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The low-lying saline-alkali land has low terrain, poor drainage, and strong evaporation, resulting in the continuous accumulation of salt on the surface, and the deterioration of hydrological and geological conditions. Therefore, in afforestation in low-lying saline-alkali land, it is necessary to carefully select tree species. Arbor species: Robinia pseudoacacia.
The roots of Robinia pseudoacacia can directly fix nitrogen, and it is a pioneer tree species for afforestation in sandy and alkaline land, but it is not suitable for planting in low-lying land with poor drainage. Weeping willow. It likes to live in wetlands and watersides, is moderately tolerant to salinity, and can be used as an important shelterbelt tree species in saline-alkali land.
Salix. It is one of the fast-growing tree species in sand-alkaline land, which is resistant to water and moisture, and is suitable for growing on mild sulfate land. It can be planted on both sides of the river channel and saline-alkali depression in the waterlogged area, and should be used as a pioneer tree species and charcoal forest.
It is also a good tree species for farmland shelterbelts. Tree of heaven. It grows quickly, is a pioneer tree species for early afforestation in saline-alkali land, and can protect banks and winds.
It can be planted on both sides of the channel and on the sides of the road on higher ground. Bead tree. The salt tolerance is second only to that of Robinia pseudoacacia, which can grow on dry and barren saline-alkali land, with few insect pests, fast growth and strong germination ability.
Populus tomentosa. It grows well in fertile and moist places, grows normally in lightly saline-alkali land, and can tolerate short-term flooding. It is suitable for fast-growing and high-yield forests, farmland shelterbelts and excellent tree species for greening on all sides.
Hybrid poplar. For example, 46 poplars and 69 poplars in Zhonglin grow normally under the condition that the soil salt content is 0 5, the perennial groundwater level is less than 1 meter, and there is water accumulation in the rainy season, which is a good fast-growing tree species for timber forests, shelter forests and greening on all sides. White elm.
It is more tolerant to salinity and alkali, and the soil salt content does not exceed 0 4 when it grows well. It can be used as an excellent tree species for timber forests, farmland shelterbelts and greening on all sides. Mulberry.
It is very resistant to salt and water, and can be planted on both sides of farmland shelterbelts. Pear. It is one of the hardy, waterlogging-tolerant and moderately salt-tolerant fruit tree species, such as using Du pear as the rootstock for grafting pear trees, which is more waterlogging and alkaline.
It grows on soils with a salt content of 0 6. Apricot. It is one of the most saline-alkaline tolerant fruit trees.
Jujube. The requirements for the soil are not strict, except for swamp land and heavily alkaline land, it can be cultivated. It has a strong adaptability to soil pH, and there are no strict requirements for the level of groundwater level, and there is no obvious effect on the growth even when the water is 30 cm or 70 cm and lasts for 30 days.
Paulownia. It is suitable for the growth of sand-alkali land, mainly as a farmland shelter forest, but it is afraid of flooding and does not tolerate moisture. Shrub species Purple locust.
It grows rapidly and has strong adaptability, and can be used as a low-level forest tree in the windbreak belt in saline-alkali sandy areas, and grows well when the soil salt content is 0 4. Ash strips. It can grow on low humidity soils with a salt content of 0 2 0 5.
It can be used for greening trees and cultivating ash stems. It can survive and grow after many days of flooding. Strange willows.
Drought-tolerant, barren-resistant, highly salt-alkali resistant, windproof, sand fixation, bank revetment, both sides of channels at all levels in saline-alkali areas and saline-alkali land where grass and trees do not grow can be planted. Willow. Deciduous shrub, rapid growth, strong adaptability, mild salinity tolerance, sand fixation revetment.
It is suitable for planting in mild saline-alkali wetlands, riverbank alkaline land, plain slopes, and sand-alkali wastelands.
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Seedlings suitable for planting in saline-alkali land in the north.
Black pine. Pinaceae pine is an evergreen tree, native to Japan, the southeast coast of China, Jiangsu, Zhejiang and Liaodong Peninsula and other places.
All are cultivated. Strong resistance to salinity and alkalinity, not resistant to water moisture.
Du pear. Rosaceae pear is a deciduous tree that can reach height.
Rice, native to North China, Northwest China and Northeast China.
Division. Hardy, drought tolerant barren, can be in salt content.
The soil grows normally and is more waterlogg-tolerant. Strong. Chinese toon.
The neem family Toon is a deciduous tree that can reach height.
Rice. It is cultivated all over the country. No requirements for soil.
Strict, with strong salt and alkali resistance.
Torch. It is a deciduous tree in the family Sumacaceae.
It is native to North America and is widely used in North China and East China.
Seed. It has strong salt and alkali tolerance, and is also a good autumn foliage tree species.
Fraxinus. Ash is a deciduous tree in the family Rhinoceraceae, tall.
Rice. It is widely cultivated in various parts of China. Salt and alkali resistance is relatively high. Strong. Tree of heaven.
It is a deciduous tree of the family Astraceae, which can reach height.
