195 results about "Optimum growth" patented technology

The invention discloses a method for cultivating cherries and tomatoes. The method comprises the steps of: cultivation preparation, seedling raising, planting, flower and fruit protection, rich water management and picking. The method has the advantages that: cultivation matrix bags are adopted for cultivating the cherries and the tomatoes without soil, so continuous cropping obstacles do not happen, the conditions of a greenhouse cannot be limited by seasons, and the production can be arranged for annual supply according to the market requirement; and the preparation of nutrient solution is adjusted according to different growth periods, optimal growth effect is achieved, the cherries and the tomatoes are vigorously grown, the yield is increased, the quality is improved, plant diseases and insect pests are reduced, the consumption of pesticide is reduced, and the environmental pollution is reduced.

The invention relates to enterococcus faecium for feeding as well as a freeze-drying fungicide and applications thereof, and discloses enterococcus faecium LAB12 CGMCC (China General Microbiological Culture Collection Center) No.4847 which is grampositive cocci, has no spores, grows well on an MRS agar plate, forms a round bacterial colony with the diameter of 0.5-1mm within 48 hours and is used for feeding, and the bacterial colony is round, smooth and upheaved, and is a shape of grey white dewdrop; the enterococcus faecium grows in a facultative anaerobic condition; the growth temperature range is 10 DEG C-45 DEG C; the optimum growth temperature is 30 DEG C-40 DEG C; and the growth pH value is 4-10, and the optimum pH value is 6.0. The freeze-drying fungicide formed by the bacterial strain is nontoxic and harmless, is gastric juice resistant, is cholate resistant, has a high inhibitory effect for multiple harmful bacteria, has a long quality guarantee period, can be widely applied to birds and livestock breeding to strengthen the animal disease-resistant capability, and is expected to be the substitution of antibiotics for feeding.

The present invention provides an apparatus and method of cultivating a plant using a subirrigating method. The apparatus includes a culture medium cell constructed in such a manner that artificial culture medium is packed in a packing material having excellent ventilation and moisture absorptivity to be shaped in a predetermined form, a planting pot which contains the culture medium cell and has holes through which a sufficient amount of nutritive solution and air pass, a cooling/heating device set in the lower portion of the culture medium cell to cool or heat the root of the plant, and a nutritive solution supplying device for automatically supplying the nutritive solution to a plant planted in the culture medium cell placed a distance from one or more nutritive solution containers, thereby supplying the nutritive solution and air to the root of the plant continuously to maintain the optimum growth environment, forcing the plant growth.

Artificial cultivation technology for cultivating panicled fameflower, which is characterized in that the rhizome transplanting or seed planting is conducted on the mountain area and hillock with short sunlight and red sand soil without air pollution; the soil is kept dry during the cultivation process; and no fertilizing or pesticide spraying is conducted. The technology changes the existing wild environment of the panicled fameflower, the best growth condition is created artificially, and the yield is high; the per mu yield is about 5000kg in the first year after the transplanting is conducted and the per mu yield is more than 15 thousand kg every year after the first year; and the concentrated cultivation is convenient for collection. The panicled fameflower growing in an environment of no air pollution or pesticide spraying has good taste, no pollution and rich nutrition, and sufficiently plays the food and medicine functions.

The invention discloses a fruit cucumber cultivation method, which belongs to the technical field of agricultural cultivation. The method comprises the following steps: A, seed selection; B, planting land selection; C, sowing and harvesting time selection; D, strong seedling cultivation; E, fertilizing and soil preparation; F, field planting; G, watering and topdressing; H, plant adjustment; and I, timely harvesting. By using the fruit cucumber cultivation method disclosed by the invention, due to the selection of planting conditions and the scientific rationality of the planting method, fruit cucumber can achieve the optimal growth effect and are robust in growth, rapid in growth speed, high in yield and good in quality, so that the plant diseases and insect pests are reduced, the application amount of pesticides is reduced, the environmental pollution is reduced, and the needs of people on fruit cucumbers can be satisfied.

The invention provides a greenhouse cluster environment regulation and control method and system. The method comprises the steps that if the value of the external environmental meteorological information forecasted according to the given meteorological forecasting model is within the optimal growth environmental range of the target greenhouse crop, the dynamic environment regulation and control mechanism in the target greenhouse is controlled to be turned off and the target greenhouse environment is enabled to be communicated with the external environment, wherein the given meteorological forecasting model is constructed by using a neural network algorithm based on the sample meteorological information of the greenhouse cluster in which the target greenhouse is located in advance. Furthermore, the system comprises a greenhouse environment regulation and control module 3 and also comprises an actual meteorological information acquisition module 1 and a meteorological information forecasting module 2. The greenhouse environment regulation and control module 3 can realize the method. The relatively standard meteorological environment reference can be provided, the optimal growth environment can be provided for the crops in the greenhouse, and the resource consumption can be reduced and the overall economic benefit can be enhanced.

