A New Early-Maturing, High-Quality, Lodging-Tolerant and High-Yielding Rice Cultivar, ＂Jungsanbyeo＂

Abstract

Jungsanbyeo is a japonica rice cultivar developed from a cross between Sambaegbyeo and Milyang107 by Sangju Substation of National Yeongnam Agricultural Experiment station, RDA in 2000. The cultivar is early matured with heading date of July 30 ordinary season. It has erect plant type and lodging tolerance with short culm of 70cm tall. Milled rice of this variety is translucent, clear endosperm and medium grain shape and its palatability of cooked rice is excellent. It is moderately resistant to leaf blast. but susceptible to bacterial blight, virus diseases and brown plant hopper. The yield performance The yield performance of Jungsanbyeo is about 5.63 ton/ha of 4% higher than that of Odaebyeo in milled rice at standard fertilizer level at local adaptability test during three years. It would be adaptable to the middle and southern in inland and mid-mountainous area of Korea.