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宿州市維桥区不同种植密度对紧凑型夏玉米产量影响研究结果表明,当地夏玉米适宜的种植密度是67 500~75 000株/hm2,60 000株/hm2以下产量显著降低,75 000株/hm2以上产量增加不显著。
The results showed that the suitable planting densities of summer maize were 67 500 ~ 75 000 plants / hm2, 60 000 plants / hm2, the yield was significantly reduced, 75 000 plants / hm2 above yield increase is not significant.