在毛主席无产阶级革命路线指引下,在以华主席为首的党中央领导下,近期发展起来的一种新型微量元素肥料稀土微肥,经过近三年来的实践,在我省产制,试用和推广,均取得效果。1975年和1976年,在江川、富民、个旧、开远、丘北、陆良等县、市不同自然条件下的五百余亩各种作物上认真试用,施用稀土微肥的水 Under the leadership of Chairman Mao’s proletarian revolutionary line and under the leadership of the party Central Committee led by Chairman Hua, a new type of trace element fertilizer rare earth fertilizer developed recently has been used in production and trial in our province Promotion, have achieved results. 1975 and 1976, in Jiangchuan, Fumin, Gejiu, Kaiyuan, Qiu Bei, Luliang and other counties and cities under different natural conditions more than 500 acres of various crops on a serious trial, the use of rare earth fertilizer water