749 results about "Banana peel" patented technology

The invention discloses a method for preparation of biochar from banana peel. The method comprises the steps of: (1) crushing banana peel, then mixing the crushed banana peel with an aqueous solution of an activator, and performing standing; then carrying out washing and drying to obtain a biochar precursor, wherein the activator is at least one of alkali metal hydroxide, lewis acid and peroxide; (2) mixing the biochar precursor with an acid solution, then carrying out hydrothermal charring reaction at 180DEG C-260DEG C, and at the end of the hydrothermal charring reaction, carrying out washing and drying to obtain the biochar. In addition, the invention also comprises the biochar prepared by the method and application of the biochar to adsorption of heavy metals. The method provided by the invention utilizes agricultural production waste to prepare a biochar adsorbent by simple and rapid hydrothermal charring method, turns waste into treasure, makes full use of resources, reduces environmental pollution, has good economic benefits, develops new technology, and is beneficial to industrial production.

The invention discloses a feed for meat chicks. The feed comprises the following raw materials in parts by weight: 50-60 parts of corn, 5-10 parts of sorghum, 4-6 parts of bran, 5-8 parts of fermented soybean curb residue, 1-2 parts of calcium hydrophosphate, 1-2 parts of bone meal, 2-3 parts of mountain flour, 5-10 parts of sugarcane top meal, 0.2-0.4 part of salt, 5-8 parts of Petasites tatewakianus Kitam, 5-10 parts of bamboo leaf powder, 1-2 parts of grape pip, 2-3 parts of tea leaves, 0.02-0.03 part of threonine, 0.04-0.05 part of methionine, 0.06-0.07 part of lysine, 2-4 parts of banana peel powder and 3-4 parts of Chinese herbal medicine. The materials such as the bamboo leaf powder, the tea leaves, the sugarcane top meal, and the banana peel powder are added to the formula of the feed; the palatability and the trophicity of the feed and the feed intake of the meat chicks can be strengthened; and the feed has good effects in aiding digestion, improvement of the feed utilization rate, and the daily gain and the economic benefit of the chicks and the like. By adopting the Chinese herbal medicine formula disclosed by the invention, the disease resistance of the meat chicks can be improved; the diseases of a respiratory system and a digestion system are prevented; the disease incidence of the meat chick is greatly reduced; and the survival rate is improved. Thus, the feeding cost of a raiser is reduced.

The invention discloses a lobster feed capable of purifying water and improving immunity. The lobster feed is prepared from the following raw materials in parts by weight: 3-5 parts of garlic, 1-3 parts of calcium dihydrogen phoshate, 2-3 parts of tender leaves of fennel, 4-6 parts of banana skin, 2-4 parts of villous amomrum fruit, 3-5 parts of cluster mallow fruit, 3-4 parts of sargassum thunbergii, 4-6 parts of dehydrated spinach, 2-4 parts of cinnamon, 6-8 parts of cuttleflsh bone, 5-8 parts of wheat middling, 20-30 parts of rapeseed dregs, 15-20 parts of meat and bone meal, 4-6 parts of stevioside and 6-10 parts of an assistant. The lobster feed disclosed by the invention is balanced in nutrient; due to addition of the rapeseed dregs, the meat and bone meal and the like, most of basic nutrients required by the lobster can be supplemented; the added stevioside is high in sweetness, and long in duration, and can play a good attractant effect; due to addition of villous amomrum fruit, the cluster mallow fruit and the like, the disease resistance of the lobster is further enhanced; and the survival rate of the lobster is increased.

