农业气象学 - 2026 进行中

1000 ₸
科目: 农业气象学
级别: II (I级最简单,XII级最难)
类别: 大学生
试题语言: English
题数: 15
问题示例: For a crop with a base temperature of 5°C, the daytime maximum temperature is 25°C and the minimum is 11°C. What is the growing degree-day contribution for this day? 13 degree-days, 15 degree-days, 18 degree-days, 20 degree-days