Inbreeding depression in maize
WebThe objectives of this study were to estimate genetic rates of gain and inbreeding depression by evaluating populations representative of each of seven eras of maize …
Inbreeding depression in maize
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WebFeb 24, 2024 · Inbreeding depression is thought to result biologically from (a) deleterious recessive alleles driven to homozygosity, (b) ... Maize hybrids usually show more … WebInbreeding depression seems to be present in most groups of organisms, but varies across mating systems. Hermaphroditic species often exhibit lower degrees of inbreeding …
WebInbreeding depression is a crucial factor in crop breeding as well as the evolution of outcrossing mating systems, according to the National Crop Improvement Association. ... Maize, pearl barley, millet, and great millet are just a few examples of plants that have seen moderate inbreeding decline. Depression caused by low inbreeding. WebThe objectives of this study were to learn and prove the truth and scientific miracles of The Quran, specifically the prohibition of incest for humans, also applies and affects especially on the growth and yield in particularly open pollinated plants such as maize through the process of inbreeding depression. The results of yield of each genotype of the tested …
WebJul 18, 2024 · Inbreeding depression, on the other hand, is the reduced survival and fertility of off-springs of related individuals due to inbreeding (Charlesworth and Wils 2009 ). It is caused by the unmasking of deleterious recessive alleles to their homozygous forms. WebMar 1, 1994 · Abstract. Limited empirical data are available to determine how inbreeding depression rates for quantitative traits have changed with long-term germplasm …
WebApr 7, 2024 · Moderate Inbreeding Depression: Many crops species, such as maize, jowar, bajara etc. shows moderate inbreeding depression. Many lethal and sublethal types appear in the selfed progeny, but a substantial proportion of the population can be maintained under self- pollination.
WebPDF) Development of S1 inbred lines and estimation of inbreeding depression in two maize (Zea mays L.) populations CyberLeninka. Inbreeding and disease in tropical shrimp aquaculture: a reappraisal and caution – topic of research paper in Biological sciences. ... Evidence for inbreeding depression in a species with limited opportunity for ... in bank estland ratingWebInbreeding depression for seed set was small, suggesting seed set may not be the limiting factor in maintaining autotetraploid maize inbred lines that it is in other autotetraploid species. Inbreeding depression for yield corresponded to that expected based on the coefficient of inbreeding assuming the completely inbred generation has a mean of ... inbuilt gcd functionWebNov 30, 2024 · The opposite effect, inbreeding depression, results from repeated self-pollination and leads to a reduction in vigor. A popular explanation for this reaction is the … in bank co toWebDec 1, 2024 · Therefore, IMPH is a function of inbreeding depression, genetic divergence, and dominance whereas panmictic-midparent heterosis is a function only of genetic divergence and dominance (Lamkey and Edwards 1999). In maize, heterosis is exploited by creating single-cross hybrids from two genetically distinct heterotic pools. in bank infoliniaWebThe objectives of this study were to learn and prove the truth and scientific miracles of The Quran, specifically the prohibition of incest for humans, also applies and affects … inbuilt gcd in pythonWebSep 1, 2024 · The coefficient of inbreeding depression measured as the absolute proportional change in population mean from a single generation of selfing was higher on average for environmental response traits within both subspecies, 21% (in teosinte) and 36% (in maize; (Figure 1; Figure S2; Table S3). inbuilt gas stoveWebInbreeding depression was greater in maize than teosinte for 15 of 18 traits, congruent with the greater segregating genetic load in the maize population that we predicted from sequence data. in bank amherst new hampshire