Table 4 Sequence of soil rotational tillage systems from 2014 to 2018.

From: Effects of Conservation Tillage on Soil Physicochemical Properties and Crop Yield in an Arid Loess Plateau, China

Rotational system

Before treatment

Year

2014

2015

2016

2017

2018

N ↔ S

BT

NT

ST

NT

ST

NT

S ↔ R

BT

ST

RT

ST

RT

ST

R ↔ N

BT

RT

NT

RT

NT

RT

N ↔ N

BT

NT

NT

NT

NT

NT

S ↔ S

BT

ST

ST

ST

ST

ST

R ↔ R

BT

RT

RT

RT

RT

RT

  1. N ↔ S, no tillage/subsoiling; S ↔ R, subsoiling/rotary tillage; R ↔ N, rotary tillage/no tillage; N ↔ N, continuous no tillage; S ↔ S, continuous subsoiling; R ↔ R, continuous rotary tillage; NT, no tillage; ST, subsoiling; RT, rotary tillage; BT, rotary tillage without corn stalk addition was used before the experiment.
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