Table 1. Cotesia glomerata; time series.

Time after conditioning	Treatment
1 h	Conditioning treatment	X2 2 = 16.25	P<0.001
	• P. rapae on nasturtium
	• P. brassicae on nasturtium
	• P. brassicae on Brussels sprouts
	Block (experimental day)*	X2 3 = 11.30	P<0.001
4 h	Conditioning treatment	X2 2 = 4.17	P = 0.016
	• P. rapae on nasturtium
	• P. brassicae on nasturtium
	• P. brassicae on Brussels sprouts
	Block (experimental day)*	X2 3 = 3.00	P = 0.030
24 h	Host-species	X2 1 = 2.41	P = 0.121
	• P. rapae
	• P. brassicae
	Plant species used for conditioning	X2 1 = 43.79	P<0.001
	• nasturtium
	• Brussels sprouts
	Host-species * plant species used for conditioning	X2 1 = 6.49	P = 0.011
	Block (experimental day)*	X2 5 = 1.35	P = 0.238

^*None of the interaction effects between block and treatment factors were significant (α = 0.05).

GLM with binomial distribution of error variance and a logit-link function. Response variable: Percentage choice for nasturtium (Fig. 1).