Grain yield variation

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WebJul 26, 2016 · Nitrogen (N) is a major nutrient needed to attain optimal grain yield (GY) in all environments. Nitrogen fertilisers represent a significant production cost, in both monetary and environmental terms. Developing genotypes capable of taking up N early during development while limiting biomass production after establishment and showing high N … 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 ...

Seasonal variation in grain yield and quality in different rice ...

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 … 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 study illustrated an HSP90.2-Actin complex sorting client preproteins towards chloroplasts to promote CO 2 assimilation and crop production. greek revival farmhouse exterior

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

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 … WebApart from a higher proportion of non-additive variation for yield, the analysis of four diverse wheat varieties indicated that the presence and direction of dominance, as well … 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 … flower delivery express rebate

Seasonal variation in grain yield and quality in different rice ...

Grain yield, quality, and spectral characteristics of wheat ... - ACSESS

WebOct 4, 2024 · The analysis of variance (Table 6) has shown that IR was a primary source of variation in yield, grain protein, and yield components. This outcome is not surprising since water availability has a major impact on wheat grain production in semi-arid growing environments. Plant height was comparable for all IR levels and N rates. 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 … greek revival architecture time periodWebJan 24, 2024 · The results showed highly significant variation among the genotypes for grain yield, biomass, harvest index, and phenological traits under both experiments. The best linear unbiased predictor (BLUP)-adjusted grain yield performance of the genotypes ranged from 4.2 to 8.8 g/plant in the intensive management and 1.8 to 4.3 g/plant in the … greek revival architecture interior

"WebMar 29, 2024 · Combined analysis of variance indicated that genotypic main effect (G), environmental main effect (E), and genotype by environment interaction (GEI) were highly significant (P < 0.0001) for grain yield. The E accounted for 42% of the total variation for both hybrids and populations, and they were more similar within the growing season than ... " - Grain yield variation

Grain yield variation

Aus rice root architecture variation contributing to grain yield …

WebThe grain yield per plot was increased by 10.3 to 12.7% in 2024 and 30.1 to 41.6% in 2024 in Hangzhou (fig. S14G and Fig. 5H), ... Genetic variation and haplotype association analyses were performed by variant cell … 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.

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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 … 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 …

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 … WebGrain yield was correlated with linear grain growth under well-watered (r =0.96) and droughted (r =0.83) conditions. The genotypic variation observed indicates that breeding for a higher rate of linear grain growth and greater contribution of stem reserves to grain yield should be possible in wheat to stabilize grain yield in stressful ...

WebThe 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 … WebMay 21, 2024 · With this purpose, the biomass production, grain yield-related traits, the grain concentration of starch, total protein, phenolic compounds, and mineral nutrients, …

WebAs per hybrid maturity there is 5 to 10 days variation of this stage, this stage is very critical for moisture if there is gap in maintaining moisture during this stage, pollination is highly affected under high heat/temperature condition which leads poor grain setting and huge yield loss. at this stage need to maintain moisture and provide ...

WebGrain filling in rice, a staple cereal crop worldwide, is a critical determinant of grain yield and quality. However, there is little available information on the relationship between … greek revival architecture new orleansWebNational Center for Biotechnology Information flower delivery fairfield njWebJun 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 … flower delivery fair oaks caWebApr 14, 2024 · This paper explores the effects of water and nitrogen management on drip irrigated rice root morphology, nitrogen metabolism and yield, clarifies the relationship … flower delivery fairfield californiaWebDec 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, … flower delivery express nashville tnWebApr 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 ... flower delivery falcon coWebMar 5, 2024 · We found great spatial variations in grain yield, yield response and relative yield between and within regions. The CVs of yield response to N, P, and K fertilizer application reached 39.2%, 57.0% ... greek revival farmhouses