We studied on growth effects of four alfalfa varieties from domestic and abroad by using Calcium hydrogen ammoniation herbicides before seed planting.

Infrared spectroscopy was performed to determine mechanism on the pure molecular crystals in ammonium thiocyanate,over a range of temperatures including the solid state transformation.

Influence of Applying Calcium Cyanamide on the Soil pH,EC Value and Growth of Cucumber Seedlings;

Calcium fluoride content in calcium cyanamide charging is determined by a fluoride ion selective electrode method, and its conditions and applications are tested.

A new process,urea-calcium cyanamide method,for producing thiourea from urea and hydrogen sulfide is proposed.

Effects of application of calcium cyanamide with wheat straw on cucumber growth and soil mineral nitrogen residue in protected field;