Additionally the microorganisms must be supplied in the growth medium with nitrogen-containing compounds such as ammonium sulfate, ammonia, or urea, as well as with inorganic phosphates.
另外必须提供的微生物在与含氮如硫酸铵，氨水或尿素化合物生长介质，以及与无机磷酸盐。
2
Pig farm wastewater in high concentration of ammonia , ammonium ions and are free to the state of ammonia exist.
猪场废水中的氨氮浓度高，大多以铵离子和游离氨的状态存在。
3
The ammonia comes from firedamp fermentation has been determined by ammonium - gas - sensitive electrodes with satisfactory results.