Performance Study of Koshihikari Rice Variety and Its Economic Prospect in Comparison with Three Popular Rice Varieties of Bangladesh

The research was conducted to observe the growth and yield performance of one exotic rice variety namely Koshihikari in comparison with other three popular high yielding rice varieties of Bangladesh and its economic prospect. The ex periment was laid out in a Randomized Complete Block Design (RCBD) with five replications. Experimental site is located in the geographical location of 22 o 47´ N and 89 o 34´ E at the Dr. Purnendu Gain Field Laboratory of Agrotechnology Discipline, Khulna Uni versity, Bangladesh and the field was typical rice growing medium high land with clay - loam soil texture. Four rice varieties namely BRRI dhan28, BRRI dhan47 and BRRI dhan50 and Koshihikari rice variety of Japan were tested to compare the yield potential. A t harvest, the tallest plant height was produced by BRRI dhan47 (93.19 cm) while the most dwarf plant by Koshihikari (78.30 cm) and