Natural Neem Cake
Neem has shown extensive potential as a compost. For this reason, neem cake and neem leaves are particularly encouraging

It is utilized to improve the dirt by giving fundamental required supplements. It likewise goes about as a bio-compost by giving the expected supplements, nitrogen and phosphorus essential for developing harvests and plants.
Neem cake has a sufficient amount of NPK in natural structure for plant development. Being an absolutely plant item it contains 100 percent regular NPK content and other fundamental miniature supplements: N(Nitrogen 2.0% to 5.0%), P(Phosphorus 0.5% to 1.0%), K(Potassium 1.0% to 2.0%), Ca(Calcium 0.5% to 3.0%), Mg(Magnesium 0.3% to 1.0%), S(Sulphur 0.2% to 3.0%), Zn(Zinc 15 ppm to 60 ppm), Cu(Copper 4 ppm to 20 ppm), Fe (Iron 500 ppm to 1200 ppm), Mn (Manganese 20 ppm to 60 ppm).
It is wealthy in both sulfur mixtures and unpleasant limonoids.
System of activity
As indicated by research estimations, neem cake appears to make the dirt more fruitful because of a fixing that squares soil microorganisms from changing over nitrogenous mixtures into nitrogen gas. It is a nitrification inhibitor and draws out the accessibility of nitrogen to both brief length and long span crops.

Use as a compost
Neem cake natural compost shields plant roots from nematodes, soil grubs, and white subterranean insects most likely because of its leftover limonoid content. It likewise goes about as a characteristic compost with pesticidal properties.

Neem seed cake likewise diminishes alkalinity in soil, as it produces natural acids on decay.
Being absolutely normal, it is viable with soil organisms and rhizosphere microflora and thus guarantees the fruitfulness of the dirt.
Neem cake works on the natural matter substance of the dirt, further developing soil surface, water holding limit, and soil air circulation for better root improvement.
Bother control
Neem cake is powerful in the administration of bugs and vermin. The unpleasant standards of the dirt and cake have been accounted for to have seven sorts of exercises (a) antifeedant (b) attractant (c) anti-agents (d) insect poison (e) nematicide (f) development disruptor and (g) antimicrobial.

The cake contains salannin, nimbin, azadirachtin and azadiradione as the significant parts. Of these, azadirachtin and meliantriol are utilized as beetle antifeedants while salannin is utilized as an antifeedant for the housefly.