Effects of Different Tillage Measures on Soil Temperature and Humidity and Photosynthetic Capacity of Soybean

Table 2

Different tillage methods.

Tillage measures	Treatments	Stage
		4-5 days after the broadcast	V2-V3 stage	V4-V5 stage	V6-V7 stage
Ploughing	PT1	Soil dressing		Middle ridging	Large ridging
	PT2	25-30 cm subsoiling		30-35 cm subsoiling+midridging	Large ridging
	PT3		25-30 cm subsoiling		Large ridging
	PCK		Soil dressing	Mid-ridging	Large ridging
Rotary tillage	RT1	Soil dressing			Large ridging
	RT2	25-30 cm subsoiling		30-35 cm subsoiling + mid-ridging	Large ridging
	RT3		25-30 cm subsoiling		Large ridging
	RCK		Soil dressing	Mid-ridging	Large ridging