总生产量

总生产量

1

当年的1次割草处理，可使草地生产量提高9%，3次割草处理则使总生产量降低114%。

The biomass of grassland is increased 9 % for clipping once in a year , and decreased 11.4 % for three times .
2

与渤海和南黄海大型底栖动物的丰度和生物量比较，丰度和生物量均低于这两个海域，但是胶州湾大型底栖动物的总次级生产量高于渤海。

Compared with the studies on macrofauna in the Bohai Sea and southern Yellow Sea , the macrobenthic abundance and biomass in the Jiaozhou Bay were lower .
3

细根年净生产量20～1317g·m-2·a-1，占林分总净初级生产量的3%～84%，大部分在10%～60%；

Annual fine-root net primary production ( NPP ) was 20 ~ 1317 g · m - 2 · a - 1 , amounting to 3 % ~ 84 % of total stand NPP , mostly 10 % ~ 60 % .