Ammonium Poisoning: An increase in nitrogen fertilizer in which nitrogen is in the form of ammonia with yellowing leaves and stops growing

Ammonium poisoning occurs in the case of an increase in ammonia fertilizer in which nitrogen is in the form of ammonia.
- In most plants yellowing occurs with leaves and stops growing and the emergence of decomposing patches of leaves.
- Germination of cucumber seeds significantly decreases in high concentrations of ammonium.