heartwood

n.

赤木质，心材；

1. The narrow band of sapwood is very similar in colour to the heartwood.
   边材的窄带颜色与心材非常相似。

Heartwood and Tree Exudates
Heartwood and tree exudates.
Heartwood formation and natural durability - a review
Heartwood Decay and Vertical Distribution of Red-Naped Sapsucker Nest Cavities
Naturally durable heartwood: evidence for a proposed dual defensive function of the extractives
Antioxidant activity of extracts from Acacia confusa bark and heartwood.
The water absorption of sapwood and heartwood of Scots pine and Norway spruce heat-treated at 170  ° C, 190  ° C, 210  ° C and...
Two new cytotoxic isoprenylated flavones, artoindonesianins U and V, from the heartwood of Artocarpus champeden.
Physiological activities of 3,3',4,5'-tetrahydroxystilbene isolated from the heartwood of Cassia garrettiana CRAIB
Use of Novel Compounds for Pest Control: Insecticidal and Acaricidal Activity of Essential Oil Components from Heartwood of Alaska Y...