玉米專用免追肥緩釋肥含量(表)
配方種類 | 技術(shù)指標(biāo) | 功能效果 |
緩釋氮+鋅錳銅鉬鐵 (玉米第一遍) | 總氮≥300g/L、酰胺態(tài)氮≥138g/L、硝態(tài)氮≥97g/L、銨態(tài)氮≥65g/L、微量元素≥20g/L、鋅≥13.5g/L、錳≥3g/L、銅≥2g/L、鉬≥0.5g/L、鐵≥1g/L | 喇叭口期 免追肥、補充氮及所需微量元素 |
氨基酸+緩釋氮+鋅錳銅鉬鐵(第一遍) | 總氮≥300g/L、酰胺態(tài)氮≥138g/L、硝態(tài)氮≥97g/L、銨態(tài)氮≥65g/L、氨基酸≥100g/L、微量元素≥20g/L、鋅≥13.5g/L、錳≥3g/L、銅≥2g/L、鉬≥0.5g/L、鐵≥1g/L | 喇叭口期 免追肥 補充氮及所需微量元素 |
氨基酸+氮磷鉀+鋅錳銅鉬鐵(第二遍) | 氮磷鉀≥290g/L、氮≥150g/L、磷≥50g/L、鉀≥90g/L、氨基酸≥100g/L、微量元素≥20g/L、鋅≥13.5g/L、錳≥3g/L、銅≥2g/L、鉬≥0.5g/L、鐵≥1g/L | 喇叭口期 免追肥 補充氮及所需微量元素 |
礦源黃腐殖酸+氮磷鉀+鋅錳銅鉬鐵(第二遍) | 氮磷鉀≥290g/L、氮≥150g/L、磷≥50g/L、鉀≥90g/L、腐殖酸≥30g/L、黃腐酸≥10g/L、微量元素≥20g/L、鋅≥13.5g/L、錳≥3g/L、銅≥2g/L、鉬≥0.5g/L、鐵≥1g/L | 喇叭口期 免追肥 補充氮及所需微量元素 |