For many years I have studied global agricultural, population, environmental and economic trends and their interactions.
农业发展趋势
Agricultural workers in green tea fields near Mt. Kenya are gathering the tea leaves.
In other parts of the world, increasing agricultural productivity and industrialisation went together. 提高农业生产力
Since African agriculture is still broadly unproductive, food is imported, consuming a portion of revenue. 非洲农业
More than 75% of the land is used for agriculture. 75%以上的土地用于农耕。