Now showing items 1-4 of 4
Genetics of resistance to Stenocarpella maydis ear rot of maize
(University of the Free State, 2001-05)
The objective of this study was to determine if germplasm available in South Africa and elsewhere, have sufficient variation in resistance to be used for the improvement of resistance to Stenocarpella maydis, and to ...
The inheritance and genetic expression of the ripening inhibitor (rin) gene in tomato
(University of the Free State, 2001)
English: 1. The objective of this study was to determine the combining ability of several tomato genotypes, the correlation and heritability between several yield and quality characteristics and the expression of heterosis ...
The characterisation of South African and Ethiopian bread and durum wheat cultivars for drought stress tolerance
(University of the Free State, 2001-11)
English: Drought is a multidimensional problem in all crop species and affects large areas throughout the world. In developing countries nearly 32% of the 99 million hectare of wheat has been affected by varying levels ...
Genetic analysis of potato (Solanum species) genotypes using morphological and molecular markers
(University of the Free State, 2001-06)
English: Genetic analysis of 53 potato genotypes representing seven of the 13 potato species that are frequently used in the varietal development of potato was examined using morphological and molecular markers with main ...