23 results about "Growth speed" patented technology

The utility model discloses a stirring device for industrial enzyme preparation production, which relates to the technical field of enzyme preparation production and comprises a tank body, outer channel steel for reinforcement is sleeved at the bottom of the tank body, a cover plate is hermetically connected to the top of the tank body, and a feed pipe penetrates through the cover plate. A discharging pipe communicated with the interior of the tank body is arranged on one side of the tank body, and an observation window is formed in the side wall of the tank body. The conveying rod is driven by the output shaft of the motor to rotate in the conveying pipe, fermentation liquor at the bottom of the tank body can be conveyed to the upper portion along the conveying pipe, damage of shear force to zymoprotein molecules is reduced, the fermentation liquor flows all around under the guidance of the guide plate and the arc-shaped groove, the circulation speed of the fermentation liquor in the tank body is increased, and the fermentation efficiency is improved. The cells are in full contact with nutrient substances, it can be ensured that temperature distribution in fermentation liquor is more uniform, local overheating or supercooling is avoided, and the growth speed and enzyme production efficiency of the cells are improved.

The invention discloses a feeding method for shortening donkey slaughtering time, and relates to the technical field of livestock breeding. The method comprises three stages of feeding donkeys in a lactation period, feeding donkeys in a growth period and feeding donkeys in a fattening period, and the growth speed of the donkeys is remarkably increased by scientifically controlling the feeding density, daily feeding times and feeding amount of each stage and adopting specific feed; by means of the method, the marketing time of the donkeys can be effectively shortened to be within 15 months, and the breeding economic benefits are improved.

The invention belongs to the technical field of saussurea involucrata cultivation, and particularly relates to a saussurea involucrata cultivation device and method.The saussurea involucrata cultivation device comprises a cultivation box, a simulation bin is formed in the cultivation box and used for simulating the saussurea involucrata growth environment, and an end cover is arranged at the top end of the cultivation box; a liquid supplementing bin is formed in the cultivation box, multiple sets of liquid inlet holes are formed in the bottom face of the simulation bin, an injection assembly for injecting a nutrient solution into the liquid supplementing bin is arranged on the cultivation box, and a push plate is connected to the inner wall of the liquid supplementing bin in a sealed and sliding mode; a nutrient solution is injected into a liquid supplementing bin, at the moment, the nutrient solution is located above a push plate, then the push plate is pushed by means of an electric telescopic rod, the push plate pushes the nutrient solution above the push plate, the nutrient solution can enter a simulation bin from a liquid inlet hole, the nutrient solution supplements nutrition to saussurea involucrata, the growth speed of the saussurea involucrata is increased, and the growth cycle of the saussurea involucrata is shortened.

A measurement method and system for nutrient solution components of a hydroponic plant, which method and system relate to the technical field of plant nutrition management and hydroponic cultivation. The measurement method comprises: setting growth node time periods for a plant, performing, multiple times at set time points, nutrient component measurement on a nutrient solution where the plant is located, and recording water consumption amounts; using a neural network to establish a detection model by means of the acquired water consumption amounts and data of a nutrient component growth curve, training the detection model, and storing the optimal model; and measuring nutrient components at different time points in real time, and when the difference between an actual measured value and a predicted value of the optimal model is greater than a set error threshold value, triggering a replenishment and adjustment mechanism to ensure that components of the nutrient solution are always maintained within the optimal range. Thus, the growth speed and quality of plants are improved, the frequency and difficulty of manual intervention are reduced, measurement is accurately performed on the basis of a corresponding plant growth period, and a nutrient solution ratio is adjusted on the basis of a measurement result, so as to meet the growth requirements of the plants.

The invention discloses a computer-based pig feed formula data optimization processing method and a computer-based pig feed formula data optimization processing system, and relates to the technical field of breeding management. According to the method, by constructing a growth curve expansion algorithm model and combining individual data of pork pigs and microbial metabolic activity data, the weight gain of the pork pigs can be predicted; and further calculating the nutritional requirement Dn of each growth stage. Compared with a traditional method for formulating a feed formula depending on experience or a static model, the method has the advantages that the daily nutritional requirements are calculated in real time through the growth curve extension algorithm model, so that the feed formula is adjusted more accurately. And when the nutritional demand Dn exceeds a preset nutritional demand threshold value, the system can automatically trigger a feed formula optimization mechanism and output the adjusted feed demand Fi, so that the growth demand of the pork pigs is met. Through the dynamic adjustment, the pork pigs can obtain the nutrition proportion most suitable for the current growth stage, and the problem that health and growth speed are affected due to overnutrition or insufficient nutrition is avoided.

