短語(yǔ)詞組短語(yǔ)methods for phenological observation 物候觀測(cè)法agricultural phenological observation 農(nóng)業(yè)物候觀測(cè)natural phenological observation 自然物候觀測(cè)phenological observation network 物候觀測(cè)網(wǎng)phenological observation of medicinal plants 藥用植物物候觀測(cè) 返回 phenological observation