大豆∥玉米带状间作种植技术规程 第3部分：燕山丘陵区DB15／T 3445.3—2024.pdf

ICS 65.020.20 CCS B 05 15 DB15/T 3445.3 2024 3 Technical code of practice for soybean-maize strip intercropping Part3 Yanshan hilly Area 2024-05-31 2024-07-01 DB15/T 3445.3 2024 I GB/T 1.1 2020 1 DB15/T 3445 3 DB15/T 3445 1 2 3 4 5 6 SAM/TC 20 DB15/T 3445.3 2024 II 1 2 3 4 5 6 DB15/T 3445.3 2024 1 3 1 2 GB 4404.1 1 GB 4404.2 2 GB 5084 GB/T 8321 NY/T 496 NY/T 503 3 soybean-maize strip intercropping 4 10 2400 115 d 5 DB15/T 3445.3 2024 2 30 cm 1500 kg/667 m2 5.3.1 100 cm 10 cm 5.3.2 GB 4404.1 GB 4404.2 5.3.3 35%1:80 GB/T 8321 750 kg/667 m2 N 14.2 kg/667 m2 16.5 kg/667 m2 P2O5 9.5 kg/667 m2 10.2 kg/667 m2 K2O 5.0 kg/667 m2 6.0 kg/667 m2 100 kg/667 m2 N 8.32 kg/667 m2 P2O5 2.2 kg/667 m2 K2O 3.2 kg/667 m2 NY/T 503 6 4+4 40 cm 14 cm 15 cm 2 1 3 70 cm 80 cm 40 cm 14 cm 15 cm 60 cm 70 cm 3.9 m 4.2 m 1 DB15/T 3445.3 2024 3 1 4+4 50 cm 40 cm 14 cm 15 cm 2 3 70 cm 80 cm 40 cm 14 cm 15 cm 60 cm 70 cm 4.0 m 4.3 m 2 2 4+4 6+4 40 cm 14 cm 15 cm 2 13 5 70 cm 80 cm 40 cm 14 cm 15 cm 60 cm 70 cm 4.7 m 5.0 m 3 DB15/T 3445.3 2024 4 3 6+4 50 cm 40 cm 14 cm 15 cm 2 3 70 cm 80 cm 40 cm 14 cm 15 cm 60 cm 70 cm 4.9 m 5.2 m 4 4 6+4 7 4 5 10 cm 8 10 5 3 cm 5 cm 3 cm 4 cm DB15/T 3445.3 2024 5 20%20 kg/667 m2 NY/T 496 8 48 h 1 20 m3/667 m2 30 m3/667 m2 9 9.1.1 96%100 mL/667 m2+75%2 g/667 m2 3 g/667 m2 20 L/667 m2 30 L/667 m2 90%90 mL/667 m2 140 mL/667 m2+70%20 g/667 m2 30 g/667 m2 30 L/667 m2 45 L/667 m2 9.1.2 2 3 3 5 2 4 30%100 mL/667 m2 120 mL/667 m2 20 L/667 m2 30 L/667 m2 5%60 mL/667 m2 80 mL/667 m2 48%160 mL/667 m2 200 mL/667 m2 10%60 mL/667 m2 70 mL/667 m2 GB/T 8321 80%3:6:1 0.3 kg/667 m2 100 g/667 m2 150 g/667 m2+20 mL 0.3 kg/667 m2 0.5 kg/667 m2+0.2 kg/667 m2 30 L 3 4 2 3 20 m3/667 m2 30 m3/667 m2 GB 5084 6 8 25 mL/667 m2 15 L 30 L 5%25 g/667 m2 50 g/667 m2 30 L GB/T 8321 5 d 7 d 1.0 105/667 m2 2 3 DB15/T 3445.3 2024 6 4.5%50 mL/667 m2 40%8 g/667 m2 10 g/667 m2 30 L 45 L 30%35 mL/667 m2 45 mL/667 m2 28%35 mL/667 m2 50 mL/667 m2 30 L 17%40 mL/667 m2 60 mL/667 m2 30 L 7 8 2.5%30 mL/667 m2 30 L 16 00 19 00 10 d 2 3 75%700 800 50%1000 10 d 1 2 3 50%1000 40%1000 10 35%16%4YZ-2450 4LZ-1.0