eli5 why does manure make good fertiliser if excrement is meant to be the bad parts and chemicals that the body cant use

Question

eli5 why does manure make good fertiliser if excrement is meant to be the bad parts and chemicals that the body cant use

In: 7183

Answer 1

Why can’t human excrement be used. My uncle used to shit on his melon plants and they grew huge. No one bought them though. Because he shat on them. But if it was cow shit people would probably buy them.