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1963—2018年中国垂柳和榆树开花始期积温需求的时空变化
陶泽兴
1
(
), 葛全胜
1
,
2
, 王焕炯
1
(
)
Spatio-temporal variations in the thermal requirement of the first flowering dates of
Salix babylonica
and
Ulmus pumila
in China during 1963-2018
TAO Zexing
1
(
), GE Quansheng
1
,
2
, WANG Huanjiong
1
(
)
图1.
两种木本植物物候观测站点分布
Fig. 1.
Distribution of the phenological observation sites for two woody plants