cess
增粮于田 increase grain yield in farmland
粮田里的杂草 Corn cockle
第二部分，简述武汉市农田粮食、经济作物，特别是蔬菜的种植面积及施肥现状。
The second part, briefly introduce the area and fertilization presently of field grain, industrial crop, especially the vegetables in Wuhan.
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