Journal of
Plant Breeding and Crop Science

  • Abbreviation: J. Plant Breed. Crop Sci.
  • Language: English
  • ISSN: 2006-9758
  • DOI: 10.5897/JPBCS
  • Start Year: 2009
  • Published Articles: 403

Full Length Research Paper

Genetic variability, heritability and genetic advance in shrunken-2 super-sweet corn (Zea mays L. saccharata) populations

Ayodeji Abe
  • Ayodeji Abe
  • Department of Agronomy, Faculty of Agriculture, University of Ibadan, Ibadan, Nigeria.
  • Google Scholar
Comfort Adeola Adelegan
  • Comfort Adeola Adelegan
  • Department of Agronomy, Faculty of Agriculture, University of Ibadan, Ibadan, Nigeria.
  • Google Scholar

  •  Received: 26 December 2018
  •  Accepted: 20 February 2019
  •  Published: 30 April 2019


Adetimirin VO (2008). Stand establishment and early field vigour variation in a tropicalised shrunken-2 maize population. Field Crops Research 108:143-149.


Alan O, Kinaci G, Kinaci E, Kutlu I, Budak Basciftci Z, Sonmez K, Evrenosoglu Y (2013). Genetic variability and association analysis of some quantitative characters in sweet corn. Notulae Botanicae Horti Agrobotanici 41(2):404-413.


Bello OB, Ige SA, Azeez MA, Afolabi MS, Abdulmaliq SY, Mahamood J (2012). Heritability and genetic advance for grain yield and its component characters in maize (Zea mays L.). International Journal of Plant Research 2(5):138-145.


Boyer CD, Shannon JC (1984). The use of endosperm genes for sweet corn improvement. Plant Breeding Reviews 1:139-161.


Brewbaker JL (1977). 'Hawaiian superweet #9' corn. HortScience 12:355-356.


Butrón A, Álvarez A, Revilla P, Malvar RA, Rodriguez VM, Galarreta JIR, Ordás A (2008). Agronomic performance of sweetcorn populations derived from crosses between sweetcorn and field corn. Journal of Agricultural Research 6:378-384


Cartea ME, Malvar RA, Revilla P, Ordás A (1996). Improvement of early vigor and adaptation of sweet corn to European Atlantic coast with open-pollinated field corn populations. Maydica 41:119-125.


Creech RG (1965). Genetic control of carbohydrate synthesis in maize. Genetics 52:1175-1186.


Deshmukh SNN, Basu MS, Reddy PS (1986). Genetic variability, character association and path coefficients of quantitative traits in Virginia bunch varieties of groundnut. Indian Journal of Agricultural Science 56:816-821.


Dewanto V, Wu X, Liu RH (2002). Processed sweet corn has higher antioxidant activity. Journal of Agriculture and Food Chemistry 50(14):4959-4964.


Entringer GC, Vettorazzi JCF, Crevelari JA, Durães NNL, Catarina RS, Pereira MG (2017). Super-sweet corn breeding by backcross: A new choice for the Brazilian market. Brazilian Journal of Agriculture 92(1):12-26.


Food and Agriculture Organization (FAO) (2007). 



Food and Agriculture Organization (FAO) (2016). Food and Agriculture Organization of the United Nations statistical database, 


Gardner J, Hoffmann M, Smith ME (2000). Resistance to European corn borer in processing sweetcorn. HortScience 35:871-874.


Hallauer AR (1990). Methods used in developing maize inbreds. Maydica 35:1-16.


Hallauer AR, Carena MJ, Miranda Filho JB (2010). Quantitative ge¬netics in maize breeding. Springer Science+Business Media LCC New York, USA. doi 10.1007/978-1-4419-0766-0


Hefny M (2011). Genetic parameters and path analysis of yield and its components in corn inbred lines (Zea mays L.) at different sowing dates. Asian Journal of Crop Science 3(3):106-117.


Jilo T, Tulu L, Birhan T, Beksisa L (2018). Genetic variability, heritability and genetic advance of maize (Zea mays L.) inbred lines for yield and yield related traits in southwestern Ethiopia. Journal of Plant Breeding and Crop Science 10(10):281-289.


Johnson HW, Robinson HF, Comstock RE (1955). Estimation of genetic and environmental variability in soybeans. Agronomy Journal 47:314-318.


Kim SK, Ajala SO (1996). Combining ability of tropical maize germplasm in West Africa. II. Tropical vs. Temperate Tropical origins. Maydica 41:135-141.


