Grain yield variation

Author: fkju

August undefined, 2024

WebApr 1, 2009 · Grain yield is controlled by quantitative trait loci (QTLs) derived from natural variations in many crop plants. Here we report the molecular characterization of a major rice grain yield QTL that acts through the determination of panicle architecture. The dominant allele at the DEP1 locus is a gain-of-function mutation causing truncation of a ... WebFeb 16, 2024 · A natural variation in the hexaploid wheat HSP90.2-B promoter increased its transcription activity, enhanced photosynthesis rate and improved KW and yield. Our …

Within-field variation in grain yield, yield components and …

WebApr 10, 2024 · Time-series variations of the highest value in the coefficient of determination, R 2, for prediction of (a) measured yield (Y), (b) estimated yield (Y′), (c) number of panicles per unit area (D), (d) number of grains per panicle (N), (e) percentage of ripened grains (R), and (f) 1000-grain weight (W) with respect to the number of days … nottinghamshire evening post archives

Principal variable selection to explain grain yield variation …

WebMar 9, 2024 · The objectives of this study were to determine how modern cultivars of spring wheat (Triticum aestivum L. var. vulgare) and different soil conditions at locations in Poland affected grain yield (GY) of 15 cultivars and multiplicative yield components.The different ways in which the components contributed to GY variation created by environmental … WebJan 1, 2024 · Minimum grain P concentrations associated with grain yields of 150, 300, and 500 g m−2 varied between 1.2 and 1.7, 1.3 and 1.8, and 1.7 and 2.2 mg g−1 among … WebOct 4, 2024 · Average grain yields across all four experiments and all six crop combinations were 22.3% greater in intercropped systems than in monocultures of the same crops (Fig. 1a,b and Table 1 ), and... how to show investment proof

A transcriptional regulator that boosts grain yields …

Spatio-temporal analysis of yield and weather data for ... - Springer

WebNov 2, 2024 · The objective of the current study was to assess genotypic variation in nitrogen use efficiency (NUE) and related parameters of spring wheat (Triticum aestivum L.) as well as the relative grain yield performance under sandy soil conditions. A sub-set of 16 spring wheat genotypes was studied over 2 years at five N levels (0, 70, 140, 210 and … WebMay 31, 2007 · Yield formation and aerial infrared colour images. Grain yield (g/m 2) varied predictably within the fields as the sample collection criterion was to select patches of varying yield potential.The lowest grain yield recorded was 126 g/m 2 and the highest 721 g/m 2 (). Figure 1 shows aerial infrared colour images of two fields (5 and 6) that clearly … how to show ip addressWebJun 18, 2024 · Objectives of this study were to (1) quantify the variation in leaf anatomical, physiological and yield traits among the minor millets and (2) to assess whether photosynthesis associated traits had a relationship with grain yield in minor millet. The result indicated that finger millet, little millet, barnyard millet, proso millet, foxtail ... how to show invoices paid in quickbooks

"WebDec 1, 2024 · With local farmer's practices, about 3.5–40.9%, 19.6–58.3% and 0.1–8.2% of the yield variations were associated with agricultural management practices, climate … " - Grain yield variation

Grain yield variation

Variations in phenological, physiological, plant architectural and ...

WebNov 27, 2024 · Introduction. Maize provides 42% of the world-wide food calories consumed by humans, and in doing so it has exceeded the consumption of rice to become the world’s most important cereal crop (Hawkins et al., 2013).By 2050, a 50% increase in cereal grain production will be required to meet the needs of the estimated human population of c. 9.7 … WebJul 24, 2024 · This means that when you multiply this with an average kernel weight you can have a more accurate estimate of grain yield. The formulas for wheat, barley, and oats …

Did you know?

WebThe importance of dominance and genotype-by-environment interactions on grain yield variation in a large-scale public cooperative maize experiment Anna R Rogers, Anna R … WebDec 29, 2024 · Rice (Oryza sativa L.) is one of the major crops in the world and significant increase in grain yield is constant demand for breeders to meet the needs of a rapidly growing population.The size of grains is one of major components determining rice yield and a vital trait for domestication and breeding. To increase the grain size in rice, …

WebWinter rye is the most winter hardy and drought tolerant of all small grains. It continues to grow until late fall, overwinters, and then resumes growth in the spring, making it a … WebJun 16, 2015 · PC2, on the other hand, also accounted for 21.3 % of the total variation among the test genotypes, whereby grain yield, shoot biomass, and harvest index traits were contributing majorly. PC 3 , on the other hand, has contributed for 12.3 % of the total variation of the genotypes mainly resulting from variation in days to grain filling, days to ...

WebMay 15, 2024 · Grain yield and yield components of four rice varieties grown in three seasons in Chiang Mai, Thailand. Significant difference within column (by LSD 0.05) … WebMay 22, 2024 · Estimation of genetic variability, heritability, and genetic advance in advanced lines for grain yield and yield components of sorghum [Sorghum bicolor (L.) …

WebMar 19, 2024 · The YL variation had the highest impact on grain number per square meter and grain yield and, followed by Y and Y × YL, YL had a greater impact on spike number and 1000-grain weight than Y. Significant differences in the mean grain yield were observed among three yield levels.

WebJun 16, 2015 · The estimated values for GCV ranged from 2.7 % for days to grain filling to 20.3 % for grain yield per hectare, while the PCV estimates ranged from 4.3 % for days … nottinghamshire extra care housingWebThe aus rice variety group originated in stress-prone regions and is a promising source for the development of new stress-tolerant rice cultivars. In this study, an aus panel (~220 … nottinghamshire evccWebApr 28, 2024 · Globally, an improvement in the yield potential of rice (Oryza sativa L.) has been reached when nutrient and water supplies are at or above optimum (Peng and … how to show ip address on desktopWebJan 31, 2024 · Water and thermal resources are changing significantly because of climate change, further affecting important crops, such as grains, worldwide. Previous studies on climate change trends and their impacts on grain yield were mainly conducted on a single time scale, with few studies conducted on multiple time scales. Therefore, here, climate … nottinghamshire falls teamWebJun 4, 2024 · A significant variation in grain yield was observed for both the inbred and hybrid cultivars across six planting years, and the coefficient of variation for grain yield was 7.3-10.5%. The night temperature (average daily minimum temperature, T min) contributed to the yield variability in both nottinghamshire ethnicityWebMay 21, 2024 · With this purpose, the biomass production, grain yield-related traits, the grain concentration of starch, total protein, phenolic compounds, and mineral nutrients, … nottinghamshire eventsWebAround 50% of the increase in grain yield has been attributed to genetic improvement. Genome-wide association (GWA) based on large-scale sequencing provides a powerful … how to show ip route in fortigate