The invention provides a eupolyphaga feed with good palatability and high nutrient content. The eupolyphaga feed is prepared from the following components in parts by weight: 10-20 parts of rice bran, 10-20 parts of bran, 4-6 parts of fish meal, 0.2-0.5 part of table salt, 4-6 parts of celery leaves, 2-4 parts of red kojic rice, 4-6 parts of gingko leaves, 2-4 parts of watermelon peels, 3-5 parts of peanut leaves, 4-6 parts of pumpkin peels, 4-6 parts of sorghum roots, 2-4 parts of bitter gourds, 2-4 parts of chili leaves, 1-3 parts of radix astragali, 1-3 parts of black tea, 1-3 parts of coriandrum sativum, 1-3 parts of toona sinensis leaves, 1-3 parts of garlics, 1-3 parts of rape seed cakes, 4-6 parts of soybeans, 1-3 parts of rhizoma Chuanxiong, 1-3 parts of rhizoma phragmitis, 1-3 parts of pericarpium trichosanthis, 3-5 parts of banana peels, 1-3 parts of white sesames, 3-5 parts of protein powder, 1-3 parts of folium mori, 1-3 parts of corn stigmas, 1-3 parts of folium zanthoxyli bungeani, 1-3 parts of mint leaves and 1-3 parts of rapeseeds. In all the raw materials, substances which are harmful to health and growth are not contained; raw material sources are wide, a preparation process is simple and the cost is low; the appetite of eupolyphaga can be increased, and the survival rate and the growth speed of the eupolyphaga are improved; and the self immunity of the eupolyphaga is enhanced.

The invention discloses a soilless culture substrate. The soilless culture substrate comprises the following raw materials in parts by weight: 20-40 parts of animal waste, 10-20 parts of perlite, 5-10 parts of vermiculite, 8-13 parts of soy sauce residues, 6-12 parts of peat, 15-25 parts of modified attapulgite, 6-13 parts of bean cakes, 5-10 parts of banana peels, 3-7 parts of lignin, 2-4 parts of a trichoderma anti-mildew agent, 3-6 parts of activated carbon, 5-9 parts of cereal chaff, 2-3 parts of sugar cane molasses, 2-4 parts of light calcium carbonate, 3-8 parts of water hyacinth residues, 7-14 parts of inorganic fertilizers and 2-5 parts of a slow release fertilizer water-retaining agent. The soilless culture substrate is stable in chemical property, moderate in pH value and good in permeability; the physical and chemical performance indexes meet requirements of the soilless culture substrate; and the soilless culture substrate is abundant in nutrition, can meet requirements of nutrition in a growing period of plants, provides a good and stable substrate environment for the plants, and is suitable for culturing the plants.

The invention relates to a method for extracting pectin from banana peels, comprising the following steps of: (1) acid regulation of raw material: cleaning and drying the banana peels, smashing and slagging for use and preparing a material liquid in the weight proportion of material to liquid 1: (5-30); (2) surfactant solubilization: adding a surfactant into the material liquid subject to the acid regulation and stirring; (3) ultrasonic treatment: carrying out pectin extraction on the material liquid subject to the surfactant treatment by utilizing ultrasonic radiation; (4) enzyme treatment: adding enzyme into the material liquid subject to the ultrasonic treatment so as to carry out enzymatic extraction; (5) alcohol precipitation: carrying out filtering and deslagging on the material liquid subject to the enzyme treatment, adding alcohol into the obtained filtrate and precipitating; and (6) drying: putting precipitate in a constant-temperature drying oven, drying, smashing and obtaining pectin end products. The method provided by the invention has the advantages of high extracted pectin yield, obvious decolorizing effect, short extracting time, high pectin purity and stable activity, therefore, a mass of resources can be saved and obvious economic benefit is provided.

A farmland banana harvester comprises a motor vehicle, wherein a banana harvesting lifting device is arranged on a carriage of the motor vehicle and comprises a hydraulic device, a lifting platform, a banana harvesting device and a controller. The farmland banana harvester is operated by one operator, the controller is used for controlling the motor vehicle to drive the lifting platform to be raised to a position where bananas are to be harvested, cutters or cutting wheels of banana axial cutting devices are used for cutting fruit axes of bananas, then the lifting platform is controlled to descend, collected bananas are unloaded in the carriage, mechanical or automatic banana harvesting operation is implemented, banana peels are prevented from being damaged, banana harvesting operation operated by two operators can be finished by one operator, the labor intensity is reduced, and the labor efficiency is improved.

