[PDF] Top 20 Genetic Variability Studies for Yield and Yield Components in Rice (Oryza Sativa L.)

... Development of high yielding rice varieties requires thorough knowledge of existing genetic variability. Further, since the phenotypic expression of a character is the result of interaction between ... See full document

... of rice in food and nutritional security. Rice (Oryza sativa ...India, rice is grown in an area of ...stable rice production is extremely important to feed the constantly growing ... See full document

... India, rice is grown on ...increase rice production in saline area. The response of rice to salinity varies with growth ...Several studies indicated that rice is tolerant during ... See full document

... characters studies (Table ...seed yield, days to 50% flowering, tillers per plant, panicle per plant, days to maturity, biological yield per plant test ...grain yield, harvest index, hulling ... See full document

... high yield and yield components. The seed yield of sunflower (Helianthus annuus ...of variability present in a population due to genetic and non genetic causes is an ... See full document

... in studies of inheritance of quantitative ...of genetic variation in most studied ...non-additive genetic eff ects, but dominance gene eff ects play the major role in controlling the genetic ... See full document

... on rice metabolism and performance, research implemented in the form of randomized complete block design with 8 treatments (T0 Control, T1-T7 one to seven spraying) with 3 ...the Rice Research Institution ... See full document

... to yield traits across trials and the four high yielding genotypes ...for yield increase in rice. Hence, association studies is a useful tool to identify novel alleles for high yield ... See full document

... for yield, the hybrids namely, Pusa-6A × HUR-105 was highest yielder ...for yield components namely, days to maturity, plant height (cm), number of tillers per plant, 1000 grain weight, panicle ... See full document

... high genetic advance indicating they are less influenced by environment and phenotypic estimates of such traits would be very close to their actual genetic potential which can be further improved by means ... See full document

... for yield and yield component traits during rabi, 2011 at RARS, Jagtial, Andhra ...grain yield and yield component ...grain yield plant -1 ... See full document

... of rice (Oryza sativa ...biochemical, yield and yield attributing ...phenotypic variability was observed in most of the characters but was quite high for plant height, number of ... See full document

... assess genetic variability, heritability and genetic advance for yield and yield related traits in some upland rice ...23 rice genotypes were evaluated in a randomized ... See full document

... grain yield plant -1 and some of the yield and drought tolerant ...dominance genetic interaction, while, remaining crosses involved poor combiners suggesting the epistatic gene action, which could be ... See full document

... Grain yield was positively correlated with panicle weight, spikelets fertility, number of spikelets per panicle, panicle length, number of tillers per plant, number of productive tillers per plant and number of ... See full document

... consume rice as staple food. Upland rice has been gaining popularity, because current high-yielding varieties have led to an increase in genetic vulnerability, a scarcity of water for irrigation, and ... See full document

... high genetic advance was found in number of primary branches per panicle, number of secondary branches per panicle, number of grains per panicle, test weight and grain yield, while days to fifty percent ... See full document

... Deviation of regression coefficient ‘b’ from zero was non-significant in boro-2014 and boro-2015 but it was significant for kharif-2015. Therefore Vr-Wr graph was plotted only for kharif-2015 (Fig.1) which revealed ... See full document

... Race” rice is perhaps the best showcase for the wonders of farmer ...ago, rice [Oryza sativa ...population. Rice is high in carbohydrates, low in fat, moderate in proteins, vitamins, ... See full document

... consumption. Rice belongs to family Poaceae and genus Oryza. The rice crop in India accounts for about 22 per cent of the total cropped area under cereals, and about 31 per cent of the total area ... See full document