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What is the purpose of ebb-and-flow?
Nov 19,2024
The ebb-and-flow, also known as flood and drain, is a hydroponic system technique used for growing plants. The purpose of the ebb-and-flow system is to provide periodic flooding and draining of the plant roots with nutrient-rich water. The cycle typically involves flooding the growing tray or container with the nutrient solution, allowing the roots to uptake water and nutrients, and then draining ...
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What is the ebb and flow method?
Sep 25,2024
The ebb and flow method, also known as flood and drain, is a hydroponic growing technique used to cultivate plants without soil. In this method, plants are placed in containers or trays filled with a growing medium, such as expanded clay pellets or rockwool. The containers are periodically flooded with a nutrient-rich solution and then drained. Here's a step-by-step breakdown of the ebb and flow m...
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light control greenhouse
Sep 25,2024
A light deprivation greenhouse, also known as a blackout greenhouse or light control greenhouse, is a specialized structure used in agriculture to control the amount of light exposure that plants receive. It is primarily used for the cultivation of light-sensitive crops, such as certain flowers, vegetables, and herbs. The main purpose of a light deprivation greenhouse is to manipulate the photoper...
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What is the difference between drain to waste system and recirculating system?
Jun 26,2024
Drain-to-Waste System: How It Works: Nutrient solution is delivered to the plants. Excess solution, which is not absorbed by the plants, drains away and is discarded (wasted). Fresh nutrient solution is prepared and supplied to the plants regularly. Advantages: Nutrient Consistency: Plants always receive a fresh supply of nutrients, ensuring optimal growth conditions. Simplicity: These systems are...
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Analysis of common problems in the use of agricultural films
Jun 12,2024
1. Ageing Usually we do a hand tear test to determine whether the film has aged. In addition, we can test different places to see whether it is local aging or overall aging. The most common problem is that farmers use sulfur or halogen ( Cl, Br , etc.), which makes the UV stabilizer added to the film lose its effectiveness, thereby accelerating the aging of the film. When the fi...
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Effects of calcium on photosynthetic characteristics, yield and quality of celery in hydro culture
Jun 07,2024
Celery is an annual or perennial herb, rich in vitamins, minerals, flavonoids and volatile oil compounds, is one of the important edible and medicinal vegetables. In facility cultivation, the development of celery industry is restricted by diseases, lack of nutrients and high residue. Soilless cultivation can provide a good growing environment for crops, reduce the occurrence of pests and diseases...
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Study on substrate of lettuce seedling in subtropical hydroponic culture
May 13,2024
The experiment was carried out on hydroponic lettuce seedlings by using three seedling substrates, namely phenolic foam, sponge and mixed substrate, to explore the influence of different substrates on the seedling emergence and biological yield of lettuce seedlings.。 The results showed that the effects of different substrates were significantly different: At the seedling stage, The emergence rate ...
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Cooling solutions for the African greenhouses
May 07,2024
Intelligent fixed roof vents continuous PE film greenhouses are specially designed for the African market to produce year-round, with the advantage that the climate inside the greenhouse can be regulated by the cooling system. How can the cooling system of our greenhouse be lowered to the temperature of normal plant growth? Today Jamie from Xiamen Wellgain Greenhouse Engineering Co., ...
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Hydroponic planting techniques
Apr 23,2024
Hydroponic vegetables refer to vegetables that are cultivated under the traditional soil cultivation form, in which most of the roots grow in the nutrient liquid layer and only provide water, nutrient and oxygen through the nutrient liquid. Hydroponic leaf vegetables have the characteristics of short growth cycle, clean product, good taste and good benefit. The varieties of hydroponic vegetables a...
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