Limed nitrogen urea can improve the efficiency of ureafertilizer, regulate the growth period of plant, improve the yield of crop and work as pesticide.
石灰氮尿素改善了尿素的肥效，并能调节农作物的生长期，提高产量，还有杀虫效果。
2
Ammonia volatilization appears regular change in the condition of the same amount of urea applied to the soil with different treatments of phosphorus fertilizer application.
当等量尿素追施入不同施磷处理土壤后，氨挥发速率出现规律变化。
3
Types of fertilizer with nitrogen fertilizer, per mu can be with human excrement urine thin 1500 ~ 2000 kg, 5 ~ 10 kg urea.