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Leaf vegetable plant cultivation method

A cultivation method and technology for leafy vegetables, which are applied in the field of new energy plant cultivation, can solve the problems of high energy consumption of artificial light sources and low nutritional value of plants, so as to improve plant yield and content of secondary metabolites, improve growth efficiency and nutrition Value, the effect of reducing energy consumption

Active Publication Date: 2022-01-04
4D BIOS INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the cultivation of leafy vegetables through plant factories requires high energy consumption of artificial light sources, and the nutritional value of plants cultivated by using existing technologies is usually lower than that of natural conditions

Method used

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  • Leaf vegetable plant cultivation method
  • Leaf vegetable plant cultivation method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0086] The present embodiment provides a kind of cultivation method of leafy vegetables, specifically comprises the following steps:

[0087] S1: Sowing, sowing in the seedling sponge to germinate the lettuce seeds. Wherein, the seedling-raising sponge is a water-soaked sponge, and there are multiple breeding holes in the seedling-raising sponge, and a lettuce seed is sown in each breeding hole.

[0088] Specifically, the seedling raising sponge can be placed in the seedling raising tray, and a transparent protective cover or protective film can be covered on the seedling raising tray.

[0089] In some cases, irradiation treatments with artificial light sources were used to germinate the lettuce seeds in the nursery sponges.

[0090] S2: After the seeds germinate, part or all of the water in the seedling-growing sponge is controlled to dry, and a seedling-growing nutrient solution is added to the seedling-growing sponge to grow seedlings to obtain lettuce seedlings. Wherein,...

Embodiment 2

[0107] This embodiment provides a method for cultivating leafy vegetables. The specific steps and part of the cultivating conditions of the cultivating method are similar to the above-mentioned embodiment 1, and will not be repeated here. The differences between this embodiment and embodiment 1 are introduced below ,details as follows:

[0108]In this embodiment, an LED light source is provided as an artificial light source, the frequency of the light source is set to 10MHz by chopping, and the duty cycle is 60%, 50%, 40% and 20% of the lighting conditions, and the other test conditions are almost the same. Carry out the seedling cultivation of lettuce, and obtain the lettuce plants corresponding to each condition respectively.

[0109] It should be noted that this embodiment also provides a DC panel LED light source (50 Hz, continuous light) without chopping processing as a DC condition control group. For specific test conditions, please refer to Table 2 below.

[0110] Tabl...

Embodiment 3

[0117] This embodiment provides a method for cultivating leafy vegetables. The specific steps and part of the cultivating conditions of the cultivating method are similar to the above-mentioned embodiment 1, and will not be repeated here. The differences between this embodiment and embodiment 1 are introduced below ,details as follows:

[0118] In this embodiment, an LED light source is provided as an artificial light source, and the frequency of the light source is set to 100KHz, 1MHz, 2MHz, 5MHz, 7MHz, 10MHz and 15MHz by chopping, and the duty cycle is 40%. The seedling cultivation of lettuce is carried out under the same conditions, and the lettuce plants corresponding to each condition are respectively obtained.

[0119] It should be noted that this embodiment also provides a DC panel LED light source (50 Hz, continuous light) without chopping processing as a DC condition control group. For specific test conditions, please refer to Table 3 below.

[0120] Table three

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Abstract

The invention provides a leaf vegetable plant cultivation method, and particularly relates to the field of plant planting. The leaf vegetable plant cultivation method comprises the following steps that seedlings of a target leaf vegetable plant are provided; the seedlings of the target leafy vegetable plant are transplanted into a preset culture medium, and the seedlings of the target leafy vegetable plant are cultivated under a preset cultivation condition to obtain a plant of the target leafy vegetable plant; the preset cultivation condition comprises the step that in the seedling cultivation process of the target leafy vegetable plant, an artificial light source comprising an LED light source is used for performing irradiation treatment on seedlings of the target leafy vegetable plant; and the light source frequency of the artificial light source is larger than or equal to 100 KHz, the duty ratio is larger than or equal to 20% and smaller than or equal to 60%, and the illumination intensity range is 150-350 [mu]mol.m<-2>.S<-1>. According to the technical scheme of the method, energy consumption can be effectively reduced, and the yield and nutritional value of plants are remarkably improved.

Description

technical field [0001] This application relates to the field of planting new energy plants, in particular to a method for cultivating leafy vegetables. Background technique [0002] Leafy vegetables are important edible plants, and they are the sources of nutrition that people cannot lack. Many leafy vegetables also have medicinal value and are widely used in the pharmaceutical field. However, some leafy vegetables have higher requirements on temperature, etc., and need to grow under certain light conditions, so they have seasonal and geographical restrictions. With the development of agricultural technology, plant factories that can automatically control plant growth conditions have solved the seasonal and regional restrictions on the cultivation of leafy vegetables, making their growth no longer limited by natural conditions. However, cultivating leafy vegetables through plant factories requires high energy consumption of artificial light sources, and the nutritional valu...

Claims

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Application Information

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IPC IPC(8): A01G31/02A01G7/04
CPCA01G31/02A01G7/045Y02P60/14Y02P60/21
Inventor 刘威庄喻韬葛良安张宪
Owner 4D BIOS INC