Rice. It is native to South China, North China and Northwest China.
It is robust, resistant, fast-growing, and resistant to salt and alkali.
Apricot. Apricot is a deciduous tree in the Rosaceae family, and the tree can reach a height of up.
Rice. In the Yangtze River Basin, the Northeast, Northwest and other places are equal.
There is cultivation. Strong salt and alkali resistance, not waterlogging resistance.
Construct a tree. Moraceae is a deciduous tree that can reach height.
Rice. It is native to China, the Yangtze River basin and North China.
are all distributed. It has strong resistance to various toxic gases, is resistant to both water and drought, has low requirements for soil, and can grow normally in acidic, neutral and saline-alkali soils.
Mulberry. It is a deciduous tree that can reach height.
Rice. It is native to the central region of China, and is now cultivated in a wide range.
It can grow normally in acidic, neutral and saline-alkali soils, and can be widely used in landscaping.
It is the best quality of the view.
Luan tree. It is a deciduous tree in the family Sapindaceae, which can reach height.
Rice. It is native to East China, Southwest China and North China.
and the South Northwest. It is strong in salt and alkali resistance, but not resistant to stagnant water.
Jujube. Rhamnoaceae jujube is a small deciduous tree with height.
Rice. It is native to the middle and lower reaches of the Yellow River in China and North China, and is now cultivated everywhere.
Resistant to drought and waterlogging
It has strong salt and alkali tolerance, and its variety, Longclaw jujube, is a good tree species for viewing branches.
National acacia. The legume is a deciduous tree that can reach height.
Rice. It is native to the northern part of our country and is now cultivated in various places. Compare.
Resistant to salt and alkali, but afraid of moisture. Its variety, Acacia japon, is also more tolerant to salinity and alkali, and is a common tree species.
Elm. Hibiscus, pomegranate, Xifu begonia peach, elm leaf plum, yellow thorn rose, pearl plum, shrub: water wax,
Gold-leaf privet, Phnom Penh boxwood,
Tortoiseshell holly, ligustrum parvifolia,
Small-leaved boxwood, large-leaved boxwood,
Melon seeds, boxwood, heather,
Cypress, oleander,
Tung sea, abundant flowers, moon season
Rhododendrons, brocade flowers
Purple-leaved barberry, red-leaved plum.
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Acidic stuff, or you can add quicklime or hydrated lime first to neutralize the weak base, and then grow neutral food.
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How to deal with the flooding of boxwood in Phnom Penh.
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There are many of them, such as figs, wisteria, peach, pomegranate, pear tree, jujube tree, arborvitae, clematis, forsythia and many more. I think these plants are very suitable for growing in alkaline soils.
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Question: I'm in the Northeast, there is a piece of land that is alkaline, and I have been putting it for several years, and I don't know what to plant.
Answer: Flower 1 who loves alkaline soilYueji flower Yueji is a long-term sunshine plant, so many flower friends like to raise the moon season, Huahua is also recommended that conditional flower friends can be exposed to raise, and the moon season in the condition of poor ventilation conditions, it is easy to give birth to aphids and other insect pests, after the occurrence of insect pests, it is necessary to regularly sprinkle small white medicine to remove insects, and at the same time pay more attention to observation.
2.In addition to the alkaline soil, it is best to use clay pots when potting, which can enhance the drainage of the soil, because lilacs are very afraid of waterlogging, and the amount of watering should be controlled. There are also many flower friends in the Northeast who say that there is no problem with lilacs being raised outdoors in winter, and it can be said that they are very suitable for planting flowers in the northern region.
3.Acacia flowers are very resistant to the barrenness of the soil, and the shadow of acacia flowers can be seen in many places where the soil is not fertile, but acacia flowers are not very able to withstand dust, and the places with serious environmental pollution are not good, and they should not be pruned often, because its reproductive ability is not strong, and the root system is very shallow.
4.Wisteria flowers are also a common flower in the north, when it blooms, it will hang down like a purple waterfall, especially beautiful, in fact, wisteria flowers are very adaptable to the environment, they just grow not too vigorously in acidic soil, but almost all regions of the country can breed wisteria flowers, and it is very tolerant of temperature.
Question: I don't want to plant flowers.
Answer: Alkaline soil is suitable for growing pomegranates, oleanders, figs, acacias, cloves, spring flowers, etc. Alkaline soil is suitable for growing figs, pomegranates, jujube trees, pear trees. Alkaline soil can be grown with many crops, rice, cotton, rape, figs, etc.
According to the alkalinity of the strength: 1Strong alkaline:
Grapes, tea, wine, kelp, citrus, persimmons, cucumbers, carrots. 2.Medium alkaline:
Soybeans, tomatoes, bananas, strawberries, egg whites, prunes, lemons, spinach, etc. 3.Weakly alkaline:
Red beans, apples, cabbage, tofu, cabbage, rape, pears, potatoes.
You can refer to it!
