87results about How to "Improve flood resistance" patented technology

The invention provides a heavy metal sludge soil restorer, a preparation method and an application thereof in sludge elimination. The adopted technical scheme comprises: municipal sludge is subjected to pretreatment, thermophiles are used for decomposing organic substances, and a heavy metal is added to treat microorganisms. After the sludge restorer is used in a test, the effective removal rate of various pollutants in soil reaches 95% or above, in line with national standards. At the same time, sulfate can be used to repair heavy metal land in situ, and is also a very good organic fertilizer, and is beneficial to reduction in the use of chemical reagents and chemical fertilizers in agricultural production, thereby eliminating pollution sources and secondary pollution from the source.

The invention discloses a pesticide application method for improving peanut yield. The method comprises the following steps: (1) preparing pesticides; (2) uniformly mixing a pesticide A, a pesticide B and water based on a weight ratio of (52-58):(245-255):(72,000-78,000), and spraying the pesticides to leaf surfaces for the first time in the initial bloom stage of peanuts; (3) uniformly mixing the pesticide A, the pesticide B, a pesticide C and water based on the weight ratio of (53-57):(248-252):(18-22):(12,000-18,000), and spraying the pesticides to the leaf surfaces for the second time in a pegging stage of the peanuts; and (4) uniformly mixing the pesticide A, the pesticide B and the water based on the weight ratio of (54-56):(24-26):(13,000-17,000), spraying the pesticide to the leaf surface for the third time 15 to 20 days before the peanuts are harvested. In the method, multiple pesticide groups are adopted in the whole peanut growing period, and can be crossly and repeatedly used, so that various diseases of the peanuts can be effectively prevented and controlled, trace elements required in each growing stage of the peanuts can be fulfilled, the peanuts have more fruits with plump grains, and premature decay of the peanuts in the later stage can be effectively prevented. Furthermore, the vigorous growth can be effectively controlled, the fruit setting percentage of the peanuts can be improved, and the yield is improved by 40 percent.

The invention discloses organic water-retention special fertilizer for dendrobium nobile. The organic water-retention special fertilizer for the dendrobium nobile comprises, by weight, 20%-40% of faeces, 20%-35% of silkworm excrement, 15%-25% of vegetable cakes, 5%-15% of humic acid, 0.01-0.02% of microelements and 5%-10% of perlite, wherein the faeces is well fermented sheep manure or rabbit dung, the vegetable cakes are rapeseed cakes, the humic acid is one kind of organic substances which are obtained after plant and animal remains are decomposed by microorganisms and converted and then are accumulated, and the microelements include calcium and magnesium. The organic water-retention special fertilizer is prepared according to the growth habits and the nutritional requirements of the dendrobium nobile, the number of stalks of the dendrobium nobile is improved, the content of medicinal components such as flavonoid and polysaccharide of the dendrobium nobile is increased, and the drought resistance, the waterlogging resistance, the low temperature resistance and the disease and pest resistance of the dendrobium nobile are improved.

The invention discloses a foliar preparation for improving crop resistance and a preparation method thereof, wherein the foliar preparation comprises an amino acid fermentation waste liquid, potassiumhumate, alginic acid, a macroelement fertilizer, a medium-trace element fertilizer, a surfactant, a plant growth regulator, a pH regulator and a suspension thickening agent. The foliar preparation ofthe invention adopts the amino acid fermentation waste liquid as the main organic component to realize waste liquid utilization, so that resources are saved, and the foliar preparation is environmentally friendly and safe. In addition, the amino acid fermentation waste liquid is rich in small molecular water-soluble organic matter, can chelate trace elements, can directly provide organic nutrition to plants, and promote nutrient absorption, thereby ensuring the accumulation of carbohydrates and nutrient absorption in plants in continuous rain and haze weather, maintaining healthy growth, andeffectively preventing occurrence of wilting, yellow leaves and the like of the plants, and therefore the cold resistance and disease resistance of crops are improved, and increase of the crop yield is facilitated.

The invention belongs to the field of fertilizer and provides a fertilizer synergist and a preparation method and application thereof. The fertilizer synergist is prepared from, by weight, 80-90% of activated carbon and 10-20% of rare earth inorganic salt, the total weight of the components accounts for 100%. The preparation method of the fertilizer synergist comprises the following steps that an activated carbon material is smashed and screened to obtain activated carbon, the components are weighed according to the formula of the fertilizer synergist, and the activated carbon and the rare earth inorganic salt are mixed.

