三角梅扦插育苗技术规程DB46／T 428-2017.pdf

ICS 65.020.20 B 05:55974-2017 DB46 DB46/T 4282017 2017-09-05 2017-12-05 DB46/T 4282017 1 GB/T 1.1-2009 DB46/T 4282017 2 1 Bougainvillea spp.2 LYJ 128 LY/T 1000 LY/T 1970 NY/T 5010 DB46/T 429 3 LYJ 128 NY/T 5010 4 4.1 4.2 4.3 4.4 2.0 m 2.5 m 1.2 m 5 m 6 m 50%4.5 DB46/T 4282017 3,80 cm 100 cm 15 cm 20 cm 40 cm 50 cm 3 cm 5 cm 1 cm 3 cm 5 5.1 5.2 6 6.1 LY/T 1970 pH 5.5 7.0 EC 0.65 ms/cm 6.2 1:1:1 3:1:1 1:1 6.3 40%200 3 d 5 d 0.1%50%150 6 L 10 L 7 6 cm9 cm 10 cm15 cm 54 cm 28 cm 18 128 LY/T 1000 100 cm 200 cm 8 8.1 DB46/T 4282017 4 8.2 1 5 3 5 1 3 1 60 40 60 20 40 10 20 8.3 a)300 mg/L 3 h 1 h b)500 mg/L c)400 mg/L 9 9.1 11 9.2 1 d 2 d 9.3 1/3 1/4 6 cm 10 cm 1/2 1/3 3 cm 5 cm,9.4 1 cm 2 cm 9.3 9.5 DB46/T 4282017 5 9.5.1 50%9.5.2 20 30 30 20 9.5.3 85%95%75%90%9.5.4 80%90%9.5.5 9.5.6 DB46/T 429 10 10.1 2 cm 3 cm 10.2 11 A _