基于NDVI的秦岭山地植被遥感物候及其与气温的响应关系——以陕西境内为例

马新萍, 白红英, 贺映娜, 秦进

The Vegetation Remote Sensing Phenology of Qinling Mountains Based on NDVI and It‘s Response to Temperature： Taking Within the Territory of Shaanxi as An Example

Xin-ping MA, Hong-ying BAI, Ying-na HE, Jin QIN

表1 始末期NDVI与各时期气温的相关系数

Table 1 The correlation coefficient of temperature at each period and NDVI in phenology beginning and the end period

始期气温 有效气温 T1 T2 T3 T4 T5 T6 始期NDVI 0.643** 0.823** 0.754** 0.751** 0.798** 0.855** -0.225 -0.520** 末期NDVI -0.040 0.501** 0.651** 0.561** 0.460** 0.169 -0.582** -0.723** 末期气温 T-6 T-7 T-8 T-9 T-10 T-11 T-12 始期NDVI 0.231 -0.553** -0.428* 0.194 -0.534 0.252 0.259 0.001 末期NDVI 0.879** -0.631** -0.680** -0.989** -0.991** -0.949** 0.391 0.981**