Fertilizer for increasing content of lycopene in tomatoes as well as preparation method and application of fertilizer

The invention provides a tomato bio-fertilizer, and belongs to the field of fertilizers. The tomato bio-fertilizer provided by the invention is prepared from the following raw materials in parts by weight: 50 to 80 parts of tomato rhizome and leaf, 40 to 60 parts of leguminous plant rhizome and leaf, 20 to 30 parts of corn straw, 40 to 50 parts of animal waste, 50 to 80 parts of biochar, 2 to 5 parts of vitamins, 2 to 4 parts of glucose and 0.2 to 3 parts of an EM microbial agent. The tomato bio-fertilizer provided by the invention can significantly improve the lycopene content in tomato fruits and accelerate fruit coloring in a mature period, and the obtained tomato fruits are bright in color, sour and sweet in taste and appropriate in hardness. In addition, the tomato bio-fertilizer provided by the invention is easy to obtain, low in cost, convenient to use and suitable for large-scale production. 本发明提供了一种番茄生物肥料，属于肥料领域。本发明提供的番茄生物肥料，包括重量份计如下的原料：50～80份番茄根茎叶、40～60份豆科植物根茎叶、20～30份玉米秸秆、40～50份动物粪便、50～80份生物炭、2～5份维生