Boils the potnutrition soup, makes up the calcium the blood tonic.
熬锅营养汤，补钙又补血。
2
Pot experiment was carried out to study physiological change and matter accumulation of flue cured tobacco leaf in the course of mature with different K nutrition levels.
The kinetic characters of Mn nutrition stress caused by continuous cropping soybean were investigated by pot experiment, field experiments and chemical analysis.