Effects of Paper-Mill Sludge as a Mulch versus Topsoil Incorporation on Potassium Uptake and the Grain Yield of Rain-Fed Wheat in a High Specific Surface Loess Soil with Illite Dominance in Clay Fraction
Table 3
Tissue nutrient concentrations for shoot at harvest (%).
Treatment
N
P
K
Ca
Mg
N92P0K0
0.56c
0.204d
0.391d
0.12d
0.14a
N0P50K0
0.453e
0.253a
0.343e
0.136bc
0.11bc
N0P0K83
0.552c
0.223bcd
0.458c
0.125cd
0.105bc
N92P50K0
0.593b
0.219bcd
0.351e
0.125cd
0.115bc
N92P0K83
0.518d
0.245ab
0.707a
0.141b
0.155a
N0P50K83
0.602b
0.232abc
0.72a
0.161a
0.155a
N92P50K83
0.552c
0.229abcd
0.366de
0.131bcd
0.12b
I50
0.451e
0.233abc
0.281f
0.135bc
0.105bc
M50
0.519d
0.222bcd
0.365de
0.135bc
0.105bc
I100
0.47e
0.236abc
0.292f
0.135bc
0.12b
M100
0.68a
0.24ab
0.628b
0.14b
0.12b
N0P0K0
0.549c
0.212cd
0.38de
0.12d
0.12b
Means within the same column followed by the same letter are not statistically different at (Fisher’s LSD).