Scientia Agricultura Sinica

Figure/Table detail

Quantitative Analysis of Driving-Factors of Soil Acidification in Qiyang County, Hunan Province

ZHOU HaiYan,XU MingGang,CAI ZeJiang,WEN ShiLin,WU HongHui

Scientia Agricultura Sinica, 2019, 52(8): 1400-1412. DOI: 10.3864/j.issn.0578-1752.2019.08.010

林木类型 Tree species	面积 Area (hm²)	生物量 Biomass (kg·hm^-2)			树干养分含量 Element content in stem wood (%)					树枝养分含量 Element content in branch wood (%)					树皮养分含量 Element content in bark wood (%)
林木类型 Tree species	面积 Area (hm²)	树干Stem	树枝 Branch	树皮Bark	N	P	K	Ca	Mg	N	P	K	Ca	Mg	N	P	K	Ca	Mg
湿地松 Slash pine	21080	34059	9874	7095	0.194	0.008	0.105	0.214	0.019	0.485	0.036	0.256	0.867	0.07	0.266	0.018	0.086	0.309	0.031
杉木 Fir	20876	62406	9664	8386	0.075	0.007	0.031	0.067	0.015	0.443	0.032	0.289	0.543	0.207	0.283	0.024	0.231	0.432	0.045
马尾松Pine	7905	67400	12100	5910	0.17	0.014	0.121	0.235	0.05	0.381	0.026	0.143	0.164	0.099	0.477	0.042	0.353	0.856	0.144
竹 Bamboo	7108	42685	3488	-	0.247	0.016	0.225	0.013	0.029	0.386	0.017	0.108	0.015	0.02	-	-	-	-	-

Table 4 Wood biomass, element contents in stem wood and branches for typical timber forests

Other figure/table from this article

Table 10 Soil buffer capacity and H⁺ net production of wheat-corn long-term experiment in Qiyang County
Fig. 1 The changes of simulated value and measured value of soil pH in different years
Fig. 2 Comparison of simulated value and measured value of soil pH
Table 2 Grain dry matter yield and element contents in seeds and straws for typical crops
Table 1 Element input of main crops and orange
Table 3 Input-output fluxes of N in typical agricultural systems
Table 5 Wood biomass, element contents in stem, branches and fruits for typical economic forests
Table 6 Grain dry matter yield and element contents for long term experiment of wheat-corn
Table 7 H⁺ production of acidity-inducing factors among the different land use patterns
Table 8 H⁺ production of acidity-inducing factors among the six main crop systems
Table 9 H⁺ production of acidity-inducing factors among the seven main woodland systems