氮肥与生物炭互作对设施番茄生长及根结线虫病害的影响

周琦, 吴芳, 王振龙, 徐志鹏, 邓超超, 施志国, 张靖, 宿翠翠, 余亚琳, 周彦芳

Effects of Nitrogen Fertilizer and Biochar Application Rate Interaction on Growth and Root-Knot Nematode Disease of Greenhouse Tomatoes

Zhou Qi, Wu Fang, Wang Zhenlong, Xu Zhipeng, Deng Chaochao, Shi Zhiguo, Zhang Jing, Su Cuicui, Yu Yalin, Zhou Yanfang

表5 氮肥、生物炭和二者互作对番茄生长、产量、品质、光合特性及根结线虫指标影响

Table 5 Effects of nitrogen, biochar and their interaction on tomato growth, yield and quality, photosynthetic characteristics and root-knot nematode indicators

项目 Item 因素Factor 施氮量 Nitrogen rate (N) 施生物炭量 Biochar rate (C) 互作 效应 (N×C) 株高Plant height + + + ns 茎粗Stem diameter + + + + + + 叶面积Leaf area + + + + + + Pn + + + + + + Gs + + + + ns Ci + + + + + + Tr + + + ns SPAD + + + ns 产量Yield + + + + + + 单果重Single fruit weight + + + + + 单果直径Single fruit diameter + + + + + + 番茄红素Lycopene + + + + + + 可溶性糖Soluble sugar + + + + + + Vc + + + + + + 根重Root weight + + + ns 根结数Number of root-knots + + + + + + 线虫数Number of nematodes + + + + + + 虫卵数Egg mass + + + + + +