ASSESSMENT OF INBRED LINES OF FIELD CORN USING THE LINE × TESTER METHOD

Аннотация

The Line × Tester method was used to evaluate 10 inbred lines of field corn for grain yield and other yield-related traits. The experiment was conducted in a randomized complete block design with three replications. The results showed significant differences among the inbred lines and their crosses for all traits evaluated. The inbred lines and their crosses with the testers were ranked based on their performance for grain yield and other traits. The results of this study can be used to identify promising inbred lines and their crosses for further breeding programs. The Line × Tester method is widely used to evaluate the performance of inbred lines and their crosses for various traits of interest in plant breeding programs. In this study, we assessed 10 inbred lines of field corn using the Line × Tester method. Two testers were used to generate a series of hybrids, which were then evaluated for grain yield and other yield-related traits. The results showed significant differences among the inbred lines and their hybrids for grain yield, ear length, kernel depth, and other traits. The inbred lines and hybrids were ranked based on their performance, and the top- performing genotypes were identified. This study provides valuable information for the development of new corn varieties with improved yield potential and other desirable traits. The Line × Tester method is a useful tool for evaluating inbred lines and their crosses in plant breeding programs, and it can contribute to the development of new and improved crop varieties. KEYWORDS Assessment; Inbred lines; Field corn; Line × Tester method; Grain yield; Yield-related traits; Breeding programs; Performance ranking