基于沙培温室番茄生长特性确定水分传感器最佳埋设位置研究.pdfVIP

Agricultural Science Technology, 2016 , 17(12): 2877 2884 Copyright ( 2016 , Information I~~iitute ~I HÀAS. AII rights reserved Agric ultural Engineering and Agric ultural Machinery Study on Determination of the Best Setting Position for Moisture Sensor Based on Growth Characteristics of Greenhouse Tomato in Sand Culture Jiaqi ZHENG , Jianshe U . , Yanming GAO , Kai QIAO Ningx陆 Univers植y College 01 Agriculture , Yinchuan 750021 , China Abstract The study was conducted to study the rational setting position 01 sand 基于沙培温室番茄生长特性确 moisture sensor in real-time control irrigation system lor greenhωse tomato. S议 定水分传感器最佳埋设位置研 treatments were designed a∞:ording to hOlÌzontal distance and vert比al depth Irom 庐矗『 sensor to dlÌpper, diflerent upper and Ic阳er water content limits were set lor differ- 7l. ent growth stages, and indexes including tomato growth , rl∞t ， photosynthetic param- eter, quality, WUE and yield were systematically analyzed. The result showed that it 郑佳琦，李建设· ，高花明，乔凯 (宁夏大学农 is suitable to bury soil moisture sensor in sand lield with a vert比al depth and a 学院，宁夏银川 75∞21 ) horizontal distance both 01 10 cm Irom the dlÌpper 摘 要 为研究实时控制滋i既系统中温室番 Key words Tαnato; Sand ; Soil moisture sensor 茄的沙地水分传感费品合理埋设位置，将传感苦苦 距淌头水平距离与距淌头垂直距离l 结合后设 定 6个处理，不同生育期水分传感器设定不同 teristics of di何erent crops, moisture 的土壤含7t盘上下限，系统分析了沙培番茄生 T Mestab!叫t …mer­ cialized agricultural sand in- probes should be buried with a depth 长、粮系、光合参数、品质、WUE、产量等指标，