叶绿素a与三磷酸腺苷的比值为4.8,湄洲湾夏季浮游植物的生长受氮不足所限制。
The average ratio of Chl-a to ATP was 4. 8. The growth of phytoplankton was limited by the lack of nitrogen in Meizhou Bay in summer.
她的结论是,如果使用得当,甲烷和一氧化二氮排放量测量的不确定性可从约50%降低到不足10%。
She concluded that when used properly, uncertainty in measured emission levels of methane and nitrous oxide could be reduced from about 50% to less than 10%.
结果表明:绝大多数苇田呈碱性反应,钾素营养丰富,氮、磷养分普遍不足;
The results illustrate that chemistry reaction of the soil is weakly alkaline, the K nutrition is plentiful, whereas N and P are insufficient in most parts of the reed fields in Hubei province.
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