Experiments showed that it may be replaced by fly ash under experimental conditions would not effect the quality of complex fertilizers then reduced the productive coasts and worth populvarizing.
英
美
释义
试验证明凹凸棒土可被粉煤灰代替,适当添加不会影响复合肥的质量,对降低肥料成本有利,很值得推广。
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