The FUE increased with single applying N and combination applying of P, but the FUE was generally lower in fieldcomparison experiment.
两试验中氮肥单施、磷肥配施的肥料利用率较其它处理的高，大田对比试验中氮、磷肥利用率普遍较低。
2
The WUE increased respectively by 24.1% and 95.2% in NP treatment in two experiment; Comparing with long term experiment, the WUE in fieldcomparison experiment increased by 46.5% to 290.0%.
By comparison, several field and laboratory studies show that drivers talking on cellphones are four times more likely to cause a crash than other drivers.