越冬菠菜—西瓜//玉米—夏秋白菜种植模式,可实现一年四作四收,提高了土地利用率,每1/15公顷增加收入近2000元,是广大农民增产增收的一条有效途径。茬口安排越冬菠菜10月上旬播种,第二年4月中旬收获。西瓜4月下旬直播,7月上中旬收获。玉米5月下旬播种,与西 Winter spinach - watermelon / corn - summer cabbage planting mode, can achieve four harvesting a year, increased land utilization, every 1/15 hectare increase in income of nearly 2,000 yuan, is the majority of farmers an effective way to increase production. Crop arrangements wintering spinach sowing in early October, the second harvest in mid-April. Watermelon live in late April, harvested in mid-July. Corn sown in late May, and West