Sites Baseline Straw removal rate Straw removal rate Straw removal rate Straw removal rate Straw removal rate Straw removal rate Straw removal rate Straw removal rate
NR LR HR TR
————————————– 0-10 cm ————————————— ————————————– 0-10 cm ————————————— ————————————– 0-10 cm ————————————— ————————————– 0-10 cm ————————————— ————————————– 0-10 cm ————————————— ————————————– 0-10 cm ————————————— ————————————– 0-10 cm ————————————— ————————————– 0-10 cm ————————————— ————————————– 0-10 cm —————————————
Sandy soils 1 12.7 13.0 a 12.3 ab 11.0 ab 10.6* b
2 7.5 12.4* a 10.2* b 9.5* b 6.4 c
3 10.3 8.6 ns 8.7 ns 8.0 ns 8.1 ns
4 10.2 8.7 a - 8.2 b 6.9* c
5 9.0 9.1 ns 8.2 ns 8.6 ns 8.5 ns
6 17.9 16.2 ns 16.3 ns 15.6 ns 14.8 ns
Clayey soils
7
14.8
16.5
ns
15.8
ns
15.8
ns
15.1
ns
8 32.4 35.7 a - 34.1 ab 31.0 b
9 28.4 32.3* a 31.1 a 27.2 b 26.8 b
10 29.4 34.6* ns - ns 31.3 ns 31.0 ns
————————————– 0-30 cm —————————————— ————————————– 0-30 cm —————————————— ————————————– 0-30 cm —————————————— ————————————– 0-30 cm —————————————— ————————————– 0-30 cm —————————————— ————————————– 0-30 cm —————————————— ————————————– 0-30 cm —————————————— ————————————– 0-30 cm —————————————— ————————————– 0-30 cm ——————————————
Sandy soils 1 30.1 29.8 ns 29.6 ns 27.4 ns 27.6 ns
2 21.4 22.5 a 20.7 a 20.3 a 15.9* b
3 24.7 20.6 ns 20.4 ns 19.2* ns 19.8* ns
4 26.4 17.2* a - 16.4* a 14.5* b
5 26.8 24.0 ns 23.0 ns 23.9 ns 23.5 ns
6 49.6 41.4* ns 41.3* ns 41.1* ns 38.9* ns
Clayey soils
7
40.5
43.7
ns
43.1
ns
43.8
ns
43.5
ns
8 70.5 77.4 ns - 76.1 ns 73.7 ns
9 70.6 73.9 a 72.2 ab 69.1 ab 66.0 b
10 75.0 81.2 ns - ns 77.2 ns 76.2 ns