The invention relates to the technical field of electronics, in particular to a solar power supply remote measure and control three-phase motor full automatic irrigation water pump. The water pump comprises a soil humidity sensor, a wireless transmitter, a water source detection sensor, a water source optical coupler control switch, a wireless receiver and a three-phase motor water pump. The solar power supply remote measure and control soil humidity water pump achieves full automatic irrigation control in the crop field wherein an altering current power supply is inconvenient to lay, especially in the crop field away from a water source, insufficient in water source and with uneven terrain, enables different crops to be in the optimum growth state, and greatly improves the agriculture planting production level. The soil humidity sensor and the water source detection sensor adopt electrode sine wave sensing, and effectively prevent electrolytic etching and prolong service life. The water pump has the advantages of wireless receiving/transmitting crystal oscillators, high stable frequency remote measure and control, pulse coding, high coding capacity, high anti-interference and stable reliable operation in adjacent crop fields without interference. The water pump is widely applied to crop field irrigation to ensure soil humidity and meet the crop growth requirement.

The invention relates to a Bacilluslicheniformis BG05 strain CCTCC NO.M2010251 and application thereof in the production of a strong-flavor and Maotai-flavor liquor. The optimum pH value of the strain is about 7.0, the optimum growth temperature is 40-50 DEG C, soybeans or chaff is used as the fermentation substrate and can send out aroma, and the fermentation substrate has a high free amino acid content and has favorable heat resistance. Thus, the strain is applicable to the fermentation production of a strong-flavor and Maotai-flavor liquor based on a solid-state method, can enhance the flavor of high-temperature yeast for production, promotes the typical flavor of the strong-flavor and Maotai-flavor liquor, and is economic and environment friendly.

The invention discloses a crop growth environment control method and device, computer equipment and a storage medium. The method can comprise the steps of acquiring the current growth stage and growthstate information of crops in a greenhouse; inputting the growth stage and growth state information into a prediction model to obtain a predicted optimal value of an environment variable; and adjusting the environment variable value in the greenhouse according to the predicted optimal value. By applying the scheme provided by the invention, crops can be in an optimal growth environment as much aspossible, and the accuracy of an adjustment result is improved.

The invention relates to a solar photovoltaic greenhouse for mulberry planting. The solar photovoltaic greenhouse for the mulberry planting is characterized in that the greenhouse is arranged in the east-west direction and inclines towards the west by 5-7 degrees, a foundation is higher than the ground by more than 20 centimeters, heat preservation ditches are arranged at four edges in the greenhouse, a solar cell is arranged at the top of the greenhouse, and light-transmitting films, plane mirrors and photovoltaic ventilated windows are distributed all around the greenhouse. The photovoltaic ventilated windows are arranged at positions higher than mulberry plants and provided with insect-proof screens, photovoltaic light supplement lamps are distributed in the periphery of the greenhouse and the upper portions of the mulberry plants, a photovoltaic water pump is arranged in a water storage tank and connected with pipelines of a solar hot water device, a spray irrigating device and a cleaning device. According to demands of optimum growth of the mulberry planting, the solar photovoltaic greenhouse for the mulberry planting is suitable for the mulberry planting, and therefore mulberry planting environment can be controlled, influences of adverse weather can be reduced, quantity and quality of mulberries can be improved, the mulberries can spout early, bloom early, ripen early and go to markets early, and good economic benefit and good social benefit can be achieved.

The invention relates to a high-yield strain Lds.0108 for producing L-alanine by fermentation. The high-yield strain is deposited in the China Center for Type Culture Collection with an accession number of CCTCC M2013361. The strain is a mutant strain by using Lactobacillus delbrueckii subsp. Bulgaricus (GIMI.155) as an initial strain, mutagenizing cells by utilization of a low energy ion implantation method, and screening by a reversible inhibition assay method. The growth temperature range of the strain is 35-40 DEG C. The optimum growth temperature is 37 DEG C and the optimum pH value is 7.0. A slope culture medium used is an MRS culture medium. Glucose and other carbohydrates are used as substrates for the strain. The L-alanine is produced by fermentation under anaerobic conditions. Impurities are removed by ultrafiltration membrane filtration and nanofiltration membrane filtration in a purifying process, thus guaranteeing the product quality. The strain and the preparation method are suitable for large-scale industrial production.

