“矮梅早”是广东省农科院水稻所新品种选育研究室用“矮青569×红梅选”的F_4与“桂朝2号”杂交选育成的新品种,现有1、2、3、4四个品系。 (一)产量水平 1981年早造“矮梅早1号”首次参加本所品比试验,亩产907.6斤,比对照种“广陆矮4号”增产125.3斤,增产率16.02％,达极显著水准。 1982年早造“矮梅早”1、3、4号参加 “Dwarf plum early” is a new variety of “Dwarf Qingdao 569 × red plum selection” F_4 and “Guichao 2” breeding selected by the New Rice Breeding Research Office of Guangdong Academy of Agricultural Sciences. There are 1,2 , 3,4 four strains. (I) Production level As early as 1981, “Dumei 1” was the first time to participate in this ratio test, with a yield of 907.6 kg, an increase of 125.3 kg and an increase rate of 16.02% over that of the control “Guangluai 4” Significant level. Early 1982 made “Dumei early” 1,3,4 to participate