The struvite can be made as the controlledreleasefertilizer, which has good economic benefit.
作为缓释肥,具有良好的经济效益。
2
The relationship between vapor pressure difference and rate of nutrient release from film coated controlledreleasefertilizer was discussed.
研究了水蒸气压差与包膜型控释肥料养分释放速率的关系。
3
The invention relates to an aqueous polymer coating agent, a coating controlledreleasefertilizer containing the coating agent and a preparation method thereof.