Grain yield variation

Author: gstk

August undefined, 2024

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 ... 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 …

Identification of a novel QTL and candidate gene associated with grain …

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 ... 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 … curse of bodie

Night Temperature Determines the Interannual Yield Variation …

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 ... 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 … WebApr 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 … curse of bluebeard big fish walkthrough

Agronomy Free Full-Text Grain Yield Formation and Nitrogen ...

Grain Yield - an overview ScienceDirect Topics

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 · 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 … curse of bobby layneWebJan 26, 2024 · P-values and significance of year-to-year variation in maize grain yield and mineral content between the 2024–19 and 2024–20 conservation agriculture trials. Given that maize plant is sensitive to drought stress, variation in climatic conditions, especially rainfall, during the two trial seasons may explain the observed difference. ... curse of bodie california

"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 … " - Grain yield variation

Grain yield variation

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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 … 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, …

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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. WebIn order to identify wheat cultivars most suitable for cultivation in organic agriculture, we tested 16 Romanian winter wheat cultivars in yield tests organized in South Romania at Fundulea and Valu lui Traian during 2024-2024. Most of the yield

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 … WebJan 8, 2024 · Grain size is an important determinant of rice grain yield, but the genetic basis of the grain size remains unclear. Here, we report a set of chromosome segment substitution lines (CSSL) developed ...

WebJun 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 ... WebMar 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% ...

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) …

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 … curse of buckout road wikiWebFeb 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 … char\u0027s flowers martinezWebJun 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 ... char\u0027s thai restaurantWebNov 1, 2024 · Grain yield prediction using selected variable sets. With the two sets of selected principal variables, the grain yield was estimated using both ridge … curse of breaking minecraftWebJun 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 … curse of canaan pdfWebJan 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 … curse of cain bandWebFeb 22, 2024 · Two gene editing strategies for engineering quantitative variation of yield-related traits in maize are demonstrated: creating promoter-edited weak alleles of CLE genes or null alleles of ... char\u0027s thai menu