中国农业生态系统多样性保护研究现状与展望

廖美哲, 张宗文, 白可喻

Situation and prospects of biodiversity of agricultural ecosystem conservation and utilization in China

Meizhe Liao, Zongwen Zhang, Keyu Bai

表2 衡水市主要农作物种植面积。粮食作物面积包含非主要农作物面积和粮食作物面积。

Table 2 Planting area of major crops in Hengshui city. Food crops include non-main food crops and main food crops.

种植面积 Planting area 2009 (ha) 2014 (ha) 2018 (ha) 所有农作物 All crops 840,595 844,304 869,623 粮食作物 Food crops 575,483 591,207 710,791 小麦 Wheat 278,306 284,581 334,438 玉米 Maize 267,408 289,966 362,782 谷子 Millet 7,145 4,847 2,831 薯类 Potato 6,309 3,733 2,974 高粱 Sorghum 1,206 492 464 大豆 Soybean 13,384 6,050 5,461 花生 Peanut 34,564 25,711 17,516 油菜籽 Rapeseed 207 35 1,400 芝麻 Sesame 1,142 782 365 棉花 Cotton 139,624 117,417 49,810