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杨树红心在青海群众中称为“红心心病”。症状是:髓部和部分心材呈淡红色、红褐色或棕褐色,也有的呈乌黑色。发生后变色部分的材质变脆,甚至髓部和心材环状脱接,影响木材的材质和出材率,降低木材的经济价值。对于杨树发生红心的诱导因素,至今仍有许多不同的看法,1984年以来,我们结合本场的皆伐和间伐工作,把水位、土壤作为主导因素,调查了杨树红心的发生率和发生
Poplar red heart in Qinghai masses called “heart disease.” Symptoms are: pulp and some heartwood was light red, reddish brown or tan, while others were black. After the occurrence of discoloration part of the material becomes brittle, and even the Ministry of pulp and heartwood ring off, affecting the wood material and timber rate, reduce the economic value of wood. There are still many different opinions about the inducing factors of the poplar center. Since 1984, we have combined the clear-cut and thin-cut work of this field with the water level and soil as the dominant factors to investigate the occurrence and occurrence of the poplar heart