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Shallots. The leaves are hollow, cylindrical, and have some mucus in them, which some people call brand figuratively called onion runny nose.
The leaf surface of the shallot is composed of the leaf body and the petiole, the leaf body is the green onion leaf, and the petiole is the continuous under the green onion leaf, which is also called the green onion skin, which is actually the mechanism that constitutes the shallot stalk, which is the petile, garlic, and ginger.
The stalk is not actually a stem in the real sense, it is a false stem, which is formed by the petiole of the shallot.
This is what the leaf surface of the shallots looks like, and its effect is that the emerald green leaves are stored and transported to the cornerstone of the shallots according to the petioles of nutrients produced by plant photosynthesis, which in turn promotes the thickness of the shallot stalks and increases the production volume. The growth and development of shallots are affected by leaf velocity, leaf number and leaf area index.
harmed. Generally, the larger the number of leaves, the thicker and higher the green onion stalks. The stronger the foliar growth, the more hypertrophic the petiole and the thicker the stalks.
The length of the shallot stalk is based on the continuous loosening of the soil, and the petiole is buried to promote the petiole to continue to widen, which gradually increases the length of the scallion stalk. This is the effect of shallots.
If you cut a part of it, wouldn't it make the leaf area index of the shallot smaller?It will cause the accumulation of nutrients to decrease, which is not conducive to the planting of young plants and cut off the upper half of the green onion leaves, leaving the half-pulled green onion leaves close to the leaf tips, the total area of the small green onion leaves is small and next to the road surface, of course, the temperature is small by exposure, the leaves become lighter, the normal watering of the moist soil layer, the leaves are not loose, but it is firm, and when they are planted, we cover the soil layer is also very high, bury the leaf tips, the leaf tips can be a good maintenance of the heart leaves, along with the slow root shallots, the small onion leaves can also grow and develop, and the heart leaves also grow quickly。 The chives grown at home are usually eaten by picking leaves, but since it was not clear that it was shallots at that time, they also picked the leaves and ate them together, which <>
The shallot that has been picked is the same as the chives, and a small amount of liquid will flow on the broken surface of the green onion leaves, which is conducive to the broken surface of the green onion to get better on its own, and the broken surface of the green onion leaves must be better for a certain amount of time.
Pull out the seedlings and get rid of the leaves on the transplanting, pay attention to the transplanting after watering close to the soil layer, do not have to get to the large lush leaf fracture surface;In addition, you can also do this is that you are ready to plant at dusk, then in the morning you cut off the top half of the big lush leaves, and by dusk the green leaves will become relatively good by themselves, pull out the seedlings to get some soil or water a few drops of water to the big lush green leaves break the surface of the fine; Homestay saladIn the springThe planting is to pick the green onion leaves to eat, and then plant at dusk. Of course, you can sprinkle some after cutting off the top half of the large lush leavesGrass and wood ashFade the scar, similar to the solution that everyone usually solves after leek cutting, so that after planting shallots, you don't have to worry about watering or rain to harm the broken surface of lush leaves.
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It will not have an effect, as long as the leaves are not cut off, it will not affect the normal growth of green onions, and it will not die.
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It will definitely be affected, but it will not cause the green onion to die, and it will continue to grow, and new green onion leaves may be produced.
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When transplanting green onions, it is best to cut off the upper half of the green onion leaves, so that it will not be affected when transplanting, and the survival rate will be higher.
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The time selection of green onion transplanting should be determined according to the listing plan, and the appropriate transplanting time should be selected according to the green onion growth cycle.
The green onion is full of stubble in the main producing areas of various kinds of green onions, which is in line with the planting rules of most green onion friends in China.
Seedlings in the current year, transplanting in the same year, and listing in the same year, this kind of stubble can be planted and transplanted in May and July;
Seedlings are raised in the current year, transplanted in the current year, listed in the following year, and can be planted and transplanted in August, September, November and December;
Seedlings are raised in the current year, transplanted in the next year, and marketed in the next year, in this case, they need to be planted and transplanted in April and May of the second year.
Mechanical transplanting.
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Green onions can be planted all year round, choose to plant in early spring in spring, water once in the morning and evening, and sprinkle some nitrogen fertilizer after watering; The summer planting time is between June and July, and pay attention to shade when planting; In autumn, plant around October, pay attention to the humidity of the plant growth environment; In winter, it is generally planted in early December, and attention should be paid to cold-proof treatment.
1. Spring planting. Green onion is a common vegetable in life, its unique taste is loved by the public, so when is the most suitable green onion planting, green onion can choose to sow in early spring, planted in the soil that has been thawed, and watered once a day in the morning and evening, sprinkled with nitrogen fertilizer after watering, so that the green onion can grow faster.
