Questions tagged [fertilizer]

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1answer
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How prevalent is the use of animal matter in organic farming compared to conventional farming?

USDA regulations for organic farming permit the use of some fertilizers, include animal manure, bone meal, but restrict the use of synthetic fertilizer (which usually do not come from animal sources). ...
9
votes
1answer
389 views

How effective is farming crops without animal derived fertilizer?

It is sometimes claimed that materials such as manure are important to attain high yields of crops. While I know that it's possible to farm using only vegan materials, e.g. 'veganic' farming, I'm ...
10
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2answers
186 views

Can a fertilizer be vegan?

Can fertilizer be classified as vegan? If so, what requirements are imposed on it? Is it enough to say that no animal products can be used, or is the discussion more nuanced for fertilizer?