Effects of nitrogen rates on yield, yield components, and other related attributes of different rapeseed (Brassica napus L.) varieties | OCL

Open Access

Table 3

Mean effect of year, variety, and nitrogen rate on yield and yield components in rapeseed (averaged data over two years).

Source of variation	Plant height (cm)	Number of primary branches	Number of secondary branches	Pods plant⁻¹	Seeds pod⁻¹	1000-seed weight (g)
Variety (V)
Narjisse	115^b,c	4.86^a	6.02^a	148^a	22.48^b	3.71^a
Moufida	112^c	4.4^b	5.23^b	149^a	23.26^b	3.54^b
Alia	116^b	4.27^b	4.4^c	151^a	24.05^a	3.42c
Adila	119^a	4.84^a	5.73^a,b	142^a	23.78^a	3.52^b,c
Lila	122^a	4.69^a	5.24^b	139^a	23.71^a,b	3.58^b
N treatment kg ha⁻¹ (N)
0	105^b	4.3^b	4.53^b	112^b	21.78^b	3.21^d
30	111^b	4.05^b	4.43^b	117^b	22.24^b	3.46^c,d
60	123^a	4.87^a	5.74^a,b	167^a	24.23^a	3.67^b
90	125^a	5.15^a	6.39^a	180^a	25.19^a	3.81^a
Year (Y)	***	***	***	***	***	***
V	***	***	***	ns	***	***
N	***	***	***	***	***	***
V × N	*	ns	ns	*	ns	ns
Y × N	***	*	***	***	**	***
Y × V	ns	***	***	*	**	ns
Y × V × N	ns	*	*	**	ns	ns

ns: not significant; *, **, and ***: significant at 0.05, 0.01, and 0.001 probability level, respectively. For each main effect, values within columns followed by the same letters are not significantly different.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.