The invention discloses an agent for controlling excessive vegetative growth and strengthening seedlings of peanuts and a preparation method and an application of the agent. By taking silicate, mepiquat chloride and uniconazole as effective components, 1-10% of silicate, 10-50% of mepiquat chloride, 0.1-5% of uniconazole and 1-50% of an assistant and soluble filler are evenly mixed and ground to obtain the agent for controlling excessive vegetative growth and strengthening seedlings of peanuts; and by utilizing the stress resistance of the silicate and the characteristic of coordinated nutrient utilization, the absorption and the utilization of elements such as N, P and K in soil caused by peanut root systems are promoted, the capability of photosynthesis of the peanut is enhanced, the problems of excessive vegetative growth and lodging of aboveground parts are effectively controlled by matching with the mepiquat chloride and the uniconazole for adjusting the development process of the peanut, the seed setting rate and the grain plumpness rate of the peanut are increased, and the problems of soil nutrient deficiencies and excessive vegetative growth and lodging of the peanut in the south region of China are effectively solved. The prepared agent for controlling excessive vegetative growth and strengthening seedlings of peanuts can effectively improve the stress resistance of the peanut, has a good yield-increasing effect, and is simple in production process, simple and convenient in using method, and easy to popularize and apply.

To provide a gas diffusion electrode substrate for a fuel cell having low in-plane air permeability and favorable water discharge performance, and in which a high power-generating performance can be obtained across a wide temperature region from low to high temperatures. A gas diffusion electrode substrate for a fuel cell, characterized in comprising a microporous part [A], an electrode substrate, and a microporous part [B] arranged in the sequence listed, the microporous part [A] having an area ratio in the range of 5 to 70%, and the microporous part [B] having an area ratio in the range of 80 to 100%.

The invention discloses a cultivation method for jasmine flowers and relates to the technical field of cultivation of the jasmine flowers. The cultivation method comprises the following steps: firstly, selecting a seed tree and cutting wood; secondly, pretreating the cutting wood; thirdly, cultivating the cutting wood; fourthly, selecting and preparing land; fifthly, transplanting and carrying out filed planting; sixthly, carrying out field management; seventhly, harvesting. The cultivation method disclosed by the invention has the advantages that cottage seedlings quickly root and have fewer diseases and pests; plants grow luxuriantly; obtained flowers having high yield, strong aroma and attractive appearance.

The invention relates to a novel wall vertically greening system and belongs to the technical field of wall greening. The novel wall vertically greening system improves the survival rate and prolongsthe growth life of vertically greening plants, focuses on plant habits, emphatically solves the problems of root compatibility and root system permeability, optimizes the soilless culture technology,improves the covering rate of the early wall greening stage, reduces resource consumption and meets the requirements on construction fireproofing. Water of a water inlet pipe is guided to the top endof a wall surface and dropwise and uniformly feed into the top row of planting boxes; after irrigation of the first row of planting boxes is completed, superfluous water flows to a next layer of planting boxes via a drainage port prerformed at the bottoms of plastic boxes to achieve layer-by-layer irrigation; after irrigation of the bottom layer is completed, superfluous water is collected insidea drainage channel for drainage or recycling. Therefore, the novel wall vertically greening system is reasonable in structural design, water-efficient, convenient to maintain, high in plant coverage rate and survival rate and applicable to generalization and application.

The invention relates to a flood prevention structure comprising flood prevention plates, stand columns and a supporting frame. The flood prevention plates are arranged between the adjacent stand columns in a clamped manner. The supporting frame is connected to the side faces of the stand columns to provide supporting for the stand columns. The lower ends of the flood prevention plates are each provided with a groove, protrusions matched with the grooves in the lower ends are arranged at the upper ends, and the multiple flood prevention plates are perpendicularly inserted between the adjacentstand columns in an up-down matching manner. The flood prevention structure has the beneficial effects that through designing and matching of the multiple flood prevention plates, the flood preventionheight can be adjusted at any time according to the flood season and flood situation condition; by means of embedded parts at the bottoms of the stand columns, the stand columns can be fixed to the ground, and stability can be improved; by additionally arranging the supporting frame, stability of the flood prevention structure can be further improved, and therefore the flood prevention capacity of the flood prevention structure is further improved; the flood prevention structure is convenient and rapid to use, and assembling and detaching can be rapidly completed; and storage is convenient, and the occupied space is relatively small.

The present invention relates to automobile parts, is an automatic ground clearance regulator for automobile, and aims at solving the problem of too small ground clearance of small automobile causing poor throughput capacity and water soaking. The automatic ground clearance regulator includes hydraulic shock isolator assembly set between wheel connecting assembly and automobile body and features the shock isolator with upper limiting disc of the spring fixed on the upper end of the hydraulic elevator, the hydraulic elevator sleeved on the piston rod of the shock isolator and with upper end touching the automobile body, shock isolator spring located between the upper limiting disc and the lower limiting disc, and hydraulic elevator connected to the hydraulic pipeline and the control switch. The present invention can increase the ground clearance of automobile by 10-20 cm to raise the throughput capacity and water soaking resistance, and is suitable for small automobile with hydraulic spiral spring shock isolator.