官方服务：
资源简介：
site - site ID; treeid - tree ID; acorns - acorn count
应用场景：
创建时间：
2019-01-01
相关数据集
Number of Tree Seeds 1997
Tree seed production indicator: number of tree seeds per plot (sum of all four subplots within each cluster-plot), by species, at Bear Brook Watershed, Maine, in 1997.
DataONE2020-01-31 更新80
Number of Tree Seeds 1998
Tree seed production indicator: number of tree seeds per plot (sum of all four subplots within each cluster-plot), by species, at Bear Brook Watershed, Maine, in 1998.
DataONE2023-05-10 更新60
Masting is shaped by tree-level attributes and stand structure, more than climate, in a Rocky Mountain conifer species
Many tree species mast, meaning seed production is highly variable from year to year and synchronous within a stand, but this phenomenon remains poorly understood. To better understand how a changin
DataCite Commons2025-05-01 更新30
Picea glauca masting data across North America
The database includes 771 yearly observations of seed production of Picea glauca from year 1950 to 2017, spanning four regions of North America (Alaska, USA; and Yukon, Alberta, and Quebec in Canada).
NIAID Data Ecosystem60
Number of Tree Seeds 1997
Tree seed production indicator: number of tree seeds per plot (sum of all four subplots within each cluster-plot), by species, at Bear Brook Watershed, Maine, in 1997.
DataONE2023-05-10 更新50
