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Table 4 Regression analysis of the effects of oak-related variables on the acorn production in Seoraksan and Odaesan National Parks

From: Annual and spatial variabilities in the acorn production of Quercus mongolica

Variables 2018 2019
a b F p value a b F p value
No. of oak stems 1.668 − 0.000 6.957 0.013 1.015 0.000 1.934 0.172
Stand oak DBHa − 1.407 1.959 16.355 < 0.001 − 1.782 1.840 8.284 0.007
Trap oak DBHa − 1.171 1.677 15.663 < 0.001 − 1.141 1.293 4.961 0.032
Stand oak BAa 0.852 0.318 0.862 0.360 − 0.477 0.853 4.823 0.034
  1. a intercept, b regression coefficient, stand DBH average oak DBH in stand, trap DBH average oak DBH by trap, stand BA oak basal area in stand
  2. alog10-transformed, p < 0.05 in bold