遵照毛主席“一切经过试验”的教导,在县委和各级党委的领导和支持下,去年以来,开展了碳酸氢铵与氨水深施的试验和推广。一年来的实践证明,碳铵与氨水深施,具有减少跑氨,提高肥效,促进增产,节约农本的作用。国产化肥碳铵与氨水,具有生产简单,肥效好,成本低,施用无残留酸根,对土壤无板 Following Chairman Mao’s teachings of “All Tested”, under the leadership and support of the Party committees and Party committees at all levels, since last year, tests and promotion of the application of ammonium bicarbonate and ammonia have been carried out. Practice over the past year proved that ammonium bicarbonate and ammonia deep application, with reducing ammonia, improve fertilizer efficiency, increase production, save the role of agriculture. Domestic fertilizer ammonium bicarbonate and ammonia, with simple production, good fertilizer efficiency, low cost, the application of residual acid roots, no soil on the plate