基于Sentinel-2的海南耕地复种指数监测及时空变化分析

郭佳炜,叶回春,聂超甲,崔贝,黄文江,刘付程,邹彦龙

Monitoring and Spatial-temporal Variation of Multiple Cropping Index based on Sentinel-2 in Hainan

Jiawei Guo,Huichun Ye,Chaojia Nie,Bei Cui,Wenjiang Huang,Fucheng Liu,Yanlong Zou

表3 2016—2020年海南省耕地复种指数年际变化情况

Table 3 Interannual change of multiple cropping index of cultivated land in Hainan Province from 2016 to 2020

种植模式变化	2016—2020 年际变化	2016—2018 年际变化	2018—2020 年际变化
无变化	39.78%	42.98%	42.41%
休耕→单季	3.96%	3.63%	1.72%
休耕→两季	2.83%	2.42%	0.64%
休耕→三季	0.68%	0.40%	0.13%
单季→休耕	0.68%	0.92%	0.78%
单季→两季	15.38%	16.53%	15.84%
单季→三季	4.23%	3.29%	3.96%
两季→休耕	0.45%	0.46%	0.38%
两季→单季	19.26%	16.83%	18.58%
两季→三季	6.20%	6.02%	6.44%
三季→单季	2.49%	2.49%	3.79%
三季→两季	4.04%	4.04%	5.33%