Effects of Different Harvest Times on Nutritional Component of Herbaceous Peony Flower Petals

Table 1

The mineral elements content of developmental P. lactiflora petals (μg/g DW).

Element	Cultivar	S1	S2	S3	S4
Na	Dafugui	30.34 ± 0.03^c	44.72 ± 0.02^c	54.62 ± 0.09^b	82.82 ± 0.18^a
	Hongyan Zhenghui	42.70 ± 0.18^b	65.51 ± 0.12^a	48.61 ± 0.08^b	62.36 ± 0.16^a
	Yangfei Chuyu	20.96 ± 0.10^d	41.06 ± 0.11^c	64.05 ± 0.24^a	49.17 ± 0.09^b
Mg	Dafugui	1342.36 ± 37.04^a	959.55 ± 47.38^bc	810.85 ± 24.55^c	1178.99 ± 38.93^ab
	Hongyan Zhenghui	1091.03 ± 20.34^b	1127.32 ± 30.42^b	1063.27 ± 40.31^b	1273.48 ± 20.46^a
	Yangfei Chuyu	1264.32 ± 50.31^a	1171.43 ± 20.54^b	1134.75 ± 20.12^b	1262.63 ± 10.44^a
K	Dafugui	10514.52 ± 20.32^a	8194.57 ± 40.15^b	6723.68 ± 40.23^b	7871.38 ± 36.56^b
	Hongyan Zhenghui	9633.46 ± 20.35^c	10859.27 ± 10.66^b	10167.22 ± 10.54^bc	12253.63 ± 20.01^a
	Yangfei Chuyu	11643.75 ± 30.63^a	10432.46 ± 40.54^b	10583.33 ± 20.36^ab	11392.76 ± 10.59^ab
Ca	Dafugui	1342.37 ± 10.44^b	1193.35 ± 7.33^cd	993.87 ± 30.01^d	2304.77 ± 11.20^a
	Hongyan Zhenghui	848.67 ± 10.66^d	1012.54 ± 10.41^c	1476.46 ± 20.22^b	2493.13 ± 13.03^a
	Yangfei Chuyu	1634.11 ± 20.66^d	1882.43 ± 13.05^c	2319.76 ± 31.03^b	3038.46 ± 8.79^a
Mn	Dafugui	1.71 ± 0.01^d	2.92 ± 0.01^c	7.78 ± 0.02^a	3.73 ± 0.00^b
	Hongyan Zhenghui	1.14 ± 0.00^c	5.16 ± 0.02^b	8.44 ± 0.02^a	4.72 ± 0.00^b
	Yangfei Chuyu	1.84 ± 0.02^c	4.64 ± 0.01^b	6.67 ± 0.01^a	4.61 ± 0.01^b
Fe	Dafugui	53.50 ± 0.05^c	72.72 ± 0.62^b	57.25 ± 0.08^c	138.99 ± 0.11^a
	Hongyan Zhenghui	50.33 ± 0.28^c	56.24 ± 0.18^c	77.42 ± 0.11^b	149.72 ± 0.10^a
	Yangfei Chuyu	48.70 ± 0.25^c	64.91 ± 0.08^b	49.39 ± 0.11^c	95.72 ± 0.11^a
Ni	Dafugui	1.44 ± 0.03^a	1.71 ± 0.05^a	1.20 ± 0.01^a	2.17 ± 0.03^a
	Hongyan Zhenghui	1.52 ± 0.01^b	1.93 ± 0.01^ab	1.68 ± 0.00^ab	1.99 ± 0.01^a
	Yangfei Chuyu	1.71 ± 0.01^bc	1.54 ± 0.01^c	1.96 ± 0.01^ab	2.33 ± 0.00^a
Zn	Dafugui	25.50 ± 0.09^a	20.53 ± 0.11^bc	18.67 ± 0.23^c	23.19 ± 0.06^bc
	Hongyan Zhenghui	22.44 ± 0.10^a	18.71 ± 0.02^bc	16.69 ± 0.03^c	20.76 ± 0.01^ab
	Yangfei Chuyu	26.50 ± 0.01^a	24.41 ± 0.01^b	22.76 ± 0.01^c	24.54 ± 0.07^b
Mo	Dafugui	1.92 ± 0.01	—	—	—
	Hongyan Zhenghui	—	—	—	—
	Yangfei Chuyu	—	—	—	—
Cr	Dafugui	—	—	—	—
	Hongyan Zhenghui	—	—	—	—
	Yangfei Chuyu	—	—	—	—

Note: — means not detected.