Impacts of Intensified Agriculture Developments on Marsh Wetlands

Table 2

Transformation matrix of landscape and land use within the study area during the period from 1989 to 2006 (unit: km²).

1989	2006
	Marsh	River and pool	Forest	Meadow	Paddy field	Dry farmland	Other types	Total	Proportion (%)
Marsh	118.68	12.61	23.89	99.06	143.93	453.49	1.26	852.92	35.29
River and pool	22.83	86.06	8.17	45.62	9.96	64.85	1.05	238.54	9.87
Forest	6.05	10.84	39.84	15.12	31.37	86.31	0.08	189.60	7.85
Meadow	13.34	6.74	11.04	61.37	61.14	93.02	0.17	246.82	10.21
Paddy field	0.87	1.06	6.37	14.98	233.82	93.13	0.93	351.16	14.53
Dry farmland	3.76	3.19	9.71	15.13	332.45	162.5	11.02	537.76	22.25
Other types	0	0	0	0	0	0	0	0	0
Total	165.53	120.50	99.02	251.28	812.67	953.30	14.50	2416.80
Proportion (%)	6.85	4.99	4.10	10.40	33.63	39.44	0.60	100
Variation rate (%)	−80.59	−49.48	−47.77	+18.07	+131.42	+77.27	/