33results about How to "Seasonal influence is small" patented technology

The invention belongs to the field of crop growing and particularly relates to a method for cultivating seedlings by means of green branches under the full exposure and light mist condition. According to the method for cultivating seedlings by means of green branches under the full exposure and light mist condition, seedling cultivation facilities are simple, investment is low, the influence on blooming, in the next year, of a female parent is small, plants which can grow under natural condition can be cultivated directly at a time, and the survival rate can reach 90%. The method for cultivating the seedlings by means of green branches under the full exposure and light mist condition comprises the following steps of (1) seedbed manufacturing, (2) branch selection and ear trimming, (3) hole forming and cuttage, (4) mist spraying control, (5) management after cuttage, and (6) seedling hardening, wherein according to mist spraying control, after cuttage, secondary sterilization is conducted, a high-pressure light mist control system is started at the same time, five billion mist particles are generated by a nozzle per second, the diameter of each mist particle ranges from 0.5 micron to 5 microns, and a water film exist on the surface of each leaf all the time under the full exposure condition; according to management after cuttage, sterilization is conducted in the day when cuttage is conducted, mist spraying is conducted every seven days since then, mist spraying is conducted every ten to fifteen days after the seedlings strike roots, mist spraying is stopped in the later stage, foliage dressing is conducted once every ten days, embryogenic calluses appear after seven to eight days generally, and a large amount of roots are generated after fourteen days.

The invention provides a layering machine for layering propagation of plants. The layering machine comprises two half shells (1 and 5), wherein one to two elastic claws (8) and corresponding clamping grooves (7) are arranged on the half shells, so that the two half shells form a hollow shell; two ends of each half shell are provided with a half neck part (3) respectively to form a neck part for enclosing and fixing branches of the plants; the half shells are provided with a feed inlet (2) respectively; and the inner walls of the half shells are provided with a group of drop pits (6) respectively. The layering machine has the advantages that the layering machine can be used repeatedly; management such as water replenishing, fertilizer applying and so on is convenient; the layering machine has good ventilation and drainage performances and accelerates the root growing speed; pocking marks make root systems run through a substrate to and fro, and make root balls compact; and the layering machine is convenient to transport due to small root systems and light weight.

The invention discloses a zero-energy-consumption sewage treatment system and method for constructed wetlands. The system consists of a sewage pre-treatment system, an automatic siphon system, a constructed wetland purification system and a water collection system, wherein the sewage pre-treatment system comprises a three-squared septic-tank and a sewage siphon pool which is connected with the three-squared septic-tank through a pipeline; the automatic siphon system is arranged in the sewage siphon pool; the constructed wetland purification system is connected with the automatic siphon system; the water collection system is connected with the constructed wetland purification system through a pipeline; the constructed wetland purification system is an ecological system consisting of a substrate layer, plants, microorganisms and a water body and sequentially comprises a root layer, a water distribution layer, a substrate layer, a water collection layer and an anti-seepage layer from top to bottom. The system combines sewage treatment and wetland plants, automatically runs by virtue of the gravity generated by liquid level difference, is stable and reliable in treatment process, low in running cost and strong in nitrogen and phosphorus removing capability, facilitates breathing exchange of underground air, has a good treatment effect, and does not have sludge discharge.

The invention discloses a cutting propagation method for jasmine. The method includes the following steps that 1, a cutting shoot is prepared, a jasmine root system without obvious germ infection or scars is selected as the cutting shoot, the diameter of the jasmine root system is larger than or equal to 2 mm, the cutting shoot is cut into a small segment with the length ranging from 4 cm to 10 cm, the upper end of the cutting shoot is cut into a flat opening, the lower end of the cutting shoot is cut into a 45-60-degree inclined opening, excessive or too long fibrous roots on the root system are sheared off, the length of the left fibrous root is not larger than 1 cm, and meanwhile disinfection is conducted; 2, the cutting shoot is treated; 3, cutting treatment is conducted. According to the cutting propagation method for jasmine, the cutting shoot selected for cutting is an abandoned root system generated by clipping or cutting-off or shaping in the jasmine transplanting, pot replacing and large land seedling updating processes, a new path is provided for jasmine cutting propagation, and maximum utilization of resources is achieved. The requirement of the cutting shoot for the maturity of the jasmine root system is low, root system materials can be available and used for cuttage at any time, and the influences of materials or seasons are low. Operation is convenient, and the cuttage survival rate is high.

The invention provides a non-test tube rapid propagation method for colorful-leaf osmanthus fragrans Princess Ziyan. The method comprises the steps of building a young cutting orchard, performing field planting of 2-generation cutting seedlings, and cultivating rapid propagation scions by using specific rejuvenation technology; processing cuttings by using a special rooting agent to accelerate rooting of the cuttings; performing rapid propagation and seedling breeding by using a soilless medium formula and non-woven fabric seedling breeding containers to improve the quality of rapid propagation seedlings and increase the survival rate; integrating a mating carbonic water producing process into an intelligent spraying system and using carbonic water to supplement carbon sources required by the rapid propagation seedlings and maintain proper temperature and humidity conditions; using a special nutrient solution formula and supplementing trace growth elements to promote quick rooting and seedling formation of cuttings; using special seedling hardening technology to shorten a seedling recovering period of transplanting of the rapid propagation seedlings. The method has the advantages that the breeding cycle of seedlings is short and 3-4 generations can be bred annually; the rooting rate and the survival rate can reach up to 95% and above; production costs are low and operation is simple and practical; the method can be widely applied to both small-scale and large-scale planting for industrialized development of trees and flowers.

