欧美午夜理论片在线_久久精品国产亚洲av麻_国内精品自线在拍2022不卡_天天性爱综合网性色AV

Vegetable seedling substrate

Product Series > Seedling substrate series > Vegetable seedling substrate

Vegetable seedling substrate

Product type

High-end type

Ordinary general type

Special type for ordinary melons and fruits

Particle size (mm)

0-7 mm

0-7 mm

0-7 mm

pH

5.5-6.5

5.5-7

5.5-7

EC (ms/cm)

≤1

1-3

1-3

Unit weight (kg/m3)

150-200

180-240

180-240

Fertilizer efficiency

Starter fertilizer (fertilizer efficiency lasting for 10-15 days)

Fertilizer efficiency lasting for 30-45 days

Fertilizer efficiency lasting for 30-45 days

Packing capacity

Non-compression packing, 50L±2L/pack