نتایج جستجو برای: additive genetic effects to develop superior hybrids in melons
تعداد نتایج: 18935474 فیلتر نتایج به سال:
the skill of reading in english as a foreign language is an important and challenging one which is affected both by linguistic and extra linguistic factors. since vocabularies are part and parcel of every reading comprehension text, knowing enough vocabulary always facilitates this process. however, guessing strategy as one of the most important strategies has consistently ignored by language l...
Study of combining ability and heterosis were conducted on 12 F1 hybrids along with seven rice genotypes (three cytoplasmic male sterile lines and four restorer varieties) to know the pattern of inheritance of some morphological traits for selecting superior genotypes. The experiment was carried out according to line x tester mating design, in Sari Agricultural Sciences and Natural Resources Un...
Six rice cultivars were crossed in half diallel design to evaluate their GCA and SCA in 2005. In the following year, parents and their progenies were grown in a randomized complete block design with three replications, and 10 traits were measured. The analysis of variance showed significant differences (p≤0.01) between cultivars. Furthermore, general combining ability (GCA) and specific combini...
In Arabidopsis thaliana, significant efforts are under way to determine the extent of genomic variation between phenotypically divergent accessions, but virtually nothing is known about variation at the transcription level. We used microarrays to examine variation in transcript abundance among three inbred lines and two pairs of reciprocal F1 hybrids of the highly self-fertilizing species Arabi...
The genetic architecture of trait differentiation was evaluated between two ecologically distinct populations of Chamaecrista fasciculata. Individuals from Maryland and Illinois populations were crossed to create 10 types of seed: Maryland and Illinois parents, reciprocal F1 and F2 hybrids, and backcrosses to Maryland and to Illinois on reciprocal F1 hybrids. Reciprocal crosses created hybrid g...
In Arabidopsis thaliana, significant efforts to determine the extent of genomic variation between phenotypically divergent accessions are under way, but virtually nothing is known about variation at the transcription level. We used microarrays to examine variation in transcript abundance among three inbred lines and two pairs of reciprocal F1 hybrids of the highly self-fertilizing species Arabi...
To estimate genetic parameters of yield and yield component of chickpea, six chickpea genotypes were crossed in complete diallel crossing scheme in glass houses of Seed and Plant Improvement Institute in 2007. Parents, direct and reciprocal crosses (36 entries) were evaluated using randomized complete block design with four replications at Grizeh station, Sanandaj, Iran in spring of 2017 growin...
this study compared the different effects of form-focused guided planning vs. meaning-focused guided planning on iranian pre-intermediate students’ task performance. the study lasted for three weeks and concentrated on eight english structures. forty five pre-intermediate iranian students were randomly assigned to three groups of guided planning focus-on-form group (gpfg), guided planning focus...
Six lines and five testers were crossed in line x tester fashion and the F1s were evaluated under coastal saline situation. The ratio between the estimates of additive and dominance variances indicated preponderance of nonadditive gene action for the characters namely, plant height, number of productive tillers, boot leaf length, panicle length, grain weight per primary panicle and grain yield ...
Sorghum in Mexico ranks third grain production. This study aimed to estimate general combining ability (GCA) and specific (SCA) for commercial experimental sorghum parents hybrids. The was estimated using the line x tester method described by Kempthorne. experiment established during spring-summer 2018 cycle at INIFAP, Las Huastecas, México. It consisted of five lines, eight testers 40 hybrids;...
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