结果表明:立地条件的差异和疫木不同采伐方式对植物群落次生演替的进程和方向都有不同程度的影响。
The results show that the differences and site conditions different harvesting methods to tree secondary succession of plant communities on the process and direction have varying degrees of impact.
以上研究结果可为采伐对土壤和枯落物功能影响的研究和低质林经营提供科学参考。
The results above provide a scientific reference for impact of logging on function of soil and litter and low-quality forest management.
结果表明:采伐强度与林分年平均蓄积生长量和更新株数间呈抛物线关系。
Results showed that the relation equations was parabola equation between cutting intensities and annual average increment and annual average number of regeneration individuals of stands.
结果表明,不同采伐林地土壤养分有明显的差异。
The results showed that the soil nutrient in the different logged land have obvious differences.
结果表明:森林采伐后土壤容重增大,孔隙度减小,土壤持水性能降低。
The results showed that forest harvesting resulted in increase in soil volume weight, lessening porosity, and decline in function of water holding.
结果表明:采伐迹地的不同清理方式导致了林地肥力的较大差异。
The results show that the great differences between the soil fertility of control burning and that of non-burning are resulted by the different ground clearances.
结果表明:采伐降低了森林细可燃物的载量,但不同采伐方式之间没有明显的差别;
Results show that forest harvesting could decrease fine fuel loads, but no significant difference occurs among various harvesting modes.
结果表明,迹地清理方式对作业迹地土壤理化特性产生一定程度的影响,进而影响森林采伐后的迹地天然更新与苗木生长质量。
Through the research, it is explicit that slash disposal has also affected on the physical and chemical properties of soil on the harvested sites.
采伐对森林湿地氧化亚氮排放的季节变化规律影响较大,没有一定的规律性,是温度和水位共同作用的结果。
Cutting had quite large influence on seasonal changing regulation of N2O emission without certain regulations, which was considered the result of actions combined temperature and water level.
研究结果如下:(1)在无采伐预案下,火干扰模式为低频率大面积高强度火烧;
The simulation results were: (1) under simulation scenario without harvest, the fire regime was characterized by low frequency, high fire severity and large fire damaged area;
研究结果如下:(1)在无采伐预案下,火干扰模式为低频率大面积高强度火烧;
The simulation results were: (1) under simulation scenario without harvest, the fire regime was characterized by low frequency, high fire severity and large fire damaged area;
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