Liquid medicine for prolonging flowering time of wild rhododendron delavayi and spraying method thereof

Abstract

The invention discloses a liquid medicine for prolonging flowering time of wild rhododendron delavayi. The liquid medicine is obtained by adding water to gibberellin and 2,4-dichlorphenoxyacetic acid and blending, and the proportion is that 40-80 mg of gibberellin and 50-150 mg of 2,4-dichlorphenoxyacetic acid are blended with each kilogram of water. When the wild rhododendron delavayi is sprayed by the liquid medicine provided by the invention, the liquid medicine is sprayed by the following ways: spraying parts: uniformly spraying the liquid medicine on the leaves of the wild rhododendron delavayi; spraying time: spraying at the blossom bud developmental phase; spraying period: spraying for one time every seven days; and spraying frequency: spraying for five times in all. The liquid medicine disclosed by the invention has the advantages of freedom from limits of natural conditions, easiness in application in a large scale, simpleness of operation, low cost and capability of really achieving the aim of manually regulating and controlling the flowering time of the wild rhododendron delavayi. By utilizing the liquid medicine disclosed by by the invention, the flowering time of the rhododendron delavayi can be prolonged by about 10 days so that the aim of prolonging the flowering time of the wild rhododendron delavayi can be realized.

Description

technical field [0001] The invention relates to a liquid medicine for prolonging the flowering time of wild rhododendron lantana and a spraying method thereof, belonging to the technical field of plant cultivation. Background technique [0002] Horse Cherry Rhododendron ( Rhododendron delavayi Franch.) is Rhododendronaceae Rhododendron, growing in the hillside bushes at an altitude of 1700-2000m, evergreen shrubs to small trees, leaves oblong-lanceolate, raceme umbels, corolla rose red, flowering in 3 From April to April, it has high horticultural ornamental value. However, wild Rhododendron lantana has a short flowering period, and the climate is humid and cold during the flowering season. It is often difficult to meet national legal holidays during its flowering period, so its ornamental value is severely limited. Measures are used to regulate and prolong the flowering period of wild rhododendron lantana. These methods in the prior art not only have the problems of being...

AI Technical Summary

Problems solved by technology

However, wild Rhododendron lantana has a short flowering period, and the climate is humid and cold during the flowering season. It is often difficult to meet national legal holidays during its flowering period, so its ornamental value is severely limited. measures to regulate and prolong the flowering period of wild Rhododendron lantana, these methods in the prior art not only have the problems of being limited by natural conditions, difficult to implement, and high in cost, but also have unsatisfactory results.

Therefore, the existing technology still cannot meet the needs of use

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