how bad is neem oil for the soil food web?
apparently, it's bad for it
The results revealed that Neem seed cake positively affected
the population of organic nitrogen users and actinomycetes and affected negetatively
the population of fungi, Nocardia, Bactoderma and the whole population of inorganic nitrogen users which include nitrifying bacteria. On the other hand, it exerted
fluctuating effects on Mycobacterium, Micromonospora and Arthrobacter. Moreover, Neem seed cake significantly increased electrical conductivity, exchangeable calcium, iron, manganese, copper and zinc content.