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

Table 1

Basic properties of studied soils.

Soil type	Organic matter; (g·kg^−1)	Available nitrogen; (mg·kg^−1)	Available nitrogen; (mg·kg^−1)	Available potassium; (mg·kg^−1)	Available silicon; (mg·kg^−1)	pH
Alluvial soil	22.10	135.32	21.33	92.18	98.30	6.41