| | | | | | | 5 7 ≥10℃ | 150 200℃ | | GB4404.1 | | | | | | | 500 1000 | | 5000 6000 \ | 5500 6500 \ ︔ | | 5000 6000 / | | 6000 7000 / | 6500 7000 / | | | 30 3 4 | ︔ 35 | ︔ | | 5 | | | 96% | | ︔ | | | | | | | | | | 3 | 15 20m3/ | 5cm | | | 3 | 6 9 | 12 | 15 | 30 6 8 | 20 30m3/ | ︔ | | | | | 2 3 | 1 | | 30% 40% | 70% | | | | | | | N 3 5kg / P2O5 5 7kg / | K2O 3 5kg / ︔ | 5~7 N 15 17kg | / P2O5 3 5kg/ K2O 5 7kg/ | | 4500 / | | 6 | 8 | | | | | | | | | | | | | | 2 4 | 25% | | | | | ︔ | 3 5 | 30 | | |