The invention discloses a feed for a sow in late pregnancy. The feed comprises the following ingredients in parts by weight: 50-60 parts of corn, 10-15 parts of bran, 30-40 parts of fermented rice bran, 12-18 parts of dry fermented chicken manure, 3-4 parts of shell powder, 1-2 parts of yeast powder, 0.3-0.5 part of calcium bicarbonate, 3.2-3.8 parts of sugarcane leaf extract, 0.8-1.2 parts of litsea coreana powder, 0.1-0.3 part of charcoal, 3-8 parts of modified attapulgite, 0.3-0.5 part of salt, 2-3 parts of black soya bean, 3-4 parts of euphorbia thymifolia, 3-4 parts of Paederia scandens, 3-4 parts of Centella asiatica, 3-4 parts of Radix Boehmeriae, 1-3 parts of longan leaf, 4-5 parts of garlic, 0.2-0.4 part of bamboo leaf extract, 1-2 parts of banana peel freeze drying powder, 0.05-0.15 part of multi-vitamins, 0.4-0.6 part of premix compound, 3-5 parts of composite acidifier, 0.002-0.004 part of organic selenium, 0.10-0.20 part of lysine, and 0.10-0.20 part of aminoglutaric acid. The feed for the sow in late pregnancy disclosed by the invention is overall in nutrition; and the composite acidifier and the modified attapulgite are added, so as to improve the resistance of the sow and reduce the incidence rate. The produced piglet is high in survival rate, even in weight and bright in fur and feather.

The invention discloses a papermaking method taking canes, leaves and fruit stems of a banana tree as raw materials, which comprises the steps of collection and edge damaging of the materials, chipping, thread rolling, pulp washing, grinding, pulping, batching, siruping and paper making. The batching: adding modified cassava starch according to the weight proportion of the banana tree pulp to the modified cassava starch as 1000:1; and the siruping: cooking by heating the mixture of the banana tree pulp and the modified cassava starch to 100 DEG C. The invention is a papermaking method with low development cost and small labor intensity and takes the canes, the leaves and the fruit stems of the banana tree as the raw materials, which turns the useless waste into valuable material, makes full use of the resources and provides a new material resource for the papermaking industry of China, needs no chemical additive in the processes of pulping and grinding, plays an active role in the reduction of deforestation for the demand of papermaking and in the protection of the ecology, breaks the traditional papermaking process and is a pure-nature papermaking process without discharge of 'the three wastes (wastewater, waste gas and waste residue)'.

The invention discloses a method for preparing an ammonia nitrogen adsorbent by using a banana peel. According to the method, the ammonia nitrogen adsorbent can be prepared by dehydration, crushing, soaking and scrubbing. Compared with the common method using peels and shells to prepare an activated carbon adsorbent through heating at high temperature, the method disclosed by the invention is simple and feasible in operation and has no need of heating, low energy consumption and high yield. The invention also provides an application of the ammonia nitrogen adsorbent prepared by using the method disclosed by the invention. The ammonia nitrogen adsorbent product prepared by the method for preparing the ammonia nitrogen adsorbent by using the banana peel disclosed by the invention has good adsorption effect on the ammonia nitrogen in 10-150mg/L of ammonia nitrogen aqueous solution, the time for reaching adsorption balance is short, the adsorptive property is stable, and the ammonia nitrogen adsorbent can be used for adsorption treatment of nitrogenous waste water. Meanwhile, the method disclosed by the invention also can realize the reclamation of the banana peels.

The invention discloses a porous carbon material capable of selectively absorbing gold ions. The porous carbon material is prepared by the following method of, fully washing a banana peel, placing the banana peel in a drying oven to be dried for 48-80 hours at the temperature of 50-80 DEG C, smashing the banana peel by using an electric pulverizer, and screening the smashed banana peel by using a 100 mesh screen to obtain banana peel powders; and heating the banana peel powders in a tube furnace under a nitrogen atmosphere to the temperature of 300-500 DEGC, and carbonizing the banana peel powders for 1-5 hours to prepare the porous carbon material capable of selectively absorbing the gold ions. According to the porous carbon material capable of selectively absorbing the gold ions, the banana peel is used as a raw material, and the carbonization temperature is controlled to prepare porous carbon containing specific functional groups so that waste using is achieved, raw materials are rich, and costs are low; the preparation process is simple, the porous carbon material is used as an adsorbent for selectively absorbing gold, and the adsorption capacity is up to 800mg/g; and by means of simple elution, a solution containing the gold can be obtained, and the adsorbent can be recycled.

