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Drip irrigation saves water, and irrigation water only moistens part of the soil at the roots of fruit trees. Compared with the surface irrigation method, the soil evaporation loss, field runoff and deep seepage between crops and rows were reduced, and the irrigation water utilization rate was significantly improved. In arid mountainous areas and high-head irrigation areas, it is of great significance to make full use of limited water resources and expand the irrigation area of fruit trees.
It can effectively promote the growth of trees and increase the synthesis and accumulation of leaf nutrients. Through drip irrigation of the pipeline system, through closed irrigation, the source water enters directly from the roots of the fruit trees, which eliminates the channel water evaporation and seepage loss and deep seepage loss in the process of field runoff, so that the area of the local soil, irrigation water and only moist fruit tree roots also reduces the plant root system, farmland runoff and soil evaporation loss, deep infiltration loss, etc., and improves the utilization rate of irrigation water.
Drip irrigation can improve the yield and quality of fruit trees. Compared with other irrigation methods, the yield of fruit trees using drip irrigation has increased over the years, because drip irrigation has the advantages of uniform irrigation, irrigation water and dissolved chemical fertilizer directly delivered to the roots of fruit trees, which can meet the water and nutrients required for fruit tree growth in a timely and appropriate manner, and improve fruit quality.
Choose excellent seedlings with healthy, vigorous growth and no pests and diseases in spring and summer, accounting for more than 70%. At the seedling stage, try to hurt the root system as little as possible and hurt the fibrous roots more, which is conducive to the recovery of the root system and plays the functional role of the root system as soon as possible. When seedlings need to be transported, the seedlings should be soaked in the soil and transported after packaging, and evergreen tree seedlings are best transplanted with the soil.
Soil temperature has a certain effect on the growth of fruit trees in an orchard. The higher the temperature, the earlier the trees grow and ripen, which can also increase the economic benefits for the grower. Covering the fruit tree tray with straw, leaves, weeds, etc., can both moisturize and protect against cold.
The best conditions of mulch, which keeps the moisture cold, and increases the ground temperature, drip irrigation has a small moist area on the surface, almost no surface evaporation, so it has less impact on the ground temperature. Due to the small moist area of the surface, the small evaporation of the surface, and the relatively low air humidity in the canopy, it is not conducive to the survival of pests, so the occurrence of pests and diseases can be reduced. When orchard trees suffer from infectious diseases, drip irrigation can be effective in reducing the likelihood of disease transmission, depending on irrigation water use.
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Drip irrigation is a process that drips water directly into the roots of the plant, without wetting the leaves and without generating surface runoff, which is very water-saving. And it is easy to grasp the precise depth of water application, so that the permeability of the soil root system is kept in a good state, and the fertilizer can be injected into the water to directly act on the plant roots, the nutrients are sufficient and greatly maintain the controllable soil humidity, reduce plant diseases, and thus reduce the amount of pesticides. The plant quality is high and the economic benefits are greatly improved.
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Personally, I think that drip irrigation technology can save water resources very well, but at the same time, it can also allow fruit trees to obtain sufficient water sources for more scientific and reasonable irrigation and planting. If you want to grow high-quality fruit trees, you must probably take into account the relevant climate and environment, as well as the scientific and reasonable control of pests and diseases!
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The advantage of using this technology is that it is more water-saving, more reasonable, standardized, can save resources, save costs, choose excellent apple varieties to sow seeds, and fertilize, maintain a dry environment, you can plant high-quality fruit trees.
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1. Increase output and improve quality factors.
Compared with other irrigation methods, the yield of drip irrigation fruit trees has been improved over the years due to the advantages of drip irrigation with uniform irrigation, which directly delivers irrigation water and chemical fertilizer dissolved in water to the root area of fruit trees, which can meet the water and nutrients needed for fruit tree growth in a timely and appropriate amount.
2. Save irrigation water.
Because drip irrigation directly transports irrigation water from the water source to the roots of fruit trees through a closed pipeline system, it eliminates the evaporation and seepage losses in the process of channel water transportation, field flow and deep seepage loss, etc., so that the irrigation water only moistens the local soil in the root area of fruit trees, and also reduces the soil evaporation loss between the rows, field flow and deep seepage loss compared with the ground irrigation method, so that the utilization rate of irrigation water is improved.
3. It is conducive to the growth and development of fruit trees.
It can effectively promote the growth of the tree and increase the synthesis and accumulation of leaf nutrients.
Fourth, save labor. The orchard with the drip irrigation system realizes pipeline water transmission and fixed irrigation device (dripper) irrigation, which not only greatly improves the irrigation efficiency, but also saves labor. In hilly areas, drip irrigation does not need to build terraces and level land, which saves labor such as repairing canals, carrying water and spraying pesticides, and indirectly saves a lot of labor.
Fifth, energy saving, low operating costs.
