نتایج جستجو برای: pure lines
تعداد نتایج: 309202 فیلتر نتایج به سال:
Assessment of genetic purity parental inbred lines and their resultant F 1 hybrids is an essential quality control check in maize hybrid breeding, variety release seed production. In this study, purity, parent-offspring relationship diversity among the were assessed using 92 single-nucleotide polymorphism (SNP) markers. A total 188 genotypes, comprising 26 lines, four doubled haploid (DH) 158 s...
We report a simple and pure data-driven method to find new energy levels of quantum many-body systems only from observed line wavelengths. In our method, all the possible combinations are computed known wavelengths unidentified lines. As each excited state exhibits many transition lines different lower levels, true should be reconstructed coincidentally level-line combinations, while wrong dist...
F1 hybrids can outperform their parents in yield and vegetative biomass, features of hybrid vigor that form the basis of the hybrid seed industry. The yield advantage of the F1 is lost in the F2 and subsequent generations. In Arabidopsis, from F2 plants that have a F1-like phenotype, we have by recurrent selection produced pure breeding F5/F6 lines, hybrid mimics, in which the characteristics o...
nanotechnology is a general term which is related with field of all advanced science term that generally predicates with all modern technologies which consider nanoscales. improvement in the quality of products by adding some nanoparticles and study of their behavior in the presence of these nanoparticles have been obtained in many researches. on the other hand numerous demands for sowing ...
We report on the lasing in air and pure nitrogen gas pumped by a single 800 nm femtosecond laser pulse. Depending on gas pressure, incident laser power and beam convergence, different lasing lines are observed in the forward direction with rapid change of their relative intensities. The lines are attributed to transitions between vibrational and rotational levels of the first negative band of t...
s of papers 23 with ascites syndrome, reciprocal F1 crosses of the RES and SUS lines were produced. One objective of this multidisciplinary trial was to determine the effects of hypobaric hypoxia on gut development in the pure-line RES, pure-line SUS, and the reciprocal F1 crosses (RS, SR). Four hundred and eighty vaccinated, pedigreed broiler chickens (40 groups of 12 birds) were randomly assi...
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