硫肥对玉米的增产效果及其适宜用量的研究

Research on Yield Increasing Effect of Sulphur Fertilizer to Maize and Its Appropriate Application Amounts

摘要:

阐述了硫肥在淡黑钙土上对玉米的产量构成、叶绿素含量、植株及子粒养分含量的影响。通过对玉米最大效益硫肥用量的计算,得出在淡黑钙土上玉米施用硫肥的适宜用量为75kg/h。

Abstract:

Effect of sulphur fertilizer to component factors of maize yield, chlorophyll concentration Nutrition content of maize plant and grain and utilization rate of fertilizer were studied in this paper At the same time,through calculate the sulphur fertilizer application amount of the biggest benefit,the optimum application amount of sulphur fertilizer for maize with 75 kg/ha on light chemozem soil were gained.