Chad
Sahelian Zone
在灌溉，它带来的农场作为ammendement堆肥或厩肥，种植不仅是因为它的叶子酱食用。
Fertilizer schedule
Roselle 施肥日程
先看阶段卡片，再读各国笔记。剂量不是处方。
1FAO fert notes
1countries
阶段清单
Soil preparation
Before sowing/planting
Start with compost or manure and a balanced basal fertilizer suited to your soil test.
Active growth
Mid-season
Side-dress only if growth stalls; over-fertilizing wastes money and can harm plants and waterways.
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FAO 施肥相关笔记
日历笔记中提及肥料、养分等关键词的摘录。
FAQ: fertilizing Roselle
When should I fertilize Roselle?
Follow the stage cards above (soil prep → planting → mid-season). Exact rates depend on soil tests and local packages — FAO notes below show how growers describe fertilization in different countries.
Can I copy NPK numbers from the notes?
Treat them as historical/field guidance, not a prescription for your plot. Units and products differ by country. Confirm with agricultural extension before applying.
非施肥处方。过量施肥浪费成本并可能污染水体。请咨询当地农技部门。