Special fertilizer for Berberis thunbergii var. atropurpurea Chenault and preparation method of fertilizer

Abstract

The invention discloses special fertilizer for Berberis thunbergii var. atropurpurea Chenault and a preparation method of the fertilizer. The fertilizer comprises base fertilizer and flooding-tolerantgranules, wherein the base fertilizer is composed of the following components: in parts by weight, 10-30 parts of urea, 5-8 parts of powdered rock phosphate, 3-8 parts of potassium chloride, 4-6 parts of medical stone powder and 3-5 parts of a controlled release agent, and the flooding-tolerant granules are granules which is prepared from cultured substances of rhizosphere soil extractum of Berberis thunbergii var. atropurpurea Chenault. The special fertilizer for Berberis thunbergii var. atropurpurea Chenault comprises the base fertilizer and the flooding-tolerant granules, nutrients required for growth of Berberis thunbergii var. atropurpurea Chenault is provided by the base fertilizer, sustained release can be achieved, and the flooding-tolerant granules contain beneficial bacteria symbiotic with Berberis thunbergii var. atropurpurea Chenault, so that growth of Berberis thunbergii var. atropurpurea Chenault is promoted, and Berberis thunbergii var. atropurpurea Chenault is resistant to waterlogging.

Description

technical field [0001] The invention belongs to the technical field of fertilizers for cultivating garden plants, and in particular relates to a special fertilizer for purple leaf barberry and a preparation method thereof. Background technique [0002] Purple leaf barberry, also known as red leaf barberry, is native to Northeast China, North China and Qinling Mountains. Mostly born in forest margins or open spaces at an altitude of about 1000 meters, deciduous shrubs, with clusters of branches, young branches are purple-red or dark red, old branches are gray-brown or purple-brown. Purple-leaf barberry has strong adaptability, likes sun, and tolerates half shade, but some leaves will turn green when the light is slightly poor or the density is too high. Hardy and resistant to pruning. Gardens are often used with evergreen tree species for block color arrangement, which can be used to arrange flower beds and flower mirrors. It is an important tree species for color block com...

AI Technical Summary

Problems solved by technology

The base fertilizer formula uses urea, superphosphate, potassium sulfate, and farmyard manure in a mass ratio of 4:3:1:2. Although the farmyard manure is added to the above formula, it has a certain slow-release effect, but the effect is not obvious. Moreover, the addition of farmyard manure makes Barberry purple leaf less resistant to waterlogging and is only suitable for planting in flower pots

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