The invention discloses a damage-free processing method in mountain banana production. The method includes conducting flower erasing, peduncle cushioning and bag sleeving in the banana fruiting management process, erasing gamophyllous perianth, stigma, male flower and free perianth of a banana flower from the growing base portion when the banana flower at the top end of banana fruitlet becomes grey, interlaying pearl wool or a kraft paper pad between banana fruit space when the banana fruitlet between an upper fruit space and a lower fruit space of the banana are contacted after the flower erasing step is finished and conducting bag sleeving on clusters when the peduncle cushioning is finished. When the banana is harvested, backpacks and harvesting cableways special for the mountain banana are adopted to transport the banana cluster to a package site, the banana cluster does not fall onto the ground, friction between the banana and other objects is avoided, and damage to the banana peel is reduced. Further, workers can operate conveniently under the mountain condition, and working efficiency is improved. The whole set of measures from production to harvesting all effectively solve the problems of banana damage, low product level and low benefit of the existing mountain banana production.

The invention relates to the technical field of edible mushroom cultivation, in particular to a method using banana stalk and banana leave as raw materials to solidly culture pleurotus geesteranus under banana trees, which specifically comprises using resourceful banana stalk and banana leaves as main raw materials to prepare mushroom bags of the pleurotus geesteranus; and appropriately planning production cultivation time to solidly culture and harvest fresh mushroom under the banana trees to achieve three-dimensional agricultural production mode to simultaneously obtain both good harvest ofbanana fruits and mushroom. The method can completely eliminate various weeds and sundries under the banana trees, effectively avoids fertilizer competition between the weeds and bananas and side effects of diseases and the like caused by the sundries. Residue cultivation base materials can be returned to fields after mushroom is harvested. Due to the fact that the remained cultivation base materials are good organic fertilizers, soil can be effectively improved, and comprehensive circulation utilization can be obtained. Produced fresh mushroom can be supplied to markets off market, the priceis high, and obtained benefits are obvious.

The invention discloses a banana high-yield plantation method comprising steps of first, applying soil conditioners and base fertilizer before plantation, second, planting absorptive bud seedlings, immersing the lower ends of the absorptive bud seedlings into nitrate conducting solution, controlling voltage and pulse frequency and conducting electric shocks, third, watering, applying compound fertilizer after plantation, spraying urea solution toward leaves, weeding and loosening soil for one time, fourth, after two months, watering, applying compound fertilizer, spraying pesticide, weeding and conducting intertill soil and loosening the soil, spraying nutrition solution evenly mixed by pine needle meal, corn flour and water on flower bugs upon differentiation, and fifth, watering and applying mixed culture fermentation fertilizer mixed by mixtures formed by apple skins and banana skins and compound fertilizer after bug extraction, burying hot water pipelines in a plantation garden to warm banana roots. By the use of the plantation method, banana output is improved, banana growth period is shortened; and bananas have higher potassium content than bananas planted in the traditional way.

The present invention discloses process of extracting pectin from banana skin. The process includes microwave treatment and salting out. The process is superior to traditional process in that it has well reservation of natural active components in banana skin, short extraction period, high pectin yield, saving in resource and low cost.

