Intercropping frost-sensitive legume crops with winter oilseed rape reduces weed competition, insect damage, and improves nitrogen use efficiency | OCL

Open Access

Table 5

p-values, levels of significance (and estimated regression coefficients) and multiple R-squared of the regressions (WOR = winter oilseed rape; CP = companion plants; ADW = aerial dry weight; ANC = aerial N content, [N] = aerial N concentration).


	Explanatory variables			R²
Variables to explain
	CP ADW	CP [N]	CP ADW^∗ [N]

WOR ANC deviation from sole	0.42367	0.83613	0.07515	0.04873
WOR at G4
Grain yield deviation from sole	0.02436^∗	0.02116^∗	0.55770	0.096
WOR	(–0.005697)	(14.602003)

^∗

Significant effect ().

^∗∗

Very significant effect ().

^∗∗∗

Highly significant effect (p< 0.001).

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