**Table 1:** Physical properties of the NACRE models.
M	t(H)^a	$M_{{\rm c},{\rm H}}^b$	t(He)^a	$M_{\rm c,He}^c$	$M_{\rm 1dup}^d$	$M_{\rm 2dup}^e$	$\delta(M_{\rm 2dup})^f$
3.0	276	0.72	56	0.28	0.85	0.78	0.01
3.5	195	0.93	33	0.32	1.19	0.84	0.05
4.0	145	1.04	23	0.36	1.50	0.87	0.15
4.5	112	1.21	16	0.44	1.86	0.90	0.26
5.0	90	1.40	12	0.48	2.10	0.93	0.37
5.5	75	1.57	10	0.57	2.42	0.97	0.48
6.0	63	1.85	7.6	0.62	2.70	1.00	0.58
6.5	54	2.05	6.3	0.70	2.85	1.05	0.68

^a Times are expressed in Myr.
^b Maximum extension (in $M_{\odot }$ ) of the convective core during H-burning.
^c Maximum extension (in $M_{\odot }$ ) of the convective core during He-burning.
^d Mass coordinate (in $M_{\odot }$ ) of the innermost layer reached during the first dredge-up.
^e Mass coordinate (in $M_{\odot }$ ) of the innermost layer reached during the second dredge-up.
^f Amount (in $M_{\odot }$ ) of dredged-up material nuclearly processed by CNO burning.

Source LaTeX | All tables | In the text

	1 Introduction
	2 The evolutionary code
	3 NACRE results
	4 NACRE vs. CF88
	5 The role of mass loss
	6 What implications for the self-pollution scenario?
	7 Conclusions
	References