3 ms·
but we still need to manufacture ammonia etc for fertilizer to grow the next year's plants...
by DoctorOetker 8y ago
but we still need to manufacture ammonia etc for fertilizer to grow the next year's plants...
- VBprogrammer 8y agoNeed to is a bit of a stretch. Manure, urine, nitrogen fixing legumes are all potential fertiliser. In addition growing deciduous crops rather than annuals and good soil management practices and can help reduce or eliminate additional fertiliser requirement.