The present application relates to the technical field of agricultural production, and discloses a water injector with adjustable spacing for stick making based on deer mushroom, which comprises a water injector main body, an electric telescopic rod, a sliding plate, a water injection pipe and a partition plate, the electric telescopic rod is fixedly connected to the outer wall of the water injector main body in a symmetrical manner, the sliding plate is fixedly connected to the telescopic shaft of the electric telescopic rod, and the water injection pipe is arranged in the water injector main body; through the arrangement of the height adjusting assembly, the culture device main body can be accurately inserted into the center of the mushroom stick when water injection is performed on mushroom sticks with different diameters, the water content of the mushroom stick after water injection is uniform, the growth speed of the mushroom stick is accelerated, the mushroom stick cannot grow completely due to the fact that the center of the mushroom stick is not inserted during water injection is avoided, the output rate of the mushroom stick after water injection is improved, the culture device main body can be used for water injection on mushroom sticks with various diameters, the use range of the equipment is improved, manual adjustment of the insertion position is avoided, and the work efficiency of the staff is improved.

The invention discloses an industrial recirculating aquaculture grouper mouth-opening micro-capsule feed and a preparation method thereof, and relates to the technical field of grouper mouth-opening micro-capsule feeds. The feed is composed of 85-90% of a core protein source and 10-15% of a functional additive, and has the characteristics of comprehensive nutrition, good palatability, high stability in water and the like; according to the preparation method, superfine grinding and microencapsulation technologies are adopted, micro-capsule particles are formed through a spray condensation method, low-temperature emulsification and vacuum drying processes are matched, loss of heat-sensitive components is effectively reduced, multi-stage three-dimensional mixing is achieved through an original bevel gear transmission and rotary scraper stirring system, the component mixing uniformity is improved, and the product quality is improved. According to the feed prepared through the technology, the survival rate and the growth speed of juvenile groupers are remarkably increased, the dissolution time of the micro-capsule feed is shortened, energy consumption is reduced, and meanwhile the high efficiency and the environment friendliness are achieved.

The invention discloses a compound feed for finless eels and a preparation method thereof, and relates to the technical field of feeds. The compound feed for the finless eels is prepared from the following components: 40 to 70 parts of fish meal, 8 to 14 parts of wheat, 6 to 15 parts of soybean meal, 3 to 6 parts of extruded soybeans, 6 to 12 parts of fiber-reinforced starch, 1 to 3 parts of fish oil, 1 to 3 parts of phospholipid oil, 1 to 3 parts of lard oil, 1 to 3 parts of spray-dried animal blood cells, 1.2 to 1.8 parts of monocalcium phosphate, 0.1 to 0.4 part of choline chloride, 0.2 to 0.8 part of a multi-vitamin premix, 0.05 to 0.2 part of a special enzyme preparation for aquatic products, 0.05 to 0.2 part of a microecological preparation for aquatic products, 0.5 to 2 parts of fructus quisqualis and 1 to 3 parts of a multi-mineral premix. The formula composition is scientific and reasonable, the production process is mature and controllable, the growth speed, the feed conversion efficiency and the disease resistance of the ricefield eels can be remarkably improved, the breeding cost is reduced, and the special compound feed for the ricefield eels is efficient, environmentally friendly and economical.

The invention discloses a hepialus armoricanus larva breeding method, and relates to the technical field of cordyceps sinensis breeding. By introducing a precise control algorithm and an automatic management system, the environment control precision is improved, the temperature and humidity are precisely adjusted through a PID control algorithm, the environment fluctuation can be greatly reduced, and it is ensured that hepialus armoricanus larvae grow under the optimal environment condition. The survival rate and the growth speed of the larvae can be improved; meanwhile, the feeding strategy is optimized, the food supply amount is dynamically adjusted according to the growth model and real-time monitoring data, it can be ensured that the hepialus armoricanus larvae obtain a proper amount of food in different growth stages, and through fine management, the growth quality of the larvae can be improved, and resource waste can be avoided.

