亚洲综合片,第一毛片,97久久精品午夜一区二区,在线日韩中文字幕,伊人久久大香线蕉观看,精品免费视频,亚洲九九夜夜

Rice seedling substrate

Product Series > Cultivation substrate series > Rice seedling substrate

Rice seedling substrate

Particle size (mm)

0-5

pH

5.0-6.5

EC (ms/cm)

1-3

Unit weight (kg/m3)

300-400

Water content (%)

40%-45%

Fertilizer efficiency

N+P2O5+K2O≥2%

Packing capacity

Non-compression packing, 50L±2L/pack