The invention relates to a plant breeding method, and especially relates to a method for increasing hybridization seed setting rate of morning glory, which belongs to the technical field of plant breeding. The method for preparing cenospecies of morning glory has the following advantages that appropriate sowing time and illumination treatment enable consistent florescence of a male parent and a female parent, the plant have optimum growth state and most appropriate fructification temperature while being pollinated, bud treatment before pollination is convenient and fast, and pistil stigma of the female parent is not injured; stamen pollen drying treatment before pollination is capable of increasing pollen-spreading degree and increasing the pollen vitality; and the female parent plant shading treatment after pollination is in favor of increasing the fructification percentage after pollination.

The invention, which relates to the agricultural growth monitoring system, discloses an intelligent greenhouse agricultural growth monitoring device comprising a plant ecological sensing system, a meteorological environment sensing system, and an equipment control system. The plant ecological sensing system and the meteorological environment sensing system transmit data collected respectively to an upper computer; and the upper computer controls turning on or off of the equipment control system. The plant ecological sensing system consists of a plant stem flow meter, a tree radial growth monitor, a chlorophyll content measuring sensor, a leaf thickness sensor, and a fruit expanding sensor; and the meteorological environment sensing system includes an air temperature sensor, an air humidity sensor, a soil temperature sensor, a soil humidity sensor, a carbon dioxide sensor, an in-greenhouse illumination sensor, an out-greenhouse illumination sensor, an out-greenhouse rain sensor, and an out-greenhouse wind direction and wind speed sensor. Therefore, the optimum growth environment and state of the plant can be guaranteed; the production cost can be saved; and the production energy consumption can be reduced.

The invention relates to a technology for inhibiting SRB (sulfate reducing bacteria) in oilfield produced liquid, in particular to a biological bactericide for preventing and controlling the SRB in a high-temperature water body and an SRB inhibition method of the bactericide. The biological bactericide is JSHD-4 geobacillustoebii, has a sequence as shown in a sequence table SEQ ID NO:1, is collected in China General Microbiological Culture Collection Center (CCMCC) on March 5, 2013, and has a Latin literature name of Geobacillustoebii and a collection number of CGMCCNO7273. The JSHD-4 geobacillustoebii is subjected to microbial aerobic fermentation to prepare industrial fermentation liquid with the bacterial solution concentration of 1.0*10<6> to 1.3*10<10> cfu/mL, the tolerable temperature is 50-95 DEG C, and the optimal growth temperature is 60-70 DEG C. After the multifunctional biological bactericide prepared from the JSHD-4 geobacillustoebii is thrown into a well, nitrate reducing bacteria (DNB) are quickly proliferated in the high-temperature environment in the well, so that the biological bactericide is suitable for directly treating the SRB in the high-temperature environment in the well on line.

The invention relates to a device capable of controlling redox reduction potential to promote sludge dry method anaerobic fermentation, the device can control the redox reduction potential to promote sludge dry method anaerobic fermentation, mainly comprises a fermentation tank, a stirrer, a motor, an anode, a cathode, a low-voltage direct current power supply, a wires and a carbon fiber conductive material, and is characterized in that: the stirrer is located horizontally in the axis of the fermentation tank, an axial stirring rod is sleeved and connected with the anode, the cathode is located on the wall of the fermentation tank, the carbon fiber conductive material is paved on the inner wall of the fermentation tank body, the low-voltage direct current power supply is arranged outside the fermentation tank body, and the anode and the cathode are connected through two wires. In order to improve the methane yield of sludge dry anaerobic fermentation, the redox reduction potential of the inner wall of the fermentation tank body can be controlled at -400mV by passing the additional direct current power supply through the carbon fiber conductive material so as to provide optimum growth redox environment for methane producing bacteria to achieve the object of methane producing bacteria enrichment and methane yield improvement. The solid content of the dry method fermented sludge is 10 ~ 20%.

The invention discloses an intelligent cloud water culture control system, which comprises a glasshouse provided with a water culture device, an information acquisition module for acquiring various data of the water culture device and the glasshouse, a function module for enabling the water culture device and the glasshouse to provide the best growth environment needed by plant growth, an automatic control system, a cloud server, a remote terminal, and a wireless communication network. The system of the invention is different from the traditional soil culture, problems of the soil structure, the fertility, accumulated harmful residues and frequent diseases and pests derivative from the coil culture can be solved, the plant growth period can be shortened, the soil space utilization rate is maximized while the plant yield and the quality are improved, the unattended and remote monitoring work can be realized, and a large amount of human resources is saved.

