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粉煤灰磁化复合肥是一种新型肥料 ,为探讨其对花生根瘤形成和产量的影响 ,在汝南县砂姜黑土上进行了试验 ,粉煤灰磁化肥在花生上一般用量为 84 0kg/hm2 左右。粉煤灰磁化肥比对照增产 2 4 .5% ,增产 72 9kg/hm2 ,比当地农民习惯施肥增产 6 .9% ,增产 2 4 0kg/hm2 ;比等量N ,P ,K混合肥增产 4 .7% ,增产 16 5kg/hm2 ,比未磁化粉煤灰复混肥增产 3.3% ,增产 12 0kg/hm2 。最高产量为施用粉煤灰磁化肥10 57.5kg/hm2 ,花生产量为 3886kg/hm2 ;最佳产量为施用粉煤灰磁化肥 84 1.8kg/hm2 ,花生产量为384 0kg/hm2 。粉煤灰磁化复合肥在促进花生根瘤形成和改善花生经济性状方面有十分显著的效应
Fly ash magnetized compound fertilizer is a new kind of fertilizer. In order to discuss its effect on the formation and yield of peanut nodules, the experiment was carried out on the lime soil in Runan County. The average amount of fly ash magnetized fertilizer on peanut was 84 0kg / hm2 or so. Compared with the control, the yield of fly ash magnetized fertilizer increased by 24.5%, increased by 72.9kg / hm2, increased by 6.9% than that of local farmers, and increased by 240kg / hm2. Compared with the same amount of N, P and K, .7%, an increase of 16 5kg / hm2, than the unmagnetized fly ash compound fertilizer yield 3.3%, an increase of 120kg / hm2. The highest yield was 10 57.5kg / hm2 for fly ash magnetized fertilizer and 3886kg / hm2 for peanut. The best yield was 84 1.8kg / hm2 for fly ash magnetized fertilizer and 384kg / hm2 for peanut. Magnetized fly ash compound fertilizer in promoting the formation of peanut nodules and improve peanut economic traits have a very significant effect