Modelling Soil Water Retention for Weed Seed Germination Sensitivity to Water Potential

Table 1

Average measured soil physical properties for the shallow seedling recruitment zone of the hillslope positions.

Hillslope position	Textural class	Clay	Silt	Sand	Organic matter	Bulk density
		(g/kg)				(g/cm^3)
SW summit	Silt loam	56.7^d	746.7^a	196.7^c	35.3^d	1.12^a
SW backslope	Silt loam	96.7^c	616.7^c	286.7^b	38.7^cd	1.04^a
SW toeslope	Clay loam	286.7^a	323.3^e	390.0^a	60.6^a	0.86^b
NE summit	Silt loam	83.3^cd	690.0^b	226.7^c	44.0^bc	1.09^a
NE backslope	Silt loam	93.3^c	640.0^bc	266.7^b	34.7^d	1.13^a
NE toeslope	Loam	156.7^b	463.3^d	380.0^a	46.0^b	1.05^a

Soil property means within a column, followed by different letters are significantly different at 𝑃≤0.05 according to Fisher’s protected LSD.