1) secondary productivity
次级生产量
1.
74 kJ/d, the secondary productivity = 169.
74kJ／d，次级生产量为169。
2) secondary production
次级生产力
1.
Macrobenthic community and its secondary production in Shenhu Bay
深沪湾大型底栖动物群落及其次级生产力初步研究
2.
Study on secondary production of macrobenthos in shellfish-farming mudflat in Meizhou Bay
湄洲湾贝类养殖滩涂大型底栖动物次级生产力研究
3.
Based on the data obtained in 2001～2003 from 33 stations, the secondary production of macrobenthos from the anchovy spawning ground in the southern Yellow Sea was studied using Brey′s (1990) empirical formula.
根据2001至2003年南黄海鳀鱼产卵期在鳀鱼产卵场33个站考察采集的大型底栖生物定量样品资料,利用Brey′s(1990)的经验公式对调查海区进行了大型底栖生物栖息密度、生物量、次级生产力和P/B值的研究计算。
3) secondary production
第二级生产;次级生产
6) net primary productivity
净初级生产量
1.
Biomass and net primary productivity of above-ground parts of artificial Hippophae rhamnoides L. stand in Ansai;
安塞人工沙棘林地上部生物量和净初级生产量
2.
The QZNPP model established here shows that, as temperature rises by degrees, net primary productivity (NPP) increases in the way of “S” curve; the rate of increasing is quickened by more precipitation.
青藏高原自然植被净初级生产量最小值为０，最大值为２０ｔ／ｈｍ２·ａ，全区平均为６。
补充资料：海洋次级生产力
见海洋生物生产力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条