Neptune's Harvest Crab Shell Multi-Purpose Plant Food 2-3-0 4lb<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Neptune's harvest organic crab shell is an excellent dry organic source of NPK， calcium and magnesium. It will also help with nematode and fungus problems.</li><li>Here's why: crab shell is high in chitin， which promotes the growth of chitin eating bacteria in the soil.</li><li>The exoskeletons of fungus and nematode eggs are high in chitin.</li><li>When added to the soil crab shell helps to create a hostile environment for the fungus and nematodes by feeding the biological life that eats chitin and chitin based organisms.</li><li>Crab shell</li><li>It is an excellent dry organic source of NPK， calcium (23 percent) and magnesium (1.33 percent)</li><li>Crab shell is high in chitin， which promotes the growth of chitin eating bacteria in the soil</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Twhl%2BxUNL.jpg" noproxy>