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historical agricultural geography
释义
historical agricultural geography
Encyclopedia
理学
历史农业地理学
释
historical agricultural geography
历史农业地理学
以农业地域差异为核心,将农作物生长的地理环境、农作物种类的地理分布、新旧作物种类品种之间的传播与嬗替、农业土地利用与复种轮作制度、畜牧业生产方式与游牧空间作为主要研究内容,探讨其中的地域差异以及人地系统的关系。
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Exemplary Women of Benevolence and Wisdom
exemption
exemption by paying a ransom
exemptions administration
exempt somebody from due punishment
exercice
exercise
exercise addiction
exercise and lipid metabolism
exercise and physical health
exercise and prevention of chronic diseases
exercise and protein metabolism
exercise and sugar metabolism
exercise-associated anemia
exercise-associated hematuria
exercise-associated hemoglobinuria
exercise-associated sudden death
exercise barrier
exercise behavior
exercise biochemistry
exercise capacity
exercise commitment
exercise countermeasure to weightlessness
exercise for weight loss
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