Relationships Between the Leaf Respiration of Soybean and Vegetation Indexes and Leaf Characteristics

Jin WANG; Shu-tao CHEN; Si-cheng DING; Xue-wen YAO; Miao-miao ZHANG; Zheng-hua HU

doi:10.3964/j.issn.1000-0593(2022)05-1607-07

Journals >Spectroscopy and Spectral Analysis >Volume 42 >Issue 5 >Page 1607 > Article

Spectroscopy and Spectral Analysis
Vol. 42, Issue 5, 1607 (2022)

Relationships Between the Leaf Respiration of Soybean and Vegetation Indexes and Leaf Characteristics

Jin WANG^{1,1; 2;}, Shu-tao CHEN^{1,1; 2; *;}, Si-cheng DING^{1,1; 2;}, Xue-wen YAO^{1,1; 2;}..., Miao-miao ZHANG^{1,1; 2;} and Zheng-hua HU^2,2;|Show fewer author(s)

Author Affiliations

¹1. Jiangsu Key Laboratory of Agricultural Meteorology, Nanjing University of Information Science and Technology, Nanjing 210044, China

²2. School of Applied Meteorology, Nanjing University of Information Science and Technology, Nanjing 210044, China

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DOI: 10.3964/j.issn.1000-0593(2022)05-1607-07 Cite this Article

Jin WANG, Shu-tao CHEN, Si-cheng DING, Xue-wen YAO, Miao-miao ZHANG, Zheng-hua HU. Relationships Between the Leaf Respiration of Soybean and Vegetation Indexes and Leaf Characteristics[J]. Spectroscopy and Spectral Analysis, 2022, 42(5): 1607 Copy Citation Text

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Seasonal changes in the respiration of a single leaf and leaf respiration coefficient(a): Reasonal of a single leaf; (b): Leaf respriration coefficient

Fig. 1. Seasonal changes in the respiration of a single leaf and leaf respiration coefficient
(a): Reasonal of a single leaf; (b): Leaf respriration coefficient

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Fig. 2. Seasonal changes in the NDVI (a), DVI (b), RVI (c), EVI (d), PRI (e) and RECI (f)

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Fig. 3. Relationships between the observedrespiration of a single leaf and respiration coefficient and the modeled respiration of a single leaf and respiration coefficient
(a): Reasonal of a single leaf; (b): Leaf respriration coefficient

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公式	文献
NDVI=(R₈₀₀-R₆₇₀)/(R₈₀₀+R₆₇₀)	[16]
DVI=R₈₀₀-R₆₇₀	[14, 17]
RVI=R₈₀₀/R₆₇₀	[14, 17]
EVI=2.5(R₈₀₀- R₆₇₀)/(1+R₈₀₀+6 R₆₇₀-7R₄₇₉)	[18]
PRI=(R₅₃₁-R₅₇₀)/(R₅₃₁+R₅₇₀)	[14, 17]
RECI=R₇₅₀/R₇₁₀-1	[14]

Table 1. Functions to compute vegetation indexes

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		单片叶片呼吸	呼吸系数	气温	NDVI	DVI	RVI	EVI	PRI	RECI	SPAD值	鲜重	干重	含水量	叶面积	比叶面积
呼吸系数	r	0.671
	p	0.002
气温	r	0.595	0.554
	p	0.009	0.017
NDVI	r	0.016	0.196	0.669
	p	0.950	0.436	0.002
DVI	r	-0.076	0.014	0.078	0.003
	p	0.763	0.956	0.759	0.991
RVI	r	0.047	0.220	0.655	0.939	0.139
	p	0.853	0.381	0.003	0.000	0.583
EVI	r	-0.065	0.033	0.141	0.083	0.988	0.195
	p	0.796	0.897	0.578	0.742	0.000	0.437
PRI	r	0.597	0.275	0.624	0.234	0.163	0.390	0.169
	p	0.009	0.270	0.006	0.350	0.518	0.110	0.503
RECI	r	0.529	0.329	0.801	0.608	0.039	0.698	0.080	0.891
	p	0.024	0.183	0.000	0.007	0.877	0.001	0.752	0.000
SPAD值	r	0.099	-0.537	-0.061	-0.271	-0.180	-0.305	-0.205	0.105	0.022
	p	0.696	0.022	0.809	0.277	0.476	0.218	0.414	0.678	0.932
鲜重	r	-0.337	-0.693	-0.214	0.149	-0.121	0.054	-0.093	-0.234	-0.109	0.417
	p	0.171	0.001	0.393	0.555	0.631	0.830	0.714	0.350	0.667	0.085
干重	r	-0.196	-0.757	-0.244	-0.100	-0.224	-0.206	-0.215	-0.144	-0.120	0.750	0.893
	p	0.435	0.000	0.329	0.693	0.372	0.412	0.391	0.569	0.636	0.000	0.000
含水量	r	-0.290	0.045	0.092	0.602	0.142	0.592	0.200	-0.186	0.068	-0.585	0.399	-0.050
	p	0.243	0.861	0.716	0.008	0.575	0.010	0.437	0.461	0.788	0.011	0.101	0.843
叶面积	r	0.161	-0.381	0.271	0.221	-0.084	0.157	-0.038	0.326	0.371	0.506	0.767	0.768	0.180
	p	0.522	0.119	0.277	0.377	0.742	0.533	0.880	0.186	0.129	0.032	0.000	0.000	0.474
比叶面积	r	0.224	0.736	0.459	0.427	0.229	0.494	0.263	0.248	0.335	-0.860	-0.509	-0.792	0.497	-0.298
	p	0.371	0.000	0.055	0.077	0.361	0.037	0.291	0.322	0.174	0.000	0.031	0.000	0.036	0.230
氮含量	r	0.564	0.191	0.435	0.002	-0.356	-0.148	-0.310	0.298	0.329	0.450	0.058	0.288	-0.372	0.502	-0.166
	p	0.015	0.448	0.071	0.994	0.147	0.557	0.211	0.229	0.183	0.061	0.820	0.246	0.128	0.034	0.511

Table 2. Pearson's correlation between the leaf respiration and air temperature, NDVI, DVI, RVI, EVI, PRI and RECI, SPAD value, fresh mass, dried mass, water content, area, specific leaf area and nitrogen content of leaf

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