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2 滴灌肥水用量对冬春茬黄瓜商品产量、瓜条数、单瓜重和肥水利用效率的影响

Table 2 Commercial yield, fruit number, signal fruit weight and water and fertilizer use efficiencies of drip irrigated cucumber as affected by the different water and fertilizer rates

处理 Treatment 商品瓜 Marketable cucumber 肥料利用效率Fertilization use efficiency (kg·kg-1) 总产量 Total fruit yield (t·hm-2) 瓜条数 Total fruit number (×104·hm-2) 单瓜重 Signal fruit weight (g) 灌水利用效率及肥料利用效率 Irrigation use efficiency (kg·m-3) 灌水量 Irrigation rate W1 160.8 b 86.9 b 185.8 a 86.4 W2 178.7 a 93.0 a 192.1 a 59.6 W3 181.4 a 93.8 a 193.5 a 43.8 施肥量 Fertilization rate F1 167.0 B 86.7 B 192.9 A 296.9 F2 173.8 AB 92.2 A 188.4 A 201.5 F3 180.1 A 94.7 A 190.1 A 154.9 P值 P value W <0.01** 0.03* 0.06 — — F 0.01* 0.02* 0.37 — — W×F 0.45 0.62 0.87 — —