Table 1.

Coefficients of determination for the relationship between crop biomass density and mean reflection height for small ranges < 2.50 m [2]

Crop cultivar	Growth stages	No. of plots	Regression	R2
Oilseed rape	51-61	8	1) hRmean = 0.090 FMD	0.92
		8	2) hRmean = 0.077 FMD	0.97
Winter rye	31-69	13	1) hRmean = 0.146 FMD	0.91
		13	2) hRmean = 0.116 FMD	0.90
Winter wheat	30-59	10	1) hRmean = 0.091 FMD	0.94
		10	2) hRmean = 0.074 FMD	0.96
Grassland	-	8	1) hRmean = 0.153 FMD	0.61
		8	2) hRmean = 0.099 FMD	0.48

¹⁾LASE-sensor

²⁾ACUITY-sensor