Decomposition characteristics of vegetation litter of <i>Suaeda salsa </i>and <i>Spartina alterniflora</i> in saltmarsh of the Yellow River Estuary, China

Fang-fang WANG; Jia-guo YAN; Xu MA; Dong-dong QIU; Bao-shan CUI

doi:10.31497/zrzyxb.20200219

Journal of Natural Resources, Volume. 35, Issue 2, 480(2020)

Decomposition characteristics of vegetation litter of Suaeda salsa and Spartina alterniflora in saltmarsh of the Yellow River Estuary, China

Fang-fang WANG... Jia-guo YAN, Xu MA, Dong-dong QIU and Bao-shan CUI* |Show fewer author(s)

Author Affiliations

School of Environment, State Key Laboratory of Water Environment Simulation, Beijing Normal University, Beijing 100875, China

show less

Abstract Get PDF(in Chinese)

Figures & Tables(7)

Fig. 1. Variations of litter mass remaining rates with decomposition time

Download full size

View in Article

Fig. 2. Variations of C, N and C/N contents in Suaeda salsa and Spartina alterniflora during decomposition in the study area

Download full size

View in Article

Fig. 3. Variations of carbon accumulation index (CAI) and nitrogen accumulation index (NAI) of Suaeda salsa and Spartina alterniflora during decomposition in the study area

Download full size

View in Article

Table 1. The environmental features of our study sites

View table

View in Article

Table 1. The environmental features of our study sites

样地	土壤特征					潮汐特征
样地	盐度 /‰	pH	含水率 /%	有机碳 /(g/kg)	总氮 /(g/kg)	平均水深 /cm	平均淹水时长 /(h/d)	平均淹水频率 /(次/月)
A	2.4±0.2 a	8.5±0.04 bc	27.5±0.2 bc	1.41±0.29 a	0.191±0.011	9.3	14.5	30.0
B	4.7±0.5 b	8.4±0.03 b	27.8±1.2 c	1.79±0.25 ab	0.185±0.017	8.2	11.8	11.1
C	2.7±0.2 a	8.2±0.10 a	26.4±0.7 ab	2.12±0.49 b	0.222±0.031	6.8	8.6	6.3
D	2.4±0.1 a	8.7±0.07 c	25.8±0.4 a	2.86±0.33 c	0.268±0.015	5.0	4.4	4.0

Table 2. The decomposition rates of litter in different sites

View table

View in Article

Table 2. The decomposition rates of litter in different sites

物种	样地	方程式	k/d^-1	R²	P	t_0.95/年
盐地碱蓬	A	y=-0.00191 t-0.08284	0.00191	0.798	0.069	4.18
	B	y=-0.00186 t-0.07978	0.00186	0.789	0.074	4.30
	C	y=-0.00173 t-0.03647	0.00173	0.888	0.038	4.69
	D	y=-0.00194 t-0.04912	0.00194	0.890	0.037	4.16
互花米草	A	y=-0.00194 t+0.03549	0.00194	0.937	0.021	4.28
	B	y=-0.00234 t-0.02206	0.00234	0.977	0.008	3.48
	C	y=-0.0014 t-0.00752	0.00140	0.992	0.003	5.72
	D	y=-0.00134 t+0.02231	0.00134	0.955	0.015	6.17

Table 3. Correlation coefficients between litter mass remaining and decomposition rates and environmental factors

View table

View in Article

Table 3. Correlation coefficients between litter mass remaining and decomposition rates and environmental factors

相关系数	盐度	含水率	pH	淹水频率
W_t/W₀（盐地碱蓬）	-0.118	-0.238	-0.196	-0.199
W_t/W₀（互花米草）	-0.478^*	-0.410^*	0.185	-0.338
分解速率（盐地碱蓬）	-0.147	0.004	0.899^**	-0.036
分解速率（互花米草）	0.775^**	0.782^**	-0.029	0.763^**

Table 4. Comparative analysis of litter decomposition between the Yellow River Estuary saltmarsh wetland and other typical wetlands

View table

View in Article

Table 4. Comparative analysis of litter decomposition between the Yellow River Estuary saltmarsh wetland and other typical wetlands

