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NL—3—②是新型农业专用稀土肥料。经过3 年小区试验和1年大面积生产示范,可以看出: 1.NL—3—③优于老品种NL—1,也优于新品种NL—3—①。它的优点是溶解速度快。其溶液无色透明,喷液时不必调节PH值。喷在叶面上附着性能好。
NL-3-② is a new agricultural rare earth fertilizer. After 3 years of plot test and 1 year of large-scale production demonstration, we can see: 1.NL-3-③ is superior to the old variety NL-1, but also better than the new variety NL-3-①. Its advantage is dissolution speed. The solution is colorless and transparent, do not have to adjust the PH value when spraying. Spray on the leaf surface adhesion performance.