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Plants such as chrysanthemums, tobacco, lettuce, pomegranate, cotton, wheat, licorice, peppercorns, forsythia, figs, etc., are suitable for living in alkaline soils.
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It is suitable for planting apricot trees, guava, oriental cypress, oleander, wisteria and other plants, all of which are very fond of acidic soil.
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Most succulents are well suited to alkaline soils, and there are many types of alkaline soils, such as some alkaline soils, which are saline or calcareous soils. Generally, there is no way to grow when the pH value is greater than nine, but there are still many plants to grow in some alkaline soils less than nine, and there are many plants that like saline-alkali soil, such as some sand dates and wolfberry. They are all fond of alkaline soils, andRice is also a plant that prefers alkaline soil.
In addition to this, succulents that are very common in general are well suited to calcareous alkaline soils, such as cacti, cactus, etc.
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The indicator plants of alkaline soil are centipede grass, cypress, licorice, pepper, tribulus terrestris, etc., if these plants grow many and well, then the soil here is alkaline soil.
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Figs are resistant to barrenness and waterlogging, and prefer to grow in slightly alkaline soils, if the planting area is sunny and can mix an appropriate amount of household garbage around the planting soil, and then fully loosen it, then the figs will grow more robustly, because the root system of figs has the characteristics of attaching to the surface.
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The alkaline soil environment is suitable for planting plants such as chrysanthemum, dragon cypress, pomegranate, rapeseed, cotton, wheat, and tobacco. Soil acidity and alkalinity refers to the presence of various chemical and biochemical reactions in the soil, which exhibit different acidity or alkalinity. The reason why soil is acidic and alkaline is because of the presence of a small amount of hydrogen ions and hydroxide ions in the soil.
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What vegetables are suitable for alkaline soils? (with subtitles).
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1. Plots with high salinity content: plant vegetables with strong salt and alkali tolerance such as sugar beet, spinach, pumpkin and cabbage.
2. Plots with low salt and alkali content: plant broad beans, leeks, garlic, celery and mustard greens and other vegetables with medium salt and alkali tolerance.
3. Plots with very low salinity content: plant eggplant vegetables, Chinese cabbage and radish and other vegetables with weak salt and alkali tolerance.
4. Planting grass: alfalfa.
5. Planting woody plants: ash tree, torch lacquer, almond, black locust, acacia, willow, neem, oriental cypress, whitebark pine, Coptis chinensis, purple-leaved plum, poplar, tamarix, jujube tree, white elm, begonia, pear, hibiscus, bauhinia, meadowsweet, barberry, boxwood, paving cypress, purple locust, ivy, Fufang vine, etc.
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<>The crops suitable for planting in alkaline fields include ice leaf sunflowers, sunflowers, Luobuma, wolfberry, sand dates, etc.
Ice leaf daytime flower: also known as ice cabbage, it likes sunlight, is resistant to drought and salinity, and is afraid of cold, high temperature, heat and waterlogging.
Sunflower: It has strong salt tolerance, and seedlings can emerge even if the soil salt content is even low.
Luobuma: Another name is red hemp, tea flower, red willow seed, etc., the plant is tall rice.
Goji berry: drought tolerant, can grow in sandy land, so can be used as a shrub for soil and water conservation.
1. Ice leaves are in the middle of the day
Ice leaf sunflower, also known as ice cabbage, likes sunlight, is resistant to drought and salinity, and is afraid of cold, high temperature, heat and waterlogging. The ice leaf sunflower is rich in nutrients, the taste is crisp, and its own vesicular cells have some slightly salty taste, which can be eaten raw or fried. Ice leaves are very popular in France and are also being developed as a cosmetic product in Japan.
Second, sunflowers
Sunflower: It has strong salt tolerance, and seedlings can emerge even if the soil salt content is even low. Sunflower also has salt absorption properties, according to laboratory tests, sunflower stalks contain about sodium chloride, therefore, it is one of the biological alkali treatment crops in saline-alkali land.
Three, Luo Bu hemp
Wild Luobuma mainly grows in saline-alkali wasteland, desert edges, river banks, alluvial plains, around river berths and on the Gobi desert, and has been introduced, cultivated and domesticated. Another name of Luobuma is red hemp, tea flower, red willow seed, etc., the plant is tall rice, generally about 2 meters high, up to about 4 meters.
Fourth, wolfberry
Goji berries mainly grow on hillsides, wastelands, hilly lands, saline-alkali lands, roadsides and village houses. Because wolfberry is drought tolerant and can grow in sandy land, it can be used as a shrub for soil and water conservation. And because of its good salt and alkali tolerance, it can also become a pioneer in saline-alkali land.
Fifth, sand dates
The alias of S. spp. is Qilixiang, which has a strong ability to tolerate salt and alkali, and is generally more adaptable to sulfate soil and weaker resistance to chloride. Jujube can grow when the total salt content of sulfate soil is below, but it is not suitable for growth if the total salt content exceeds that of chlorinated soil.
Alkaline soil is soil with a soil pH greater than 7.
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