Which of the following is the correct translation for the term "八大菜系"?
A. eight food systems
B. eight reginal cuisines
C. eight local dishes
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Which of the following is the correct translation for the term "舌尖上的中国"?
A Bite of China
B. China on the tip of the tongue
C. Food in China
玉米种子发芽出苗需要三个基本条件:温度、水分、氧气(空气)
A. 化肥
B. 氧气(空气)
C. 水分
D. 温度
玉米播种时,要根据品种特性、土壤肥力、地形地势、播种期早晚、种植方式等合理安排密度,坚持“()”原则。