阿拉斯加渔民总是一味从眼前利益出发坚持商业捕鱼,当地渔业管理部门对总生物量(Total Biomass)和总可捕量(TAC)评估结果也不怎么可信(渔民组织对资源评估结果影响过大),而且阿拉斯加渔民一贯反对包括鲆鲽鱼在内的水产养殖...
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total biomass of activated sludge 活性污泥总量
total aboveground biomass 地上生物量
total utilization of biomass 生物量全利用
) in different restoration stages found that: Along with the restoration stages, the total biomass and the biomass of stems and leaves both increased. The biomass of stems increased the most, which is up to 30%.
生物量分配策略研究的研究结果表明:随着恢复时间的延长,茎、叶生物量及总生物量均增加,其中,茎的增加幅度最大,超过30%。
参考来源 - 北京西山废弃采石场生态恢复研究:自然恢复的过程、特征与机制·2,447,543篇论文数据,部分数据来源于NoteExpress
Now, ethanol is made with corn cobs, which are just a small amount of the corn plant’s total biomass.
如今,乙醇是由仅占玉米植株总量中很小数目的玉米棒子加工而成。
Studies of Earth's past suggest that the total biomass will soon stabilise - or more likely start to decline.
对于地球过去的研究表明,地球上的总物种会很快趋于稳定,或者更可能会减少。
Total biomass decreased significantly with increasing of soil Cr concentration, while economic coefficient showed no significant change.
随着土壤铬含量的增加,水稻生物产量显著下降,经济系数无明显变化。
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