low productive crops

例句：

1. 1. Many farmers are switching to organic farming practices to improve the quality of their low-yielding crops.
   许多农民正在转向有机农业实践，以提高他们低产量作物的质量。
2. 2.The government has introduced policies to encourage farmers to grow more high-yielding crops instead of low-yielding ones.
   政府已经引入政策，鼓励农民种植更多的高产作物，而不是低产量作物。
3. 3. The research team focused on developing new varieties of low-yielding crops that can withstand harsh weather conditions.
   研究小组专注于开发新的低产量作物品种，这些品种能抵抗恶劣的天气条件。