宁县新宁镇龙二村地处川水灌区，光、热、水等自然条件优越，但人多地少，为了充分利用当地自然资源，合理调整结构，提高复种指数，我们经过试验、示范，总结出了大棚黄瓜—油葵—地膜小麦一年三种两收高效模式，取得了较好的经济效益，使菜、油、粮实现了合理轮作。现将该模 Longning Village, Xinning Town, Ningxian County is located in the Chuanshui Irrigation District. The natural conditions such as light, heat and water are excellent, but there are many people and less land. In order to make full use of the local natural resources, reasonably adjust the structure and raise the multiple cropping index, we have tried, demonstrated and summarized Out of the greenhouse cucumber - oil sunflower - plastic film wheat three high yield and efficiency of the three models a year, and achieved good economic returns, so that vegetables, oil, food to achieve a reasonable rotation. Now the model