Correlation analysis and path analysis were utilized to research Shanyou 63—the variety with the largest cultivated area in China,its yield performance and spike & grain structure for fifteen years in Xinyang was analyzed.

Based on authors\' research results and taking maize as the main reference crop, the paper discussed the yield performance, water utilization and drought resistance of sorghum under drought stress environment.

It was induced and summarized that product expression is an essential important link in industrial design.

In the article,on the basis of production practice of raising sika,expounds the partarient appearance,difficult lying-in symptom,diagnoses methods,aiding childbirth technology and the measures of preventing difficult lying-in.

Research on Algorithms for Controlling the Multimedia Quality of Presentation(QoP)over IP Network;

Inferential expression can be classified into two kinds: the inferential expression based on the subjective wills, such as「ダロウ」, and the inferential expressions based on the objective facts, such as 「ヨウダ」、「ラシィ」.