Listening Quiz: Phân Đạm Cho Lúa Mì Đông – Easy Level

1. What is the conversation mainly about?
2. How much nitrogen does Mark recommend at planting?
3. At which growth stage does Mark say to add more nitrogen?
4. Why does Mark say too much nitrogen can be harmful?
5. Why does Jessica ask, ‘How much should I apply at the start?’

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