研究区	野外位置	分解部位	凋落物种类	分解位置	初始C 含量/%	初始N 含量/%	C/N	分解速率/a^-1	分解时间	参考文献
长江口九段沙	盐沼区	地上部分	互花米草	地表	70.16±3.21	0.66±0.01	106.3±2.98	1.83	257 d	Liao等^[32]
			芦苇		45.54±0.05	1.07±0.02	41.63±0.88	1.27
			海草		35.76±0.02	1.55±0.02	23.07±0.23	2.96
闽江河口鳝鱼滩湿地	靠近潮沟区	地上部分	芦苇	地表	40.05±0.54	11.98±0.48	33.64±1.09	1.40	280 d	仝川等^[14]
			短叶茳芏		40.34±0.19	10.35±0.15	39.04±0.67	1.92
			互花米草		41.90±0.18	5.92±0.34	71.80±3.66	1.51
	远离潮沟区	地上部分	芦苇	地表	40.05±0.54	11.98±0.48	33.64±1.09	1.16
			短叶茳芏		40.34±0.19	10.35±0.15	39.04±0.67	1.51
			互花米草		41.90±0.18	5.92±0.34	71.80±3.66	1.34
洞庭湖湿地	淹水频率高	叶	短尖薹草	掩埋	37.61±2.31	0.944±0.091	40.16±4.74	1.13	1 a	Xie等^[28]
	淹水频率低	叶	短尖薹草	掩埋	37.61±2.31	0.944±0.091	40.16±4.74	1.09
黄河口新生潮滩	高潮滩	地上部分	芦苇	空中	41.60±0.13	0.333±0.019	125.49±7.59	0.279	571 d	Sun等^[17]
			盐地碱蓬		40.92±0.24	0.355±0.033	115.76±11.10	0.365
			碱蓬		37.33±1.17	0.455±0.014	82.08±5.06	0.405
	中潮滩		芦苇	空中	41.60±0.13	0.333±0.019	125.49±7.59	0.453
			盐地碱蓬		40.92±0.24	0.355±0.033	115.76±11.10	0.297
			碱蓬		37.33±1.17	0.455±0.014	82.08±5.06	0.420
	低潮滩		芦苇	空中	41.60±0.13	0.333±0.019	125.49±7.59	0.854
			盐地碱蓬		40.92±0.24	0.355±0.033	115.76±11.10	0.606
			碱蓬		37.33±1.17	0.455±0.014	82.08±5.06	0.73
黄河口盐沼	A	地上部分	盐地碱蓬	地表	38.64±0.46	0.68±0.042	56.70±3.84	0.697	270 d	本研究
	B		盐地碱蓬		38.64±0.46	0.68±0.042	56.70±3.84	0.679
	C		盐地碱蓬		38.64±0.46	0.68±0.042	56.70±3.84	0.631
	D		盐地碱蓬		38.64±0.46	0.68±0.042	56.70±3.84	0.708
	A	地上部分	互花米草	地表	42.57±2.24	0.46±0.053	93.76±15.97	0.708
	B		互花米草		42.57±2.24	0.46±0.053	93.76±15.97	0.854
	C		互花米草		42.57±2.24	0.46±0.053	93.76±15.97	0.511
	D		互花米草		42.57±2.24	0.46±0.053	93.76±15.97	0.489

Tools

Get Citation

Copy Citation Text

Fang-fang WANG, Jia-guo YAN, Xu MA, Dong-dong QIU, Bao-shan CUI. Decomposition characteristics of vegetation litter of Suaeda salsa and Spartina alterniflora in saltmarsh of the Yellow River Estuary, China[J]. Journal of Natural Resources, 2020, 35(2): 480

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites

Paper Information

Received: Nov. 20, 2018

Accepted: --

Published Online: Sep. 25, 2020

The Author Email: CUI Bao-shan (cuibs@bnu.edu.cn)

DOI:10.31497/zrzyxb.20200219

Topics

Resource Economy

Research Articles

Table 1. The environmental features of our study sites

Table 1. The environmental features of our study sites

Table 2. The decomposition rates of litter in different sites

Table 2. The decomposition rates of litter in different sites

Table 3. Correlation coefficients between litter mass remaining and decomposition rates and environmental factors

Table 3. Correlation coefficients between litter mass remaining and decomposition rates and environmental factors

Table 4. Comparative analysis of litter decomposition between the Yellow River Estuary saltmarsh wetland and other typical wetlands

Table 4. Comparative analysis of litter decomposition between the Yellow River Estuary saltmarsh wetland and other typical wetlands

微信扫一扫：分享