日光温室冬春茬黄瓜滴灌的肥水优化管理

李若楠,黄绍文,史建硕,王丽英,唐继伟,张怀志,袁硕,翟凤芝,任燕利,郭丽

Optimization Management of Water and Fertilization for Winter-Spring Cucumber Under Greenhouse Drip Irrigation Condition

RuoNan LI,ShaoWen HUANG,JianShuo SHI,LiYing WANG,JiWei TANG,HuaiZhi ZHANG,Shuo YUAN,FengZhi ZHAI,YanLi REN,Li GUO

表3 滴灌肥水用量对冬春茬黄瓜产瓜盛期品质的影响

Table 3 Fruit qualities of drip irrigated cucumber as affected by the different water and fertilizer rates

处理 Treatment 硝酸盐 Nitrate content (mg·kg-1) 可溶性糖 Soluble sugar content (mg·g-1) Vc (mg·100 g-1) 可溶性固形物 Soluble solids content (%) 果实含水量 Fruit water content (%) 灌水量 Irrigation rate W1 269.7 a 57.1 a 1.2 a 3.9 a 96.6 a W2 267.3 a 53.7 a 1.2 a 3.6 b 96.8 a W3 255.0 a 53.6 a 1.1 a 3.5 b 96.9 a 施肥量 Fertilization rate F1 247.4 B 55.9 A 1.1 A 3.7 A 96.7 A F2 261.1 AB 54.5 A 1.2 A 3.7 A 96.8 A F3 283.5 A 54.0 A 1.2 A 3.7 A 96.8 A P值 P value W 0.51 0.08 0.60 0.02* 0.14 F 0.05* 0.48 0.45 0.80 0.62 W×F 0.95 0.87 0.63 0.91 0.24