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发挥我国南方热带地区资源优势，推动蓖麻产业发展傅福勤①１我国南方热带生态区农业资源开发现状南方生态区，指我国北纬２３．５°以南的地带，即海南、广东、广西、云南、福建等范围，土地面积约为４８万ｋｍ２，占全国土地面积的５％。这一生态区热量高、雨量多、四季...
To play a resource advantage of the tropical regions of our country and promote the industrial development of castor bean Fu Fuqin ① The status quo of agricultural resources development in the southern tropical ecological zone of China The southern ecological zone refers to the area south of 23.5 ° north latitude of our country, namely, Hainan, Guangdong, Guangxi, Yunnan, Fujian And other areas, the land area of about 480,000 km2, accounting for 5% of the country’s land area. This eco-zone is high in calories, rainfall, seasons ...