Mobile (labile and water-soluble) forms of humus are one of the basic components of effective soil fertility and a precondition for high productivity of crop rotations. As a result of fermentation. these forms of humus are mineralised and take part in plant nutrition. and some of them. https://www.roneverhart.com/Jumbo-Deep-Sea-Deniz-urunleri-Pecete-Yuzu-u/