In the case of wells or pumping stations, drip irrigation saves water, reducing the amount of water pumped compared to sprinkler or surface irrigation, and therefore reducing energy consumption and operating costs. Although the operation of the drip irrigation system requires a certain working pressure, and consumes a part of more energy than the surface irrigation, under the condition of lifting water for irrigation, the energy saved by drip irrigation due to water saving is generally far away; More energy than drip irrigation.
Sixth, you can use salt water drip irrigation.
Because drip irrigation keeps the soil around the roots moist at all times, even if the irrigation water contains more salt, the capillary action of the soil transports the salt in the irrigation water and the soil to the edge of the moist zone, reducing the damage of salt to the fruit trees. Therefore, drip irrigation can be used for irrigation in areas where the salt content of irrigation water is high and it is not suitable for surface irrigation or sprinkler irrigation.
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Drip irrigation technology can not only save water and fertilizer, reduce the occurrence of pests and diseases, but also improve the quality of vegetables.
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Advantages of drip irrigation.
Energy saving, clogging problems and simple water purification. The diameter of the flow channel of the small tube emitter is much larger than the diameter of the flow channel or hole of the drip emitter, and the large flow outflow is used to solve the problem that the drip irrigation system is prone to blockage. Therefore, it is usually sufficient to install a 60-80 mesh screen filter in the system head.
If you use ample irrigation well water or better water quality for pond irrigation, you don't need to install a filter. At the same time, due to the large mesh hole of the filter screen, the head loss is small, which not only reduces energy consumption, but also prolongs the flushing cycle and facilitates fertilization. When the fruit tree is fertilized, the fertilizer solution can be injected into the pipes and the irrigation water can be used to enter the soil in the root zone of the crop.
The fertilizer can be evenly dispersed in the permeable water and dissolved and enter the soil with the water. Especially when applying organic fertilizer, various organic fertilizers can be combined into the soil under the seepage ditch, mature under suitable water, heat and gas conditions, give full play to the fertilizer effect, and solve the problem that drip irrigation can not apply organic fertilizer.
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Sprinkler irrigation has many advantages over surface irrigation: sprinkler irrigation is a mechanized equipment that can be flexibly mastered, and can be irrigated in the right amount at the right time according to the water needs of fruit trees. It can improve the microclimate of the orchard, such as sprinkler irrigation before bud break in spring, which can delay the phenological period and avoid late frost invasion.
In summer, it can increase the humidity of the ground, adjust the hot climate, and wash away the dust on the leaves, which is conducive to photosynthesis. Sprinkler irrigation will not damage the soil structure, will not cause the loss of fertilizer and water, can save a lot of water, but also use sprinkler irrigation to apply chemical fertilizers, spray pesticides, can save a lot of manpower, material resources, reduce labor intensity.
Drip irrigation is more advantageous than sprinkler irrigation, its water consumption is only half of sprinkler irrigation, drip irrigation does not produce surface water layer and surface runoff, does not make the ground plate compact, does not destroy the soil structure, and can reduce leakage and evaporation at the same time, and can also be combined with fertilization for irrigation. According to the survey results of large-scale application of drip irrigation in Xinle County, Hebei Province, drip irrigation saves about 75% of water compared with furrow irrigation, saves energy by 50% 70%, saves labor by 60% 70%, and can increase yield.
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(1) Sprinkler irrigation: suitable for mountains, slopes, and grass orchards with uneven orchards. There are two types of sprinkler irrigation: fixed or mobile.
The height of the sprinkler head is above the canopy, around the canopy**, around the trunk, etc. The advantage of this method is to save water, save labor, in addition to irrigation, but also take into account part of the spraying, fertilization, hormone spraying operations, and can prevent frost in spring, high temperature in summer, so that the yield of fruit trees increased by 5 10%. The adoption of this method requires special equipment, a large investment, and the facilities remain in the orchard for a long time, which is not easy to take care of, and has been gradually applied in recent years.
2) Drip irrigation: It is a new water-saving irrigation method that is worth promoting. Drip irrigation can provide continuous water supply to local roots, and the soil structure is well maintained and the water status is stable.
This method is more water-saving and labor-saving than sprinkler irrigation, and has a significant effect on preventing secondary salinization of soil, which can increase yield by 20 to 30%. It is especially suitable for orchards with drought and severe water shortage. The drip irrigation system consists of a pump, a filter, a pressure regulating valve, a flow regulator, a water channel, and a dripper.
The frequency and amount of drip irrigation depends on soil moisture and the water needs of the fruit trees. In the spring drought, drip irrigation can be done every day, generally once every 2 or 3 days. Each irrigation is 3 to 6 hours, and each dripper is drip 2 kg per hour.
Drip irrigation saturates the soil with the first drip irrigation and then keeps the soil moisture at about 70% of the maximum water holding capacity in the field.