Kim SK, Efron Y, Khadr F, Mareck J, Fajemisin J (1987). Registration of 16 maize streak virus resistant tropical maize parental inbred lines. Crop Science 27:824-825.


Lertrat K, Pulam T (2007). Breeding for increased sweetness in sweet corn. International Journal of Plant Breeding 1(1):27-30.


Lynch RE, Wiseman BR, Sumner HR, Plaisted D, Warnick D (1999). Management of corn earworm and fall armyworm (Lepdoptera: Noctuidae) injury on a sweet corn hybrid expressing a cryIA(b)gene. Journal of Economic Entomology. 92:1217-1222.


Mahato A, Shahi JP, Singh PK, Kumar M (2018). Genetic diversity of sweet corn inbreds using agro-morphological traits and microsatellite markers. 3 Biotech 8:332


Malvar RA, Cartea ME, Revilla P, Butrón A, Ordás A (2001). Checking performance of field corn inbreds as donors of favourable alleles to improve early vigor and adaptation of sweet corn hybrids to European conditions. Maydica 46:187-193.


Malvar RA, Revilla P, Cartea ME, Ordás A (1997). Field corn inbreds to improve sweet corn hybrids for early vigor and adaptation to European conditions. Maydica 42:247-255.


Maphumulo SG, Derera J, Qwabe F, Fato P, Gasura E, Mafongoya P (2015). Heritability and genetic gain for grain yield and path coefficient analysis of some agronomic traits in early-maturing maize hybrids. Euphytica 206:225-244. 


Martin RV, Washington R, Downing TE (2000). Seasonal maize forecasting for South Africa and Zimbabwe derived from an agroclimatological model. Journal of Applied Meteorology 39:473-479.


Niji MS, Ravikesavan R, Ganesan KN, Chitdeshwari T (2018). Genetic variability, heritability and character association studied in sweet corn (Zea mays L. saccharata). Electronic Journal of Plant Breeding 9(3):1038-1044.


Nzuve F, Githiri S, Mukunya DM, Gethi J (2014). Genetic variability and correlation studies of grain yield and related agronomic traits in maize. Journal of Agricultural Science 6(9):166-176.


Qi X, Zhao Y, Jiang L, Cui Y, Wang Y, Liu B (2009). QTL analysis of kernel soluble sugar content in super-sweet corn. African Journal of Biotechnology 8:6913-6917.


Saleh G, Abdullah D, Anuar AR (2002). Performance, heterosis and heritability in selected tropical maize single, double and three-way cross hybrids. The Journal of Agricultural Science 138(1):21-28.


Santos PHAD, Pereira MG, Trindade RS, Silva da Cunha K, Entringer GC, Vettorazzi JCF (2014). Agronomic performance of super-sweet corn genotypes in the north of Rio de Janeiro. Crop Breeding and Applied Biotechnology 14:8-14.


SAS Institute Inc. (2003). The SAS system for Windows, release version 9.1.3. Cary, NC: SAS Institute.


Sesay S, Ojo D, Ariyo OJ, Meseka S (2016). Genetic variability, heritability and genetic advance studies in top-cross and three-way cross maize (Zea mays L.) hybrids. Maydica 61(2).


Singh BD (2001). Plant Breeding: Principles and Methods. Kalyani Publishers, New Delhi-Ludhiana, India 506 p.


Singh RK, Chaudhary BD (2004). Biometrical methods in quantitative genetic analysis. Kalyani Publishers, New Delhi.


Sleeper DA, Poehlman JM (2006). Breeding field crops, 5th edition. Blackwell Publishers Iowa, Ames. 424 p


Souza ARR, Miranda GV, Pereira MG, de Souza LV (2009). Predicting the genetic gain in the Brazilian white maize landrace. Ciênc Rural 39:19-24.


Teixeira FF, Miranda RA, Paes MCD, Souza SM, Gama EEG (2013). Melhoramento do milho doce. Sete Lagoas: Embrapa Milho e Sorgo. 32 p.


Tracy WF (1997). History, genetics, and breeding of super-sweet (shrunken2) sweet corn. Plant Breeding Reviews14:189-236.


Tracy WF (2001). Sweet corn. Speciality corns. Hallauer, A.R. Ed. 2nd ed. CRC Press, Boca Raton, Florida pp. 155-197.


Tracy WF, Whitt SR, Buckler ES (2006). Recurrent mutation and genome evolution: example of Sugary1 and the origin of sweet maize. Crop Science 46:1-7.


Yousef GG, Juvik JA (2002). Enhancement of seedling emergence in sweet corn by marker-assisted backcrossing of beneficial QTL. Crop Science 42(1):96-104.