Exploitation of heterosis and combining ability for earliness and vegetative traits in ridge gourd
The genotypes PRG 117, PRG 142 and PRG 131can
Munshi AD, Verma VK (1999) Combining ability in
be used as suitable parent to develop commercial
muskmelon ( Cucumis melo ) . Indian J Agr Sci 69 (3): 214-220.
early hybrid having profuse vegetative growth. The
Phillips RL (1999) Research needs in heterosis. In: Coors, JG
and Pandey, S eds. Genetics and Exploitation of Heterosis in
hybrids PRG 117 X PRG 131, PCPGR 7256 X PRG
Crops pp. 501-507.
142, PRG 117 X PRG 132 and PRG 117 X PRG 120
Pitchaimuthu M (1991) Heterosis in bottle gourd [ Lagenaria
can commercially be released for earliness viz. days
siceraria (Mol.) Standl.]. Thesis Ph D. Indian Agricultural
to first female flower, node number to first female
Research Institute, Division of Vegetable Science, New
flower and days taken to Ist fruit harvesting and the
Delhi, India.
hybrids PCPGR 7256 X PRG 117, PCPGR 7256 X PRG
Rahman AHMN, Anisuzzaman M, Ahmed F, Rafiul-Islam
131 and PRG 132 X PRG 120 for vegetative traits viz.
AKM, Naderuzzaman ATM (2008) Study of nutritive value
vine length and number of primary branches.
and medicinal uses of cultivated cucurbits. J Appl Sci Res
4 (5): 555-558.
Acknowledgement
Rao BN, Rao PV, Reddy YN (2000a) Combining ability studies
in ridge gourd ( Luffa acutangula (L.) Roxb.). Int J Trop Agric
Experimental facilities and assistance provided by
18 (2): 141-146.
Govind Ballav Pant University of Agriculture and
Rao BN, Rao PV, Reddy YN (2000b) Heterosis in ridge gourd
Technology, Pantnagar for conducting the research
( Luffa acutangula (L.) Roxb.). Haryana J Hort Sci 29 (1/2): 96-
98.
is duly acknowledged.
Shaha SR, Kale PN (2003) Diallel analysis for combining
ability in ridge gourd. J Maharashtra Agric Univ 28 (3): 252-
References
254.
Gilbert N (1967) Additive combining abilities fitted to plant
Shaha SR, Kale PN, Narale PA (1999) Combining ability
breeding data. Biometrics 23 : 45-50. doi: http://dx.doi.
analysis in ridge gourd. J Maharashtra Agric Univ 24 (2):
org/10.2307/2528280
133-135.
Griffing JB (1956a) A generalized treatment of diallel crosses
Sharma JC (1975) Genetical studies in muskmelon (Cucumis
in quantitative inheritance. Heredity 10 : 31-50. doi: http://
melo L.) Thesis PhD. Indian Agricultural Research
dx.doi.org/10.1038/hdy.1956.2
Institute, Division of Horticulture, New Delhi, India.
Griffing JB (1956b) Concept of general and specific combining
Singh HB, Pal BP (1949) Some observations on the
ability in relation to diallel crossing system. Aust J Biol Sci
interspecific crosses between [ Luffa acutangula (Roxb.) L. X
9 : 463-493.
Luffa cylindrica (Roem.) L.]. In Proceedings of 36th Indian
Janakiram T, Sirohi PS (1992) Studies on heterosis for
Science Congress 1949. Allahabad, India.
quantitative characters in bottle gourd. J Maharashtra Agric
Sirohi PS, Choudhary B (1978) Heterosis in bitter gourd
Univ 17 (2): 204-206.
( Momordica charantia L.). Veg Sci 4 (2): 107-115.
Kalloo G, Banerjee MK, Kumar S, Parkash C (2000) Hybrid
Sprague GF, Tatum LA (1942) General versus specific
Vegetable Technology in India: An overview. In: Kalloo,
combining ability in single cross of corn. J Am Soc Agron
Gand Singh, K eds. Emerging Scenario in Vegetable
34 : 923-932.
Research and Development. India, Research Periodicals
Swarup V (2006) Vegetable Science and Technology in India.
and Book Publishing House. pp. 11-31.
Kalyani Publishers, Ludhiana, India.
Lonnquist JH, Gardner CO (1961) Heterosis in inter-varietal
Thakur MR, Singh J (1968) Use of gynoecious line for
crosses in maize and its implication in breeding procedure.
production of hybrid seed in ridge gourd ( Luffa acutangula
Crop Sci 1 :179-183. doi: http://dx.doi.org/ 10.2135/cropsci19
L.). J Res Punjab Agric Univ 5 (1): 46-50.
61.0011183X000100030007x
Whitehouse RNH, Thompson JB, Ribiero MAM (1958) Studies
Luo JN, Luo SB, Gong H (2000) Breeding of new F 1 hybrid
on the breeding of self pollinated cereals. The use of diallel
‘Yalu No.1’ of Luffa acutangula Roxb. China Veg 3 : 26-28.
cross analysis in yield prediction. Euphytica 7 : 147–69. doi:
More TA, Seshadri VS (1980) Studies on heterosis in
http://dx.doi.org/ 10.1007/BF00729886
muskmelon. Veg Sci 7 (1): 27-40.
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