异常指数是负值，显示为褐色，表明植株较5月底至6月初的平均水平不健康(或者是不复存在——对于已经收割的土地而言)。

The anomaly is negative, shown in brown, indicating that plants were less healthy (or gone, in the case of harvested fields) than average for the end of May and early June.

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异常指数是负值，显示为褐色，表明植株较5月底至6月初的平均水平不健康(或者是不复存在——对于已经收割的土地而言)。

The anomaly is negative, shown in brown, indicating that plants were less healthy (or gone, in the case of harvested fields) than average for the end of May and early June.

youdao