The invention provides an intelligent plant growth environment adjusting system and method based on an internet-of-things cloud platform, and relates to the field of agriculture. A server is used for primarily selecting multiple groups of good first growth environment parameters according to a genetic neural network training model, plant varieties, plant growth pre-periods, multiple groups of first growth environment parameter training samples and the plant photosynthetic rate corresponding to each group of first growth environment parameter training samples; the optimal first growth environment parameter is selected according to a target value optimization algorithm model; the control difference between the current first growth environment parameter and the optimal first growth environment parameter is calculated, finally a control signal is sent to a first environment parameter adjusting mechanism, the first environment parameter adjusting mechanism runs after receiving the control signal so that the current first growth environment parameter can be updated to the optimal first growth environment parameter, the matching degree of an adjusted plant growth environment and the optimal growth environment required by plants is high, and the adjusted plant growth environment is the optimal environment for plant growth.

The invention relates to a low temperature protease production strain, low temperature protease produced by the same and a gene of the enzyme. A strain of planococcussp. producing low temperature protease is separated from the southern Indian Ocean deep-sea sediment for the first time, the preservation number of the strain is CGMCC No.8088, the optimum growth temperature and the optimum enzyme production temperature are both 20DEG C, and the fermentation level protease yield can reach 280U/mL. The optimum operation temperature of the protease produced by the strain is 30-37DEG C, the optimum pH is 7.5-9.0, under the condition of 30DEG C, over 80% of the highest catalytic activity can be maintained, and in the range of 20-25DEG C, the protease still has high catalytic activity. The protease produced by the strain belongs to typical low temperature alkaline protease and has good catalytic activity at normal temperature, thus having high research value in food processing industry, cold water detergent development and other aspects.

The invention relates to a streptomyces albus Ls2 for producing epsilon-poly L-lysine. The preservation number of the streptomyces albus Ls2 is CGMCC NO.8472; a colony formed by propagating and growing single cells on a Gao shi No.1 solid culture medium is white, filiform, dried on the edge and recessed in the center; microscopic examination shows that the cell is bacilliform without obstruction, is 1.0-3.0mm long; the streptomyces albus Ls2 is gram-negative; the streptomyces albus Ls2 can grow at the temperature of 20-40 DEG C, and the optimum growth temperature is 28-30 DEG C; a growth pH range is 3.0-9.5, and the optimum growth pH is 6.8-7.2; the streptomyces albus Ls2 is of oxybiontic growth; orange red precipitations are generated through a bismuth potassium iodide experiment, and orange precipitations are generated through a methyl orange experiment. The invention also relates to application of the streptomyces albus Ls2 in preparation of the epsilon-poly L-lysine.

The invention provides an intelligent plant growth environment adjusting device and method based on an internet-of-things cloud platform, and relates to the field of agriculture. Multiple groups of good first growth environment parameters are primarily selected according to a genetic neural network training model, plant varieties, plant growth pre-periods, multiple groups of first growth environment parameter training samples and the plant photosynthetic rate corresponding to each group of first growth environment parameter training samples; the optimal first growth environment parameter is selected according to a target value optimization algorithm model; the control difference between the current first growth environment parameter and the optimal first growth environment parameter is calculated, finally a control signal is sent to a first environment parameter adjusting mechanism, the first environment parameter adjusting mechanism runs after receiving the control signal so that the current first growth environment parameter can be updated to the optimal first growth environment parameter, the matching degree of an adjusted plant growth environment and the optimal growth environment required by plants is high, and the adjusted plant growth environment is the optimal environment for plant growth.

The invention discloses an optimization method of a molecular beam epitaxy growth short wave infrared AlInAsSb superlattice; the method comprises the following steps of determining the source furnacetemperature and the corresponding beam current values of three-group elements in AlInAsSb, and the corresponding beam flow values of five-group elements and the reference temperature Tc of the epitaxial growth of the molecular beams, and defining the beam-flow value ratios of the five-group elements to the three-group elements as Sb/Al and As/In; setting the value of the Sb/Al to be a fixed valueA, and setting the value of the As/In as a variable value x, and analyzing and determining the optimal value xi of the As/In by comparing the Xrd graph of different x values; similarly, setting the value of the As/In to be the optimal value xi, and setting the value of the Sb/Al as a variable value y, and analyzing and determining the optimal value yi of the Sb/Al by comparing the Xrd graph of different y values; and adjusting the growth temperature of the AlInAsSb superlattice on a GaSb substrate by using a step length of 15 DEG C according to the reference temperature Tc, and determining theoptimal growth temperature according to the surface roughness of the AFM graph. By means of the optimization method, the AlInAsSb material with high material quality can be obtained, and the method is simple and efficient.