The invention relates to a molecular marker for identifying the early growth speed of ducks based on CTNND2 genes and an identification method and application thereof, and belongs to the technical field of molecular markers, the nucleotide sequence of the molecular marker is shown as SEQ ID NO.1, the 201st basic group of the nucleotide sequence is G or A. If the duck molecular marker type to be detected is AA type, the duck growth speed is high, and if the duck growth speed is high, the duck early growth speed is high, the duck early growth speed is high. If the to-be-detected duck molecular marker type is a GG type, the duck growth speed is slow, and if the to-be-detected duck molecular marker type is a GA type, the duck growth speed is medium. The molecular marker is found on the basis of correlation research on the CTNND2 gene and the early-stage growth speed of the ducks, the ducks with the high early-stage growth speed can be screened out by identifying the types of the molecular marker in a duck genome, and a breeding method for selecting excellent duck varieties in the early stage is established; and a novel molecular marker assisted breeding method is provided for the detection of the growth traits of the ducks.

The invention discloses a monitoring test method for fish growth and development under a temperature control gradient, which comprises the following steps: constructing a water temperature gradient application model in a target fish growth and development test process, a gradient water temperature application period being a theoretical period of target fish growing from fry to adult fish; the water temperature gradient comprises a low-temperature stage, a proper-temperature stage and a high-temperature stage; regulating and controlling the water temperature according to the water temperature gradient applying model, regularly collecting images of the target fish, obtaining body type parameters of the target fish in different growth periods under different water temperature gradients, the body type parameters including width data and length data, and calculating growth speed coefficients of the target fish in different growth periods and different water temperature gradients; and calculating an average value of the growth speed coefficients of the target fish under the same water temperature gradient by using the growth speed coefficients of the target fish under different growth periods and different water temperature gradients, and evaluating whether the target fish is suitable for growing under the corresponding water temperature gradients in different growth periods by using the average value of the growth speed coefficients.

The invention discloses a formula and a preparation technology of an accurate feed for pike vibrio molitor, and belongs to the technical field of aquaculture feeds. The feed is divided into a juvenile fish formula, an adult fish formula and a formula before overwintering according to the physiological needs of the white spot dog fishes in different growth stages, each formula is composed of raw materials such as protein, energy, grease, vitamins, mineral substances and functional additives according to specific parts by weight, and meanwhile, the purchase core parameters of the raw materials are defined; and a standardized batching operation process and a granular feed production process are formulated. The feed is high in formula pertinence and accurate in nutrition, meets the requirements of the pike vigna in each growth stage, can remarkably improve the growth speed, reduce the disease risk and improve the overwintering survival rate, is standard and controllable in preparation process, ensures the stable quality of the feed, controls the breeding cost through scientific proportioning, reduces water pollution, and is suitable for large-scale popularization and application. And the method has good economic, environmental and application values.

The invention relates to the technical field of edible mushroom planting, in particular to a distributed production feeding and discharging control system and method for edible mushrooms. The distributed production feeding and discharging control system for the edible mushrooms comprises an operation module, a collection module and a control module. The operation module comprises a rack, a bearing device and a feeding device, wherein the bearing device and the feeding device are fixed to the rack. Key data are analyzed by collecting image data and distance information, all assemblies of the operation module are cooperatively regulated and controlled, the picking opportunity is precisely controlled, residual roots are cut up, materials are specifically laid, the shape of a discharging pipe and the length of a telescopic pipe are adjusted, and a stirring head is linked; the problems that residual roots press new hyphae during soil covering after edible fungi are harvested, the growth cycle is prolonged, and the culture efficiency is reduced are solved. Meanwhile, the culture medium is loosened, so that the culture medium is balanced in nutrition, the ground breaking distance of new mushrooms is shortened, the growth speed of the mushrooms is increased, and the cultivation efficiency, fruiting uniformity and overall yield are improved.

