in labor-in tensive agriculture

例句：

1. 1. The team worked hard to improve the efficiency of their production process.
   该团队努力提高生产流程的效率。
2. 2. The research was conducted intensively to uncover new insights into the disease.
   研究是密集进行的，以揭示对疾病的新见解。
3. 3. The farmers adopted intensive farming techniques to increase crop yields.
   农民采用了密集农业技术来增加作物产量。