high-throughput phenotyping (HTP) data with genomic information is crucial for maximizing genetic gain. In this study, spanning four locations in the southeastern United States over 3 years, models to predict grain yield (GY) were investigated through different cross-validation approaches. The results demonstrate the superiority of multivariate comprehensive models that incorporate both genomic and HTP data, particularly in accurately predicting GY across diverse locations and years.

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The rice genome annotation project: an updated database for mining the rice genome.

Nucleic Acids Res

November 2024

Department of Crop & Soil Sciences, University of Georgia, Athens, GA 30602, USA.

Rice (Oryza sativa L.) is a major cereal crop that provides calories across the world. With a small genome, rice has been used extensively as a model for genetic and genomic studies in the Poaceae.

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Isolated Mediterranean foraging: wild greens in the matrifocal community of Olympos, Karpathos Island, Greece.

J Ethnobiol Ethnomed

November 2024

Department of Environmental Sciences, Informatics, and Statistics, Ca' Foscari University of Venice, Via Torino 155, 30174, Venice, Italy.

Background: Studies on the in-depth documentation of wild greens use in the Mediterranean Diet (MD) are vital to understanding patterns of cross-geographical change in wild food ingredients in the Mediterranean context, their appreciated taste, and possible evolution. Our present study aims to document the leafy, wild-sourced plant portion of the MD in the unique and isolated matrifocal community of Olympos, North Karpathos Isle, Greece.

Methods: An ethnobotanical field study focussing on traditionally wild-sourced edible greens (chórta) was conducted during the spring of 2023 via 42 semi-structured interviews with local people.

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Nowadays, eco-friendly extraction techniques are often used to develop natural plant extracts for commercial use. In the current investigation, Greek oregano () phenolic extracts from different cultivated accessions were recovered employing ultrasonic-assisted extraction (UAE), microwave-assisted extraction (MAE), and accelerated solvent extraction (ASE). The phytochemical profile of the oregano extracts, as determined by spectrophotometric and chromatographic techniques, as well as antioxidant activity (ABTS, DPPH, and FRAP assays), was used to compare the three extraction approaches.

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Screening a transposon-mutagenized soybean population led to the discovery of a recessively inherited chlorotic phenotype. This "y24" phenotype results in smaller stature, weaker stems, and a smaller root system. Genome sequencing identified 15 candidate genes with mutations likely to result in a loss of function.

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A major role of class III HD-ZIPs in promoting sugar beet cyst nematode parasitism in Arabidopsis.

PLoS Pathog

November 2024

Department of Plant Pathology and Institute of Plant Breeding, Genetics, and Genomics, University of Georgia, Georgia, United States of America.

Cyst nematodes use a stylet to secrete CLE-like peptide effector mimics into selected root cells of their host plants to hijack endogenous plant CLE signaling pathways for feeding site (syncytium) formation. Here, we identified ATHB8, encoding a HD-ZIP III family transcription factor, as a downstream component of the CLE signaling pathway in syncytium formation. ATHB8 is expressed in the early stages of syncytium initiation, and then transitions to neighboring cells of the syncytium as it expands; an expression pattern coincident with auxin response at the infection site.

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Description Of Aims And Systems Used: Olive (Olea europea L.) is one of the most economically important tree crops worldwide, especially for the countries in the Mediterranean basin. Given the economic and nutritional importance of the crop for olive oil and drupe production, we generated transcriptional atlases for the Greek olive cultivars "Chondrolia Chalkidikis" and "Koroneiki" which have contrasting characteristics in terms of fruit development, oil production properties, and use.

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In plants, the biosynthetic pathways of some specialized metabolites are partitioned into specialized or rare cell types, as exemplified by the monoterpenoid indole alkaloid (MIA) pathway of Catharanthus roseus (Madagascar Periwinkle), the source of the anticancer compounds vinblastine and vincristine. In the leaf, the C. roseus MIA biosynthetic pathway is partitioned into three cell types with the final known steps of the pathway expressed in the rare cell type termed idioblast.

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Switchgrass (Panicum virgatum L.) is a North American grass species with biofuel potential. Claviceps spp.

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Rhizoctonia large patch ( AG2-2 LP) significantly reduces turfgrass quality, aesthetics, and playability. Synthetic fungicides are commonly used for managing this disease, but they present high costs, potential for fungicide resistance, and environmental concerns. We conducted in vitro assays to test the effectiveness of three biofungicides, seven synthetic fungicides, and ten combinations against .

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Article Synopsis
  • The study focuses on the relationship between root architecture and the Gibberellic acid-sensitive (GA-sensitive) Rht genes in wheat, particularly their role in improving drought tolerance and plant growth.
  • Out of 200 wheat genotypes analyzed under normal and osmotic stress conditions, significant differences were found in the number of seminal roots and overall root/shoot growth, indicating that genotypes with GA-sensitive Rht13 gene performed better than those with GA-insensitive Rht1 gene.
  • Specifically, certain genotypes showed enhanced root systems (up to 5 seminal roots) and improved growth metrics under stress, suggesting that the presence of GA-sensitive Rht genes is beneficial for nutrient uptake from deeper soil layers.
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Phosphorus is an essential nutrient for all crops. Thus, a better understanding of the genetic control of phosphorus-use-efficiency reflected in physiological, developmental, and morphological traits and its environmental plasticity is required to establish the basis for maintaining or enhancing yield while making agriculture more sustainable. In this study, we utilized a diverse panel of maize (Zea mays L.

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White clover ( L.) is an important forage and aesthetic plant species, but it is susceptible to drought and heat stress. The phytohormone auxin regulates several aspects of plant development and alleviates the effects of drought stress in plants, including white clover, by involving auxin/indole acetic acid (Aux/IAA) family genes.

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