氮素用量对膜下滴灌甜瓜产量以及氮素平衡、硝态氮累积的影响
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薛亮,马忠明,杜少平,冯守疆,冉生斌
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Effects of Application of Nitrogen on Melon Yield, Nitrogen Balance and Soil Nitrogen Accumulation Under Plastic Mulching with Drip Irrigation
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XUE Liang,MA ZhongMing,DU ShaoPing,FENG ShouJiang,RAN ShengBin
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表2 不同处理对甜瓜产量、干物质累积和品质的影响
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Table 2 Effects of different treatment on yield, biomass and quality of muskmelon
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处理
Treatment | 单瓜重
Average fruit weight (kg) | 商品率
Commodity rate (%) | 商品瓜产量
Yield (kg·hm-2) | 干物质量
Biomass (kg·hm-2) | 可溶性固形物含量
Soluble solid (%) | | 2016 | 2017 | 2016 | 2017 | 2016 | 2017 | 2016 | 2017 | 2016 | 2017 | | N0 | 1.88d | 1.89d | 76.73 | 75.30 | 28866d | 28478d | 5632d | 5501d | 12.05 | 11.56 | | N60 | 1.99c | 2.00c | 82.75 | 81.37 | 32949c | 32563c | 6121c | 6068c | 12.64 | 12.81 | | N120 | 2.14b | 2.16b | 85.95 | 84.02 | 36803b | 36315b | 6726b | 6581b | 13.15 | 13.06 | | N180 | 2.31a | 2.28a | 86.37 | 84.76 | 39925a | 38668a | 7291ab | 6996ab | 14.24 | 14.59 | | N240 | 2.33a | 2.30a | 86.09 | 84.55 | 40138a | 39138a | 7433a | 7256a | 14.47 | 13.98 |
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