Grain yield variation
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 ... 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
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WebJan 19, 2024 · Spike shape, plant height, flag leaf angle and thousand-grain weight were the most significant predictors of grain yield, accounting for 45.9 % of the total variation. Spike number, spike shape, leaf water content and flag leaf width were the most significant predictors of thousand-grain weight, accounting for 36.4 % of the total variation. WebJan 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 …
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 … 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 …
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 … 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 …
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% ...
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, … small streamers for troutWebJan 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. ... small stream trout fishingWebGrain 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 ... small streaming cameraWebMay 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) … highway ez passWebMar 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 … highway extent planWebNov 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 … small streaming discordsWebMar 8, 2024 · So if you consume six ounce-equivalents of grains each day, three of them should be from whole-grain foods. Current dietary guidelines suggest that adults under … small streamers sponsorship opportunities