Rice is becoming a model plant in monocotyledons and a model cereal crop. For better understanding of the rice plant, it is essential to elucidate the developmental programs of the life cycle. To date, several attempts have been made in rice to categorize the developmental processes of some organs into substages. These studies are based exclusively on the morphological and anatomical viewpoints. Recent advancement in genetics and molecular biology has given us new aspects of developmental processes. In this review, we first describe the phasic development of the rice plant, and then describe in detail the developmental courses of major organs, leaf, root and spikelet, and specific organs/tissues. Also, for the facility of future studies, we propose a staging system for each organ.
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http://dx.doi.org/10.1093/pcp/pci501 | DOI Listing |
PLoS One
January 2025
Department of Biology, College of Science and Humanities in Al-Kharj, Prince Sattam bin Abdulaziz University, Al-kharj, Saudi Arabia.
The Tapetum Determinant 1 (TPD1) family proteins are known to play a crucial role in the regulation of reproduction in plants, including Cenchrus americanus (pearl millet). However, members of TPD1 family proteins have not been fully identified. The current study aims to identify and characterize the TPD1 family proteins in Cenchrus americanus (L.
View Article and Find Full Text PDFmBio
January 2025
Department of Biological Sciences, College of Natural & Applied Sciences, University of Alberta, Edmonton, Alberta, Canada.
Bacteriophages (phages) are being investigated as potential biocontrol agents for the suppression of bacterial diseases in cultivated crops. Jumbo bacteriophages, which possess genomic DNA larger than 200 kbp, generally have a broader host range than other phages and therefore would be useful as biocontrol agents against a wide range of bacterial strains. Thus, the characterization of novel jumbo phages specific for agricultural pathogens would be of importance for the development of phage biocontrol strategies.
View Article and Find Full Text PDFPhysiol Plant
January 2025
College of Life Sciences, Nanjing Agricultural University, Nanjing, China.
Phosphorus (P) deficiency is a critical factor limiting crop productivity, primarily due to its detrimental effects on photosynthesis and dry matter accumulation. In this study, we investigate the role of the rice gene OsPHT2;1 in mediating chloroplast P homeostasis and its subsequent impact on photosynthetic function under low P conditions. Stomatal conductance is typically positively correlated with net photosynthetic rates; however, P deficiency disrupts this relationship, leading to reduced stomatal opening and diminished photosynthetic efficiency.
View Article and Find Full Text PDFPlant Cell Environ
January 2025
Ningbo Key Laboratory of Agricultural Germplasm Resources Mining and Environmental Regulation, College of Science and Technology, Ningbo University, Ningbo, China.
Beyond structural support, plant root systems play crucial roles in the absorption of water and nutrients, fertiliser efficiency and crop yield. However, the molecular mechanism regulating root architecture in rice remains largely unknown. In this study, a short-root rice mutant was identified and named Oscyp22.
View Article and Find Full Text PDFAnim Sci J
January 2025
Japan Grassland Agriculture and Forage Seed Association, Tokyo, Japan.
This study evaluated carcass weight and physicochemical properties of loin and leg meat parts of Saanen castrated goats (n = 4) reared by grazing for 5 months in an abandoned rice field with concentrate supplements, comparing with meat of goats (n = 4) reared by confined feeding with grass silage and concentrate. Carcass and meat part weights of goats in the grazing group were lower (p < 0.01) than confined group.
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