“…In agricultural information collection facilities, the domestic agricultural production environmental monitoring, fertilizer and water testing, heavy metal detection sensor equipment, data collection terminals in kind, function, sensitivity, stability (Zhang et al, 2012;Gg et al, 2012). Cost has not yet reached large-scale application of the Internet of Things requirements need to be further towards miniaturization, precision, sensitivity development; crop performance information perception sensor body also heavily dependent on imports, the cost is high.…”