Fig. 2
From: Modeling of sand-cultivated substrate for Gobi facility agriculture and validation of trenching test
Different particle sizes of river sand after sieving (a) Particle size > 5 mm (b) Particle sizes between 2.5–5 mm (c) Particle sizes between 1–2.5 mm (d) Particle sizes between 0.6–1 mm (e) Particle sizes between 0.25–0.6 mm (f) Particle sizes between 0–0.25 mm (g) Vibrating screen.
