If some suitable treatments are used plantations can be grown and established on the soil of soda-saline-alkali with the soil condition of PH 8.5- 9.6, salinity 0.1-0.3% and normality ratio of saline base Na+ / ( Ca++...If some suitable treatments are used plantations can be grown and established on the soil of soda-saline-alkali with the soil condition of PH 8.5- 9.6, salinity 0.1-0.3% and normality ratio of saline base Na+ / ( Ca+++ Mg++)≥4. From the results of plot inventory and tree stem analysis, the increment of Poplus simonigra is highest. For 9 years, the volume can reach 100 m3/ha, the biomass (above ground) can reach 28.7 ton/ha. Poplus simonigra grows very well on the all kinds of soda-saline-alkali soils except for the alkali spot with the worst soil condition. So Poplus simonigra is a good tree species for planting on the soil of soda-saline-alkali.展开更多
文摘If some suitable treatments are used plantations can be grown and established on the soil of soda-saline-alkali with the soil condition of PH 8.5- 9.6, salinity 0.1-0.3% and normality ratio of saline base Na+ / ( Ca+++ Mg++)≥4. From the results of plot inventory and tree stem analysis, the increment of Poplus simonigra is highest. For 9 years, the volume can reach 100 m3/ha, the biomass (above ground) can reach 28.7 ton/ha. Poplus simonigra grows very well on the all kinds of soda-saline-alkali soils except for the alkali spot with the worst soil condition. So Poplus simonigra is a good tree species for planting on the soil of soda-saline-alkali.