The invention relates to a cultivation method of pleurotus geesteranus and belongs to the technical field of cultivation of the pleurotus geesteranus. The cultivation method of the pleurotus geesteranus comprises the following steps: (1) batching: preparing a cultivation material by mixing and composting cottonseed hulls, corn straws, wheat bran, sawdust, peanut cake powder, grape residues, pitaya stems, passion fruit peel, banana peel, bee pupae, beancurd, durian peel, pineapple peel, expired yogurt, coffee residues and lime, and adjusting the moisture content to be 65 to 70 percent and the pH value to be 8 to 10; (2) bagging; (3) sterilizing; (4) inoculating; (5) performing mycelium culture; (6) performing fruiting management; and (7) harvesting. According to the cultivation method of the pleurotus geesteranus, the raw materials of the cultivation materials are wide in source and rich in nutrient, and the yield of the pleurotus geesteranus can be increased.

The invention discloses a peanut special fertilizer additive resistant to plant diseases and insect pests. The peanut special fertilizer additive is prepared from the following raw materials in parts by weight: 20-25 parts of peanut shell, 4-5 parts of clay, 0.3-0.5 part of polypropylene glycol, 1-2 parts of an EM microbial agent, 2-4 parts of banana peel, 3-5 parts of watermelon peel, 3-5 parts of pine needle, 1.5-1.8 parts of soybean pod, 1-1.5 parts of compound sodium nitrophenolate, 2-4 parts of sweet potato seedling, 3-5 parts of plantain, 1.8-2.2 parts of honeysuckle, 1-1.5 parts of stellera chamaejasme, 0.3-0.4 part of malic acid, 1-2 parts of dicyanamide, 1-4 parts of soluble chitosan, 1-2 parts of lecithine, 0.2-0.4 part of fatty acid, and 1-2 parts of sodium doodecyl benzene sulfonate. According to the invention, the clay has greater specific surface area and pore volume, and has special adsorbability and the ion exchange performance, and the clay is applied into soil to cooperate with the malic acid, biochar and the like through the utilization of the properties to achieve the synergistic effect, so that the soil environment is remarkably improved, the soil pollution degree is reduced, and the heavy metal ions are adsorbed.

The invention discloses a method for brewing banana health-care wine. The method comprises the following steps of: hot scalding treatment, color-protection treatment, pulping, enzymolysis, filtration, sugar adjustment, inoculation, fermentation, sterilization, filling into bottles and the like. When the banana health-care wine is prepared, a Chinese medicine herb extract liquid with the concentration being 40-65mol/L is further added, and the adding amount of the Chinese medicine herb extract liquid is 0.2-1% of the total amount of clear banana juice. The prepared banana health-care wine is fragrant and thick in taste, has the favor of fresh bananas and is good in taste; the liquid is yellowish, clear and transparent; moreover, adopted main raw materials are banana pulp and banana peel, that is, a resource is sufficiently utilized, and the production cost is reduced; due to the addition of the a small quantity of the Chinese medicine components, the prepared banana wine is rich in nutrition and has the function of life cultivation and heath preservation; and through procedures of hot scalding, color protection, enzymolysis treatment and the like, the pulp viscosity is lowered, the dissolution rate of solid banana matters is increased, and the product is good in color stability.

The invention relates to a method for preparing carbon foam by using banana peel. First prepare 0.5-4mol/L zinc nitrate solution, then measure banana peel: zinc nitrate solution = 1:1-100 mass ratio, then place banana peel in zinc nitrate solution at 20-100°C for 1-60 hours. Take out the impregnated banana peel, dry it at 50-100°C for 1-24 hours, then put it in a tube furnace, and heat the dried banana peel at a heating rate of 1-60°C/min under the protection of an inert atmosphere Carbonize at 600-1400°C for 0.5-10 hours, and finally, wash the product with 0.5-4 mol/L nitric acid or deionized water to obtain carbon foam. The process of the invention is simple and easy to control, and the cost is low, and the specific surface area of ​​the prepared carbon foam is above 300m2/g.

A process for preparing paper pulp from banana tree and making paper includes such steps as cutting banana three and crushing, beating, concentrating, diluting by adding water, adding hydrogen peroxide and ammonia water, digestion under normal pressure, heating to 95-98 deg.C, bleaching, degumming by adding acetic acid, diluting by adding water, grinding into pulp, and making paper.