The key point is that the Gulf of Eilat is an oligotrophic sea, a sea that does not have nitrogen at all,Loya explained.洛亚解释道：“关键是埃拉特海湾是一片营养贫乏、完全不含氮的海域。”
To study the biogeochemical cycle of phosphorus, it is very important to accurately determine the concentration of ortho痕量活性磷分析是探索海洋，特别是寡营养海区生物地球化学过程的关键。