The application discloses an ethyl carbamate degrading strain and application thereof, and belongs to the field of food biotechnology. The application provides fusiform lysinibacillus ZYXW-J9-5 which can efficiently degrade ethyl carbamate, and the preservation number is GDMCC No. 64938. The fusiform lysinibacillus ZYXW-J9-5 has the advantages of fast growth speed, the ability of degrading ethyl carbamate, high production of ethyl carbamate hydrolytic enzyme, excellent fermentation performance and probiotic performance, and is a safe strain and can be applied in the field of food. The strain can be used as a fermenting agent to degrade EC in fermented food, has obvious effect of degrading EC, is convenient to use, has low production cost, and can be widely applied in fermented food such as wine beverage, fermented dairy product, soy sauce, vinegar and the like.

An information processing method, which includes an evaluating step of evaluating at least one item of growth potential, nutrition state of a protein, utilization efficiency of an amino acid, glucose metabolism, stress, appetite, feed efficiency, growth speed, and growth prediction, by using a blood concentration value of at least one amino acid of Asn, Ser, Gly, His, Thr, Arg, Pro, Tyr, Val, Met, Orn, Lys, Ile, Leu, Phe, Trp, and 3Met-His, obtained from an animal, or a value of one or a plurality of formulae that include an explanatory variable to be substituted with the blood concentration value, calculated using the formula and the blood concentration value, wherein at the evaluating step, each evaluation is carried out using the blood concentration value or the value of one formula, is useful for evaluating the health and / or growth state of livestock.

The application discloses a microorganism, a microbial agent and application thereof. The microorganism is Candida sp., which is preserved in the China General Microbiological Culture Collection Center on May 27, 2024, and the preservation number is CGMCC No. 30793. The new strain of Candida sp. screened in the application has the advantages of fast growth speed, strong salt and acid tolerance, and the ability to inhibit the growth of pathogenic bacteria and to metabolize nitrate. The production method of food or feed developed by using the new strain and the microbial agent has the advantages of high salt tolerance, high fermentation efficiency, short production cycle, and the fermented food prepared by using the new strain has the advantages of rich yeast content, low nitrate content, nutrition, health, and unique flavor.

The utility model discloses a constant temperature incubator for edible fungus planting, which comprises a constant temperature incubator and an incubator door, the incubator door is rotatably connected to the front side of the constant temperature incubator through a rotating shaft, placing blocks are fixedly connected in the constant temperature incubator at equal intervals, and placing plates are placed at the tops of the placing blocks. A ventilation cavity is formed in the bottom of the constant-temperature cultivation box. Through cooperative use of the constant-temperature cultivation box, the box door, the placing block, the placing plate, the ventilation cavity, the groove, the insertion groove, the ventilation plate, the clamping block, a cavity, an insertion structure, a rotating structure, a guide rail, a sliding block, a moving block, a supporting rod and a notch, the problems that if air in the constant-temperature cultivation box is not smooth in circulation, oxygen supply is insufficient, and the temperature is too high are solved. And under the condition of oxygen deficiency, the growth speed of the hyphae is slowed down, and even the phenomenon of growth stagnation or death possibly occurs.

The application discloses a method for breeding high-quality Panjiang black-bone chickens of three-line matching, which introduces the blood of the feathered chicken and Zhuxiang chicken into the blood of the Panjiang black-bone chicken, adopts three-line matching to form a (MW*ZX) PA combination, so that the commercial high-quality Panjiang black-bone chicken retains the characteristics of the Panjiang black-bone chicken, such as black feathers, black skin, black shank, black crown and black meat, and the market weight, the growth speed is significantly improved, the market age is significantly shortened, the egg production is significantly improved, and the production performance is further improved. Meanwhile, the high-quality Panjiang black-bone chicken obtained by the application has an ideal appearance, a fast growth speed, a short market age, a high egg production and good meat performance, and the market age, the egg production and the egg weight are all better than those of the Panjiang black-bone chicken pure line. The application is suitable for popularization and application in the field of poultry breeding technology.

