From: Improving Water Use Efficiency of Lettuce (Lactuca sativa L.) Using Phosphorous Fertilizers
Texture
CEC
Available
O. M.
Total N
CaCO3
Salinity EC
pH
P
K
dS/m
meq/100 g
ppm
%
Paste extract
Clay
43.4
6.1
313
1.58
0.08
8.2
0.96
7.75