先锋大队是我县农业学大察的先进单位。一九七一年以来,粮食产量连续两年跨“长江”,一九七三年虽然遭到了严重旱灾,全年产量仍然保持在八百斤以上。比一九六四年学大寨以前,亩产提高了三倍多。为了突破千斤关,实现高产更高产,一九七三年他们以批林整风为纲大破老习惯,积极 Pioneer brigade is the advanced unit of agricultural science in our county. Since 1991, food production crossed the “Yangtze River” for two consecutive years. Despite severe drought in 1973, the annual output of rice remained above 800 kilograms. Much more than in 1964 before the Dazhai. In order to break through the precautionary point and achieve high-yield and high-yielding work, in 1973 they adopted the principle of "