The utility model discloses a boletus aereus cultivation device, and relates to the technical field of edible mushroom cultivation. A cultivation box is placed on the top face of the bottom plate, vertical rods are fixedly connected to the two sides of the top face of the bottom plate, a transverse rod is fixedly connected to the upper portions of the vertical rods, a transverse pipe is fixedly connected to the side walls of the vertical rods and located below the transverse rod in a penetrating mode, a water outlet pipe is arranged on the side walls of the transverse rod in a penetrating mode, and a motor is arranged above the transverse pipe. The output shaft end of the motor is fixedly connected with a rotating table, the top face of the rotating table is fixedly connected with a water distribution disc, the water distribution disc corresponds to the water outlet pipe, the cultivation box is located under the water distribution disc, and the side wall of the cultivation box is fixedly connected with a vent pipe in a penetrating mode. According to the utility model, the air permeability of the compost can be effectively improved, so that the growth speed of hyphae is accelerated, the hyphae are not easy to age, and the compost can be kept moist to facilitate the growth of the hyphae.

The utility model provides a breeding pool used for serrate stone spot breeding, and relates to the field of serrate stone spot breeding, the breeding pool comprises a serrate stone spot breeding pool and a driving frame, the driving frame is clamped and supported on the upper surface of the serrate stone spot breeding pool, the inner wall of the serrate stone spot breeding pool is provided with a water inlet net opening and a water pumping net opening, and the front and rear side surfaces of the driving frame are welded with connecting frames. The connecting frame is connected with a connecting plate through a threaded rod and connected with driving net plates, the driving net plates are symmetrically attached to the inner walls of the left side and the right side of the serrate stone spot breeding pool, the upper end face of the connecting frame is connected with a seedling screening plate through an electric sliding table, the seedling screening plate is distributed at the interval of the two driving net plates in an inserted mode, and screening holes are formed in the surface of the seedling screening plate. And a baffle plate is attached to the side surface of the seedling screening plate. The problems that in the prior art, due to the fact that a multi-condition cultivation mechanism accelerates the propagation and growth speed of serrate grouper fries, the individual growth difference of the serrate grouper fries in the pond becomes large, the fries are not separated in time, and the fries are prone to killing one another are solved.

The invention relates to a digital agricultural factory optimization design method and system based on fluid mechanics, and relates to the technical field of smart farms, and the method comprises the steps: obtaining a soil root system distribution region of a preset soil region; judging whether the soil root system distribution area meets the requirement of a preset root system uniform distribution area or not; if yes, continuing to obtain the soil root system distribution area of the soil area for cyclic judgment; if not, analyzing the soil root system distribution area and the uniform root system distribution area to determine a root system deviation area; controlling a preset root growth intervention device to adjust the root growth direction according to the soil root distribution area and the root deviation area. The application has the effect of increasing the growth speed of crops.

The invention discloses saccharomyces cerevisiae as well as related products and application thereof, and relates to the field of microorganisms. The saccharomyces cerevisiae BC-NHU-003 with excellent performance is obtained by separation and mutagenesis from Shaoxing rice wine distiller's yeast, has the characteristics of high growth speed and high yield of ergosterol, and provides a high-quality strain with high adaptability and high yield for industrial production of ergosterol.

The invention relates to the technical field of agricultural production, and discloses a spacing-adjustable water injector based on cornua cervi pantotrichum stick manufacturing, which comprises a water injector main body, electric telescopic rods, a sliding plate, a water injection pipe and a partition plate, the electric telescopic rods are symmetrically and fixedly connected to the outer wall of the water injector main body, and the sliding plate is fixedly connected to telescopic shafts of the electric telescopic rods; the water injection pipe is arranged in the water injector main body; through the arrangement of the height adjusting assembly, the culture device main body can be accurately inserted into the centers of mushroom sticks when injecting water into the mushroom sticks with different diameters, so that the water content of the mushroom sticks after water injection is uniform, the growth speed of mushroom stick strains is increased, and meanwhile, the problem that the mushroom sticks cannot completely grow due to the fact that the mushroom sticks are not inserted into the centers of the mushroom sticks during water injection is avoided; meanwhile, the mushroom sticks with various diameters can be injected with water through the culture device main body, so that the application range of the equipment is widened, the insertion position is prevented from being manually adjusted, and the working efficiency of workers is improved.