2. Summer planting. Green onions are drought-tolerant and cold-resistant plants, generally planted between June and July, do not need too much watering to grow, but in the summer planting to do a good job of shading measures, when the sun is strongly exposed, it will cause the yield of green onions to decrease, wait for the sun to go down after watering once a day, and then use diluted nitrogen fertilizer on the soil.
3. Autumn planting. Autumn planting is generally carried out around October, autumn belongs to the rainy season, rainy and continuous, the air humidity is very high, you can choose to water once every three days, fertilize once a week, when the rainy season comes, do a good job of drainage, water every day according to soil moisture, to avoid rainwater for a long time to soak the plant and cause root rot.
4. Winter planting. The planting time of winter planting is generally selected in early December, planting green onions in winter to do a good job of cold resistance measures, fertilizing once every half a month, watering according to soil moisture as appropriate, applying a certain amount of potassium fertilizer every day, which is more conducive to the growth of green onions, when the snow comes, you can cover the soil with film, avoid the plant being frostbitten, and let it survive the winter.
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Green onion transplanting can generally be done all year round, and it is generally better to transplant in May and August.
The suitable temperature for the growth of green onions is 12-20 per month, with strong cold tolerance and poor heat resistance, vigorous growth in autumn and slow growth in summer, and poor quality.
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The general transplanting words are shallots, there is no transplanting of shallots, because shallots seedlings can grow, after growing up is green onions, now is the season of transplanting shallots, remember to dig the ditch deep when transplanting, and wait for the green onions to grow up after the roots of the green onions to cultivate the soil, and then the green onions grow up and then cultivate the soil, repeat several times, the higher the soil, the longer the green onions.
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The leaves of green onions are hollow, tubular, and have mucus in them, which some people call shallot snot. The leaves of green onions are composed of a leaf body and a leaf sheath, the leaf body is a green wave leaf, and the leaf sheath is attached to the green wave leaf. We are also called Papi.
In fact, it is the tissue that makes up the stalk of green onions. Leaf sheaths, garlic, ginger, etc. are the same. The wavy stem is actually not a stem in the real sense, but a false stem, and the green onion is what the green onion leaf looks like.
The green leaf body is photosynthesis.
The nutrients produced are stored and transported to the base part of the green onion through the leaf sheath, which plays a role in promoting the stem thickness of the green onion and increasing the yield. The growth of green onion stems is affected by the leaf emergence rate, the number of leaves, and the leaf area. Usually the higher the number of leaves, the thicker the plantain becomes.
The longer the leaves, the thicker the leaf sheath and the thicker the plantain. The length of the stalk of the green onion is buried in the leaf sheath by continuous soil drainage, so that the leaf sheath continues to extend upward, which also gradually increases the length of the plantain.
This is where green onion leaves come in. Doesn't cutting off a part of the green onion reduce the leaf area?Reducing nutrient accumulation is not conducive to the survival of seedlings. Some people might say, cut off part of the broken leaves.
It can reduce the evaporation of water. That's simply wrong. The large leaf is a very forbidden drought crop, and there is a saying that "drought does not die in waves".
Because the leaves of green onions are smooth on the outside, with the addition of white wax, the evaporation of water can be greatly reduced. Isn't it faster to cut off a part of the wavy leaves that will destroy the tubular tightness of the green onions, thus opening the holesThen, the green onions with the dead leaves cut off look neat, and then moved to a warm greenhouse, and the green onion leaves will grow and can be dragged to the market to sell.
Still good. A pound of green onions can reach about yuan. This is my family's ** from last year.
It is nearly 1 won higher than the green onions harvested in the normal season. All the green onions in our village are transplanted for the second time after cutting off the dried leaves above Pa white, and they are transplanted and planted from mid-November, from the beginning of the month to the middle and end of the month, which is the time of the Spring Festival, and the ** of green onions is the highest of the year. So my side is the dried onion leaves cut during the second transplantation in the restaurant in winter, and they are cut directly from the white of the green onion, which has no effect, and directly accelerates the growth rate of the germination of green onions after transplantation.
In less than half a month, the newly transplanted green onions can be sold during the Chinese New Year. Why aren't you happy?
Under the transplantation of green onions at a normal time, I don't do anything here, as long as some of the branches and leaves do not disappear, we will pick them, and transplantation in winter is the most classic way to cut branches and leaves. Green onions are tenacious and resistant to drought, and there is no problem with overwintering growth. The green onions on the hillside on Chinese New Year's Eve were frozen white and frozen with popsicles.
