Evaluation of Aboveground Nitrogen Content of Winter Wheat Using Digital Imagery of Unmanned Aerial Vehicles.

Sensors (Basel) · 2019 · PMC6832936 · PMID 31614815

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

extremely significantno p-value reported

Such studies have shown that there are significant or extremely significant correlations between crop canopy parameters’ digital image from UAVs and biophysical parameters of crops, such as leaf area index (LAI) [ 22 , 23 , 24 , 25 ], biomass [ 26 , 27 , 28 , 29 , 30 ], nitrogen nutrition index [ 31 ], grain yield [ 32 ], and nitrogen content [ 33 , 34 , 35 , 36 , 37 ].

also in 7,787 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.