Quantifying Nectar Secretion Potential of Hygrophila auriculata (Schum.), Heine (Acanthaceae), and Salvia leucantha Cav. (Lamiaceae) for Honey Production

Table 2

Mean nectar concentration (%) and volume (μl) per flower at 3 hours intervals with ± (SE) of the 2 species at 6:00–18:00 hours in southwest Shewa Zone.

Time (h)	H. auriculata		S. leucantha
	Volume ± SE	Conc. ± SE	Volume ± SE	Conc. ± SE
6:00	1.8 ± 0.42^ab	11 ± 2.14^d	4.1 ± 0.3^b	24.8 ± 0.46^c
9:00	1.5 ± 0.2^b	16.6 ± 2^c	4.3 ± 0.4^b	28.1 ± 0.45^b
12:00	2.2 ± 0.18^ab	27 ± 1.5^b	4.27 ± 0.4^b	30.98 ± .51^a
15:00	2.17 ± 0.24^ab	33 ± 0.7^a	5.5 ± 0.52^a	31 ± 0.70^a
18:00	2.5 ± 0.3^a	30.1 ± 1.86^ab	4.81 ± 0.37^ab	31.7 ± 1.00^a
Mean	2.0 ± 0.13	23.5 ± 1	4.59 ± 0.18	29.3 ± 0.35

Note. treatments with the same letter are not significantly different along column.