As long as you dig it out, you can directly cut the dead leaves, move them to the vegetable greenhouse and water them once, and you can live for three or three days.
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There is no impact. The vitality of green onions is tenacious, when transplanting, the upper half of the green onion leaves is subtracted, and the growth rate of green onions is accelerated.
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It will not be affected, there is no problem if the roots are not damaged, and they can continue to grow in the later stage.
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Transplanting green onions and cutting off the top half of the green onion leaves has no effect on the green onions, and the survival rate is still very high. Because if there are too many leaves at the beginning of transplanting, too much water will be dissipated from the leaves, and the roots of the green onions at this time cannot quickly absorb water from the ground, so that the newly transplanted green onions are easy to dehydrate and die.
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OK. It can be cut off, and when cultivating green onions, the green onion leaves are cut off to reduce water evaporation and help survive. ”
Green onion planting management:
Green onions are biennial, but they are cultivated as 3 years. The traditional cultivation method is to sow seeds in the autumn of the first year, overwinter with seedlings, transplant in the summer in the second year, harvest green onions in early winter, harvest the growing plants in the open field or in the facility for wintering, through vernalization at a temperature of 2 5, and then transplant to the open field in the spring of the third year, moss and flowering under long sunshine, and harvest seeds on the summer solstice.
1) Green onions can be sown in autumn or spring. The export of green onions, generally sown in spring, is harvested at the end of October of the same year, and is exported after finishing and packaging. The root of green onion is a string-like fibrous root, which is mainly distributed in the soil layer of 30 cm underground and 15 to 30 cm horizontally.
Green onion is also more picky about the requirements of the environment, it prefers cool climatic conditions, germination suitable temperature in 13 20, plant growth temperature in 20 25, below 10 slow growth, higher than 25 growth weak, yellowing leaves, easy to produce diseases, 35 40 in a semi-dormant state, part of the outer leaves withered.
b) Moisture. Green onions are very drought tolerant, but due to weak root systems, they need to reach 70-80% soil moisture and air humidity.
It is beneficial for growth when it reaches 60 to 70%. Green onions have low requirements for light, so they are suitable for dense planting.
3) In terms of soil nutrition, green onions drain well and grow well in deep and fertile loam, and in the whole growth process, green onions should be mainly nitrogen fertilizer, and more phosphorus and potassium fertilizers are needed after growth.
4) In the selection of seedling land, green onions are contraindicated and continuous cropping.
The vegetables are planted together, and do not choose the barren grassland, otherwise the seedlings are overgrown with weeds, and the seedlings should have a special person in charge.
5) After the harvest of the stubble crop before the green onion, the vegetable farmer needs to deeply turn the white green onion twice, and the leisure is 20 days. The seedling period of green onions is as long as 50 days, so 1000 kg of rotting fertilizer should be applied per mu of seedling land.
6) Reasonable fertilization in the whole growth cycle of green onions, suitable for topdressing with green water-soluble fertilizer, fertilization needs to use thin fertilizer diligent method.
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It can be pinched appropriately and will not affect too much.
If a large number of green onion leaves are picked during the growing season, photosynthesis will inevitably be affected, which will affect the nutrient accumulation and thus the yield.
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Onions should not be cut and planted.
1. Onions are planted from seeds.
2. Roots: The radicle of the onion will shrink soon after entering the soil, so there is no taproot, and its roots are string-like fibrous roots, born at the base of the short stem disk, the root system is weak, there is no root hair, and the root system is mainly densely distributed in the topsoil layer of 20 cm, so the drought tolerance is weak, and the ability to absorb fertilizer and water is weak.
The root growth temperature is lower than that above ground, and the ground temperature is 5 degrees Celsius.
, the root system begins to grow, 10 to 15 degrees Celsius is optimal, 24 to 25 degrees Celsius is slow.
3. Stem: The stem of the onion is shortened to form an oblate conical stem disc during the vegetative growth period, the lower part of the stem disc is a coiled heel, the upper part of the stem disc is surrounded by circular cylindrical leaf sheaths and branch buds, and the fibrous roots grow below.
The coiled heel tissue of mature bulbs shrinks and hardens, preventing water from entering the bulb.
Therefore, the coiled heel can control the premature growth of roots or premature germination of bulbs, during the reproductive growth period, the plant is subjected to low temperature and long sun conditions, the growth cone begins to differentiate the flower buds, and the flower sprouts are extracted, the flower sprouts are cylindrical, hollow, the middle is swollen, there is wax powder, and the tip forms an inflorescence.
I can blossom and bear fruit.
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