在毛主席革命路线指引下,在无产阶级文化大革命和批林批孔运动推动下,广东省潮阳县农科所在农业学大寨群众运动中,以阶级斗争为纲,大搞科学种田,试验用碳酸氢铵加盐做追肥,取得了显著增产效果,深受广大贫下中农的欢迎。目前,潮阳县各 Guided by Chairman Mao’s revolutionary line and driven by the Great Proletarian Cultural Revolution and the Pilot and Pilot Hole Campaigns, in the mass movement of agriculture in Daxiang where agriculture is located, Chaoyang County, Guangdong Province, took class struggle as the key link, vigorously engaged in scientific farming and experimental use Ammonium bicarbonate and salt to make topdressing, has achieved significant yield increase, welcomed by the majority of poor and middle peasants. Currently, Chaoyang County