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The easiest way is to use a tray or foam box, spread the soaked seeds at the bottom, and then maintain the humidity, the seeds generally see the light after germination, and they can be eaten in about a week; You can also spread some loose soil on the bottom and sprinkle seeds to keep it moist.
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Go to the market and buy a square or rectangular pot for the balcony, buy soilless vegetable seeds, and try planting them when the temperature is right.
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Don't throw away the drink bottle, use it to cultivate green onion seedlings without soil, take root quickly, have many leaves, and can be eaten in a week.
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If you want to make a comparison, the substrate basically plays a supporting role, and it can retain water and breathe.
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1. Vegetable selection.
Fruits and vegetables that can be cultivated without soil are: tomatoes, cucumbers, bitter gourds, strawberries, cherry radish. Leafy vegetables include lettuce, celery, coriander, bok choy, rape, water spinach, lotus artemisia, etc.
The ripening period of these dishes varies. Fruit and vegetables are generally 3 to 5 months, and leafy vegetables are generally 2 to 3 months. The temperature of fruits and vegetables is about 10 25 degrees, and the light is seen all day, and the requirements for leafy vegetables are relatively small, and the average family is suitable for planting.
Agricultural research institutes and seed companies in various places have vegetable seeds for sale.
2. Preparation of utensils.
Discarded plastic cups, the bottom of the cup is pierced for seedlings. Plastic flower pots or styrofoam boxes (with holes in the bottom) with a tray at the bottom. Don't use clay pots.
0 5 kg of gravel and 1 2 kg of perlite (available in building materials stores), vermiculite, peat, rock wool. There are two kinds of concentrated nutrient solution, No. 1 and No. 2, which must be used for comprehensive dilution. 2 empty plastic bottles (for diluting nutrient solution).
3. Seedlings. Seed invasion. Seeds should be soaked in warm water at 32°C for 6 hours. Soak the substrate.
Soak the gravel and perlite in water and set aside. Sow. Seedlings are filled with soaked substrate in plastic cups, fingers dig holes, 2 seeds per hole of fruits and vegetables, dig ditches for leafy vegetables, and sow seeds along small ditches.
Cover with a substrate and press lightly, cover with a plastic bag or film and wait for the seedlings to emerge.
Fourth, management. pouring. After the emergence of seedlings, water the diluted nutrient solution 1 2 times a day, and the exudative liquid in the tray is appropriate. Vegetable seedlings.
When the seedlings grow 2 leaves, start to thin the seedlings, leaving only one seedling in each hole, and pulling out the excess seedlings. Repotting. When the seedlings grow to 3 or 5 true leaves, they need to change to large pots.
First spread a layer of soaked gravel at the bottom of the pot to facilitate drainage, then spread perlite, transplant the seedlings into the large pot together with the substrate, and finally cover a layer of gravel on top of the perlite. After changing the pot, pour the liquid for the first time, and it is advisable to seep out of the tray. pouring.
Leafy vegetables are watered once every 2 days, watered 2 times a day, and fruits and vegetables are watered only 2 times a day without watering.
The vegetable varieties mentioned in the family soilless cultivation method are more convenient to buy in our lives, and the appliances used are also cultivated by using some waste bottles and cans produced in life, the method is very green and ecological, and it also has a certain beautification effect on the family.
Soilless culture has the following advantages:
1) Soilless cultivation does not use natural soil, does not apply organic fertilizer, has no peculiar smell, does not breed mosquitoes and flies, has no soil-borne diseases, has no underground pests, and has a clean production environment. >>>More
China Soilless Cultivation Network! Shanghai Sun Bridge! One of the earliest soilless cultivation companies in China. >>>More
Soak <> lettuce seeds in clean water for 3-4 hours, drain the water and place them on a clean and moist gauze for germination. Lettuce is suitable for autumn, winter and spring cultivation, sowing germinated seeds into planting cups, sowing 1-2 seeds per cup, then covering with a layer of substrate and watering appropriately. When the seedlings have 6-7 true leaves, the seedlings are planted in the nutrient bowl first, and then the seedlings are filled with vermiculite around the seedlings, and the nutrient solution is regularly watered. >>>More
Greenhouse cultivation should choose varieties that are resistant to low temperature and high humidity, have fast growth, early maturity and compact plant size. >>>More
There are four directions for the postgraduate examination of plant protection: 090401 Plant Pathology 090402 Agricultural Insects and Pest Control 090403 Pesticide Science These three are academic masters, the National Joint Examination for Agronomy, and the examination subjects are: 101 Ideological and Political Theory 201 English I 314 Mathematics (Agriculture) or 315 Chemistry (Agriculture) 414 Plant Physiology and Biochemistry The fourth direction is planting.