Variability, Correlation, and Path Analysis Studies in Lettuce

REFERENCES

• Abdul-Baki , A.A. and Anderson , J.D. 1973 . Vigor germinated in soyabean seed by multiple criteria . Crop Sci. , 13 : 630 – 633 .
   Web of Science ®Google Scholar
• Adunga , W. and Labuschangne , M.T. 2003 . Association of linseed characters and its variability in different environment . J. Agr. Sci. , 14 : 285 – 296 .
   Google Scholar
• Al-Jibouri , H.W. , Millar , P.A. and Robinson , H.F. 1958 . Genotypic and environmental variance and co-variance in an upland cotton cross of interspecific origin . Agron. J. , 50 : 633 – 637 .
   Google Scholar
• Allard , R.W. 1960 . Principles of plant breeding , New York : John Willey & Sons .
   Google Scholar
• Arumugam , R. , Sambandamurthi , S. and Natarajan , S. 1978 . Studies on variability in cabbage (Brassica oleraceae var. capitata L.) . Prog. Hort. , 10 : 11 – 15 .
   Google Scholar
• Bhardwaj , V. 1996 . Genetic variability and correlation studies in cabbage (Brassica oleracea var. capitata L.) , Nauni, Solan, , India : MSc Thesis, Dept. of Vegetable Science, Dr. Y.S. Parmar Univ. of Horticulture and Forestry .
   Google Scholar
• Burton , G.W. and De Vane , E.H. 1953 . Estimating heritability in tall fescue (Festuca arundinacea) from replicated clonal material . Agron. J. , 45 : 478 – 481 .
   Web of Science ®Google Scholar
• Dewey , D.R. and Lu , K.H. 1959 . A correlation and path coefficient analysis of crested wheat grass seed production . Agron. J. , 51 : 515 – 518 .
   Google Scholar
• Dutt , D. 2006 . Genetic evaluation of cabbage genotypes for horticultural and seed traits , Nauni, Solan, , India : MSc Thesis, Dept. of Vegetable Science, Dr. Y.S. Parmar Univ. of Horticulture and Forestry .
   Google Scholar
• Fishers , R.A and Yates , F. 1963 . Statistical tables for biological, agricultural and medical Research , Edinburgh : Oliver and Boyd Ltd .
   Google Scholar
• Flory , W.S. and Walker , J.C. 1940 . Effects of different environment on head shape in Marion Market cabbage . Proc. Amer. Soc. Hort. Sci. , 37 : 778 – 782 .
   Google Scholar
• Gomez , K.A. and Gomez , A.A. 1983 . Statistical procedures for Agricultural Research , New York : John Wiley & Sons .
   Google Scholar
• Goulden , C.H. 1959 . Methods of statistical analysis , New York : John Wiley & Sons .
   Google Scholar
• Hanson , L.N. and Earle , E.D. 1956 . Transfer of resistance to Xanthomonas campestris pv. campestris into Brassica oleracea var. capitata L. by protoplast fusion . Theor. Appl. Genet. , 91 ( 8 ) : 1293 – 1300 .
   Google Scholar
• Jamwal , R.S. , Kumar , P. and Kumar , J. 1996 . Correlation and path analysis studies in cabbage (Brassica oleracea var. capitata L) . South Indian Hort. , 44 ( 1 ) : 19 – 22 .
   Google Scholar
• Jamwal , R.S. , Kumar , P. and Vidyasagar . 1995 . Genetic variability in biometrical traits of cabbage (Brassica oleracea var. capitata L) . South Indian Hort. , 43 ( 4 ) : 62 – 65 .
   Google Scholar
• Johnson , H.W. , Robinson , H.F. and Comstock , R.I. 1955 . Genotypic and phenotypic correlation in soybean and their implication in selection . Agron. J. , 47 : 477 – 85 .
   Google Scholar
• Mckinney , H.H. 1923 . Influence of soil temperature and moisture on infection of wheat seedlings by Helminthosporium sativum . J. Agr. Res. , 27 : 195 – 197 .
   Google Scholar
• Meglic , V.S. and Vozlic , J. 2000 . Genetic variability of lettuce. Sodobno- . Kanetijstvo (Slovenia) , 33 ( 5 ) : 215 – 217 .
   Google Scholar
• Mou , B. and Ryder , E.J. 2004 . Relationship between the nutritional value and the head structure of lettuce . Acta Hort. , 637 : 361 – 367 .
   Google Scholar
• Natarajan , S. and Arumugam , R. 1980 . Analysis of character association in cabbage (Brassica oleracea var. capitata L.) . South Indian Hort. , 28 : 116 – 118 .
   Google Scholar
• Odland , M.L. and Noll , C.J. 1954 . Vegetable variety trials , Penn. Agr. Expt. Sta. Progress Report, Bul. 114 .
   Google Scholar
• Pearson , O.H. 1931 . Methods of determining the solidarity of cabbage heads . Hillgardia , 5 : 383 – 393 .
   Google Scholar
• Prasad , V.S.R.K , Prasad , M.B.N.V. and Singh , D.P. 1989 . Character association and path coefficient analysis in cabbage (Brassica oleracea var. capitata L) . Indian J. Hort. , 46 : 522 – 525 .
   Google Scholar
• Ranganna , S. 1986 . Handbook of analysis and quality control for fruit and vegetable products , 2nd , New Delhi : Tata McGraw Hill Publishing Co .
   Google Scholar
• Ryder , E.J. 1971 . Genetic studies in lettuce (Lactuca sativa L.) . J. Amer. Soc. Hort. Sci. , 96 : 826 – 828 .
   Web of Science ®Google Scholar
• Sharma , D. 2001 . Horticultural evaluation and variability studies in some cabbage genotypes , Nauni, Solan, , India : MSc Thesis, Dept. of Vegetable Science, Dr. Y.S. Parmar Univ. of Horticulture and Forestry .
   Google Scholar
• Swaroop , V. and Sharma , B.R. 1965 . Inheritance of some quantitative characters in cabbage . Indian J. Genet. , 25 : 56 – 64 .
   Web of Science ®Google Scholar
• Thakur , M.C. , Joshi , A.K. , Singh , N.P. and Shukla , Y.R. 1997 . Variability studies in heading lettuce (Lactuca sativa L.) . Hort. J. , 10 ( 2 ) : 43 – 49 .
   Google Scholar