chemical fertilizers

Using too much fertilizer, especially nitrogen fertilizer in cultivation leads to excessive nitrate (NO3) and dangerous to consumers' health, scientists warn.

Research results of rice cultivation land in 5 provinces in the Red River Delta are Hanoi, Hai Duong, Hai Phong, Nam Dinh and Thai Binh of scientists from Hanoi University of

To ensure sufficient food for a population of more than 1.3 billion people, China must strongly use chemical fertilizers to increase crop yields. And the consequence is pollution