旅大市旅顺口区长城公社周家大队,是一个城市郊区粮、菜、果的混合队.这个大队的粮食亩产已过“长江”,440亩结果树平均亩产达5000斤.周家大队果树所以能够获得这样大面积丰产,主要是加强了以土、肥、水为中心的综合管理.该大队的苹果结果园,每年每亩施土粪5000斤,人粪尿3500斤,骨粉270斤,碳酸氢氨50斤.另外根外 Brigade Lugoukou District Great Wall Commune Week brigade, is a suburban city of grain, vegetables, fruit mixed team .This brigade’s grain output has been over the “Yangtze River”, 440 acres of fruit trees average yield of 5000 pounds. Brigade fruit trees so can get such a large area of ​​high yield, mainly to strengthen the soil, fertilizer, water as the center of the integrated management of the brigade of the apple fruit garden, every year 5000 mu of soil manure, manure urine 3500 pounds, bone 270 Kg, 50 kg of bicarbonate ammonia