Grain protein deviation
WebThe purposes of this study were: to characterize the genetic variation for nitrogen use efficiency (NUE) traits within hard winter wheat adapted to the Great Plains of the United States and evaluate trends in the germplasm with year of release; to explore relationships among traits that may be used for selection within breeding programs; and to … WebMar 24, 2024 · Grain protein concentration (GPC) is an important trait in durum cultivar development as a major determinant of the nutritional value of grain and end-use …
Grain protein deviation
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WebNov 1, 2001 · GPD is defined as the deviation from the negative regression between grain protein and yield as described by Monaghan et al. (2001). GPD is negative in wheats developed to have high contents...
WebSep 15, 2024 · Grain protein deviation is of great interest to breeders, agronomists, farmers and grain processors as it provides a clear opportunity to improve the utilisation … WebThe grain protein deviation determined with a bivariate model delivered robust estimates of variance components and enabled a balanced selection of genotypes with improved …
WebFeb 11, 2024 · Our objectives were (a) to determine the variance, heritability and correlations between grain yield and protein content, as well as protein yield (PY), grain protein deviation, yield deviation (YD) and two derived indices, (b) to assess the potential of GPD, PY, YD and derived indices for the simultaneous improvement of grain yield … WebNov 1, 2016 · Breeding superior bread wheat (Triticum aestivum L.) genotypes requires sufficient genetic variation to obtain high grain yield and adequate grain protein …
WebSep 13, 2024 · This average increase of 7.7% in thousand kernel weight translated to a positive mid-parent heterosis for grain yield for 86% of hybrids. In addition, hybrids displayed a positive grain protein deviation leading to a +4.7% heterosis in protein yield.
WebAug 18, 2024 · Grain protein content (GPC) is one of the most important criteria to determine the quality of common wheat (Triticum aestivum). One of the major obstacles for bread wheat production is the negative correlation between GPC and grain yield (GY). Previous studies demonstrated that the deviation from this inverse relationship is highly … replacing juicy brake padsWebApr 17, 2024 · Later in the growth phase, a plant’s ability to absorb and remobilize available nitrogen and carbon to the grain is crucial. Major issues include appropriate root phenotyping, genotype x environmental interactions, soil characteristics, water-nutrient management, and nutrient dynamics balance. replacing macbook pro ram 2012WebSep 1, 2024 · However, a suitably high heritability for the grain yield-protein deviation has been found (Mosleth et al. 2024), which suggests that positive genetic gain would be … replacing nj state idWebA very attractive method to sidestep this negative yield vs protein relationship is what's known as "grain protein deviation", as depicted in Figure 1 below. These data come from the 2007 CSU dryland variety trial at the Julesburg trial location. How to Calculate Grain … replacing mk25 padsWebSep 15, 2024 · There is a well-established negative relationship between the yield and the concentration of protein in the mature wheat grain. However, some wheat genotypes consistently deviate from this relationship, a phenomenon known as Grain Protein Deviation (GPD). Positive GPD is therefore of considerable in … replacing just brake padsWebMar 15, 2024 · Nitrogen Harvest Index (NHI) was defined as the ratio of N harvested as grain (GY × GNC) to NTA. Grain protein deviation (GPD) was the residual from the linear regression of GPC on GY in each trial. Within each trial, the total N available to the crop was determined empirically as the 95th percentile of NTA (NTA max) as per Cormier et al. ( … replacing mustang brake padsWebNov 1, 2016 · Grain protein deviation is a measure of the deviation of individual wheat genotypes from the GPC-grain yield regression relationship in any genotype comparison and is used as a selection criterion ... replacing maui jim lenses