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1. Significant water saving and energy saving.
Second, it basically does not affect the ground temperature.
Drip irrigation has a small amount of water and is not a one-time irrigation in a short time, so it has little direct impact on ground temperature. Moreover, drip irrigation is to irrigate water near the root zone of crops, and the amount of ground evaporation is small, which greatly reduces the heat consumption of soil evaporation, so the ground temperature of drip irrigation orchards is generally higher than that of traditional ground irrigation, so fruit trees grow fast and mature early.
Third, the damage to the soil structure is small.
Drip irrigation is a method of drip infiltration to continuously supply water to the soil without causing damage to the soil structure.
Fourth, the air humidity is reduced.
Due to the significant reduction in ground evaporation, the relative humidity of the air around the orchard canopy is reduced by more than 10 percent compared to surface irrigation, which greatly reduces the occurrence and spread of pests and diseases.
Fifth, some waterborne diseases have been reduced.
In particular, it reduces the chance of transmission and reinfection of citrus huanglongbing, root cancer.
Sixth, improve the utilization rate of fertilizer.
Drip irrigation combined with top dressing and pesticide application, improve labor production efficiency, attach a fertilizer device to the drip irrigation system, and send fertilizer to the vicinity of the crop root zone with irrigation water, which not only saves fertilizer, but also improves fertilizer efficiency and saves fertilization labor.
7. Irrigation saves labor and effort.
Drip irrigation is a semi-automatic or fully automated mechanical (intelligent) irrigation method, and the installed drip irrigation equipment can be self-irrigated as long as the valve is opened and adjusted to the appropriate pressure.
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Sprinkler irrigation is a high-pressure sprinkler that takes the lead similar to rainfall, and scatters water from the old town of Kubuan to the ground.
Drip irrigation is the introduction of water into the root system under the tree and slowly infiltrates. It is a semi-automatic mechanical irrigation method, which only needs to open the valve of the drip irrigation equipment and adjust it to the appropriate pressure to automatically irrigate.
<> sprinkler irrigation is used in the greenhouse
Power machine spindle, water pump, centrifugal pump, water pipe.
Drip irrigation to the greenhouse:
High-pressure pumps, pressure gauges, fertilizer tanks, plastic main pipes, capillaries, hair strands (drip irrigation outlets).
Benefits of Drip Irrigation:
Labor-saving, labor-saving, water-saving, fertilizer-saving, avoiding the loss of water and fertilizer caused by large water soaking and irrigation, can maintain ground temperature, reduce pests and diseases, and reduce the damage to soil structure.
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First, the water source and high-pressure water pump equipment, as well as supporting pipeline facilities, or the water tower or reservoir with the height of the country voice, suitable for the first tank of water pressure, to supply water to the drip irrigation of fruit trees.
Second, it is necessary to adopt advanced technology and set up computer automatic control equipment to implement drip irrigation water supply in a more scientific and reasonable manner.
With the construction of the above two equipment, it can basically achieve the application of drip irrigation technology for fruit trees.
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It is better to use Luben small tube for irrigation of fruit trees. Fruit trees are generally far apart, and drip irrigation is used to waste water unscientifically.
Features of small tube outflow irrigation system.
1. The blockage problem is small, and the water purification treatment is simple. The diameter of the flow channel of the small pipe irrigator is much larger than the diameter (mm) of the flow channel or orifice of the drip irrigation irrigator, and the large flow outflow is adopted, which solves the problem that the irrigator of the drip irrigation system is easy to block. Therefore, it is generally sufficient to install a 60 to 80 mesh mesh filter at the head of the system (120 200 mesh in the filter media of the drip irrigation system).
If irrigation is done with well water quality and a filter can also be omitted. At the same time, due to the large mesh of the filter and the small head loss, it not only saves energy consumption, but also prolongs the flushing cycle.
2. Fertilization is convenient. When fertilizing fruit trees, the chemical fertilizer liquid can be injected into the pipe and enter the soil in the root zone of the crop with the irrigation water, or the fertilizer can be evenly sprinkled in the infiltration ditch to dissolve, and the water can enter the soil. In particular, when applying organic fertilizer, all kinds of organic fertilizer can be buried in the soil under the seepage ditch, and matured under suitable water, heat and gas conditions, giving full play to the fertilizer effect, and solving the problem that drip irrigation can not apply organic fertilizer.
3. Save water. Small tube outflow irrigation is a local irrigation technology, which only moistens part of the soil of the active layer of the fruit tree root system on both sides of the infiltration ditch, and the water utilization rate is very high, and it is the pipe network to transport and distribute water, and there is no leakage loss.
4. Strong adaptability. It can be applied to all kinds of terrain, soil, fruit trees, grapes, etc.
5. Simple operation and convenient management. 180 "3183" 6966 can be consulted.
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