Effects of Silicon on Photosynthetic Characteristics of Maize (Zea mays L.) on Alluvial Soil

Table 2

Effects of Si application on total chlorophyll contents in leaves of maize.

Growth stages	Total chlorophyll contents (mg/g·FW)
	T1	T2	T3	T4	T5
Big trumpet stage	3.40±0.02^c	3.79±0.01^b	3.95±0.11^ab	4.12±0.05^a	4.07±0.15^a
Silking stage	7.42±0.11^c	7.71±0.04^b	7.95±0.02^b	8.26±0.02^a	8.30±0.08^a
Grain filling stage	7.02±0.06^c	7.40±0.02^b	7.51±0.12^b	7.90±0.06^a	7.88±0.05^a
Milk stage	5.96±0.03^c	6.58±0.03^b	6.77±0.07^b	7.12±0.09^a	7.10±0.03^a

Means (±SD) labeled with different letters within each column are significantly different (𝑃<0.05) by Duncan’s test; 𝑛=10.