The thickness of heartwood and sapwood of Platycladus orientalis and its relationship with the trunk diameter in Taihang Mountains
LI Zhen-hua, WANG Ke-xing, HUANG Yan-li
HUBEI AGRICULTURAL SCIENCES . 2024, (11): 122 -125 .  DOI: 10.14088/j.cnki.issn0439-8114.2024.11.021