Abstract: A system and method for an electric bicycle battery anti-theft shield and/or cover that may be fitted to parts of an electric bicycle to hinder theft of the electric bicycle battery and/or components thereof. The system and method may also hinder theft of additional electric bicycle components and even hinder theft of the bicycle itself.

Abstract: Systems and methods for a removable battery locking mechanism, comprising: an adjustable rail 100 comprising a bolt 102 connecting a lower segment 103 and an upper segment 104, wherein said adjustable rail allow a user to adjust the rail's length to snuggly accommodate a battery 101 and fit in said battery's rail recess; said rail having opening 105, 106 in its lower and upper segments to allow it to be removably connected to a mobility device using connecting means which are hidden while said battery is connected to said mobility device; said upper and lower segments having protruding parts 108, 109 in the side opposite to said battery adapted to receive said bolt extrude sufficient distance hit said mobility device's frame; said rail's upper segment having a recess 110 adapted to receive said battery's locking pin and reinforced external part adapted to cover said pin; said rail's upper segment having an adjustable screw 111 located in the upper part of said upper segment protruding to the battery side allo

Abstract: Fertilizer compositions, comprising at least one double salt of the formula XH5(PO4)2, wherein X is K or NH4. The double salt may be KH5(PO4)2 (HKP) or (NH4)H5(PO4)2 (HAP). The fertilizer compositions may further contain other nutrient components that nay he chosen from the group consisting of calcium nitrate, calcium phosphate, and chelated and/or non-chelated micronutrients. The chelated and/or non-chelated micronutrients may be chosen from the group consisting of salts of iron, manganese, copper, zinc und molybdenum.