The invention discloses a system and method for treating sewage at zero energy consumption by using an ecological filter bed. The system comprises a sewage pipe, a gravity water distribution system, the ecological filter bed and a water collecting system, wherein the sewage pipe is connected with the gravity water distribution system, the gravity water distribution system is arranged at the upper part of the ecological filter bed, and the water collecting system is arranged at the bottom of the ecological filter bed; the gravity water distribution system comprises a water inlet pipe, a water distribution pad, a water distributor and a supporting seat, wherein the section of the water distributor is inverted triangular, the inside of the water distributor is divided into two grids by using a partition plate, the water distributor is arranged on the supporting seat and can be freely turned towards two sides, the water inlet pipe is connected with the sewage pipe, and the other end of the water inlet pipe is arranged above the water distributor; and the ecological filter bed is composed of multistage infiltration layers sequentially including an impermeable layer, a water collecting layer, a composite infiltration layer, a biological treatment layer and a water distribution layer from bottom to top. The system is uniform in water distribution, strong in nitrogen and phosphorus removal capacity and good in water treatment quality, has the advantages of small floor area, simplicity in management and low operation cost and can realize sludge-free discharge.

The invention discloses a Nerium oleander seedling raising method by single-joint cuttage, which uses cuttage with Nerium oleander shoots and includes: firstly, cutting a shoot from a mother shoot, cutting the shoot into segments to obtain cuttings, reserving one to three leaves, keeping moist and carrying outdoors; secondly soaking the cuttings in water for 5-10 minutes, inserting the cuttings into a nutrition pot, a tray or a seedbed, and fully exposing the leaves from the surface of substrate; and thirdly, spraying water to the leaves to keep moisture, allowing the leaves to exposed to light, controlling the temperature, and reserving a joint on each cutting segment; wherein when two leaves are left in the first step, the cutting is soaked in the water for 8 minutes. The method has the advantages that cuttage time is free and less affected by seasons, materials are convenient to obtain, the high propagating coefficient is two to three times of that of the conventional methods, the number of seedlings raised by the method is one to two times of that of seedlings raised by the conventional methods, and the method is simple and convenient and easy in operation.

The invention discloses a deep condensation demisting system using flue gas waste heat. The deep condensation demisting system using flue gas waste heat comprises a generation chamber, a desulfurization tower, and an evaporating chamber which are connected successively, and also comprises a condenser and an absorbent; a waste heat refrigeration cycle system is composed of the condenser and the absorbent between the generation chamber and the evaporating chamber; a generation heat exchanger is arranged in the generation chamber, flue gas is driven to pass through the generation heat exchanger,the chamber of the generation chamber is charged with a refrigerant-absorbent solution; an evaporation heat exchanger is arranged in the evaporating chamber, and supersaturated water vapor in flue gasis eliminated and flue gas temperature is reduced in the evaporation heat exchanger. According to the deep condensation demisting system, industrial low quality waste heat is adopted to prepare a cold source, the adaptability is high, the stability is high, influence by the seasons is low, the prepared cold energy can be used for deep condensation of desulphurization wet flue gas, chimney demisting white plume eliminating effects are achieved, and the deep condensation demisting system can be widely used in power station boiler and industrial boiler chimney moisture smoke plume treatment.

The invention relates to a wire with an increased surface area and a fabrication method of the wire. The wire with the increased surface area comprises a wire core part and a wire surface part, wherein the wire core part is made of metal, and a surface texture part is arranged on the wire surface part. By rolling textures on a surface of a ground wire, the surface area of the wire can be increased, and thus, the ground resistance is reduced on the condition that the usage amount of the metal wire is not increased; and moreover, the ground wire with the textures on the surface can be more closely in contact with surrounding soil when being buried in the soil, and rapid discharge is facilitated.

The invention relates to a method for quickly culturing Tulipa gesneriana L.. The method comprises the following steps of seedball processing, refrigeration processing, seedball disinfection, soil preparation for fertilization, sowing in a greenhouse, seedling stage management, flower forcing, flower bud harvesting, later-stage management and the like. According to the method, culturing time can be effectively shortened, a germination rate is improved, and root taking time is shortened. During plantation, a biological organic fertilizer can be adopted to effectively improve soil fertility, sandy nutrient soil and nutrient solution can be adopted to provide enough nutrients and growth environment for the growth of the Tulipa gesneriana L.. Greenhouse plantation and cultivation can be adopted to quicken Tulipa gesneriana L. to come into the market, which is slightly affected by seasons so as to be favorable for enlarging Tulipa gesneriana L. growth environment. Meanwhile, during plantation, illumination intensity can be effectively controlled and regulated, so that the chlorophyll content and the flower percentage of Tulipa gesneriana L. leaves can be increased, the color of the Tulipa gesneriana L. is vivid, the size of a corolla is proper, a flower season is prolonged, and therefore, the method has a good practical application and market promotion value.