58 results about "Heart rot" patented technology

The invention provides a talaromyces flavus, and also relates to the application of the talaromyces flavus in the inhibition of a variety of plant pathogens. The preservation number of the talaromyces flavus qw12 is CGMCC5067, the talaromyces flavus colony is round, the texture is flocculent and fluffy or flocculent, and the front of the colony is yellow; the conidiophores have penicilli, and the spore is spherical; the primordium is nearly cylindrical, big and curved; the gymnothecium is spherical or nearly spherical, the ascus is spherical, and the ascospore is spherical or nearly sphericaland unicellular. The antagonistic bacterium provided by the invention can effectively inhibit the growth of valsa sordida, rhizoctonia solani, corn sheath blight fungi, curvularia lunata, colletotrichum gloeosporioides, fusarium graminearum, alternaria alternate, cryphonetria parasitica, colletotrichum nicotianae and other plant pathogens, effectively prevent plant diseases, reduce the dosage of chemical pesticide and the accumulation of the chemical pesticide in soil and help to increase the quality and yield of economic crops in China, and therefore economic and social benefits are remarkable.

The invention discloses a foliar fertilizer for controlling various physiological diseases of crops. The foliar fertilizer is prepared by urea, calcium superphosphate, potash fertilizer, zinc sulfate, magnesium sulfate, borax, ferrous sulfate, duck feather, carboxymethylcellulose, 35% of sulfuric acid, lime, celangulin, sanguinarine, Azadirachtin and other materials. The foliar fertilizer has full nutrition, high concentration and obvious fertilizer efficiency. The plants grow vigorously after being applied with the foliar fertilizer, the yield of the crops is obviously increased, the quality is better, and the disease and lodging resistance is greatly improved. In addition, the safe and pollution-free botanical pesticides contained such as celangulin, sanguinarine and Azadirachtin can effectively reduce the insect and diseases of the crops, and do not pollute the environment and crops. The foliar fertilizer can be used for controlling the root rot of sweet potato, heart rot of maize, withered tip of maize leaf, maize stripe mosaic disease, cotton red leaf blight, cotton leaf cast, red leaf and yellow leaf cast of mint, yellow leaf dwarf of beans, rice red blight and the like, and the effect is remarkable.

The invention discloses a method for planting strawberries. An appropriate field is selected for planting the strawberries, fertilizers are spread on the field, strawberry seedlings are planted on the field, fertilizers are applied to the strawberry seedlings in a timing mode within certain time and guarantee lighting, film covering is performed on strawberry strong seedlings in November, so that the strawberries are obtained in the next year, and Chinese herbal medicine insect repellant is spread in the period of film covering to perform insect disease prevention. Through the method for planting the strawberries, Chinese herbal medicine components included in the Chinese herbal medicine insect repellant fully have a good prevention effect on a rotting disease appearing in the strawberry planting, all the components in the Chinese herbal medicine insect repellent are mutually synergized and supplemented and have the effects of microorganism resistance, virus resistance, parasite resistance, fungus resistance and immunity enhancement, and therefore taste and edible performance of the strawberries are guaranteed.

The invention discloses an agricultural composition containing naphthylacetic acid and strobilurin fungicide; wherein the strobilurin fungicide is one of pyraclostrobin, trifloxystrobin, picoxystrobin, coumoxystrobin, and azoxystrobin, and the weight ratio of naphthylacetic acid to strobilurin fungicide is 50:1-1:100, preferably 1:1-1:60. The agricultural composition can be made into agriculturally-acceptable suspending agent, wettable powder, soluble powder, and paste. The formula of the agricultural composition is reasonable; the agricultural composition has a good effect on controlling fruit tree rot, and can promote wound healing and reduce the relapse rate; compared with the mono-component preparation, the provided agricultural composition has a prominent control effect and an remarkable synergetic effect, the cost is low, the safety is high and the agricultural composition meets the safety requirements of agricultural preparations. The agricultural composition has a prominent control effect on rotten diseases of apple trees and pear trees.

The invention provides a smearing preparation for controlling fruit tree rotten disease. The smearing preparation is prepared from the following raw materials in part by weight by the conventional method: 40 to 200 parts of 30 percent Xin bacteria amine mother liquor, 45 to 100 parts of auxin sodium nitrophenolate, 750 to 840 parts of film-forming agent polyvinyl alcohol and 5 to 20 parts of glycol. The invention is characterized in that: the smearing preparation has a broad-spectrum sterilization function, and is low in toxicity, safe, reliable, economical and practical, residue is avoided, and the medicine and rehabilitation are integrated; and the worldwide problem of controlling fruit tree rotten disease is solved.

The invention provides a high-activity multi-functional special pole coating agent for fruit trees and belongs to the technical field of planting of forest woods. The special pole coating agent provided by the invention is prepared by taking organic mineral materials, a high-activity microbial preparation, major elements, medium elements, trace elements, an anti-freezing and moisture-keeping material, amino acids, fulvic acid, chitin, a preparation for preventing and controlling plant diseases and insect pests, a synergistic auxiliary and water as raw materials. Due to the addition of the high-activity biological preparation, the major, the medium and the trace elements, the amino acids, fulvic acid, the organic mineral materials, the anti-freezing and moisture-keeping material, the material for preventing and controlling the plant diseases and the insect pests and the synergistic material, the biological activity of the product is greatly improved, and various nutrients required for the fruit trees are balanced. The special pole coating agent is directly sprayed on trunks and branches of the fruit trees, so that the using efficiency of fertilizers and pesticides is improved, the growth of the fruit trees and the swelling of the fruits are promoted, the effects of preventing the plant diseases and the insect pests, preventing freezing and promoting growth are enhanced, the effect of improving the quality of the fruits is significant and the special pole coating agent particularly has a significant effect of preventing and controlling rot which is so called a cancer for apple trees.

The invention provides an endophytic fungus-Talaromyces flavus Y28 with a biocontrol effect. The Talaromyces flavus Y28 is separated from a high-rot-resistance pear tree variety, and a preservation number of the Talaromyces flavus Y28 is CGMCC No.11918. The invention further provides an application of the Talaromyces flavus Y28 to prevention and control of a fruit tree rotten disease. As proved by tests, the antibacterial rate of the Talaromyces flavus Y28 in fungus in-vitro opposing antibacterial tests can be up to 70.50 percent, and the antibacterial rate in annual branch in-vitro secondary screening tests is 55.54 percent, so that the Talaromyces flavus Y28 is a good biocontrol strain for preventing and controlling the pear tree rotten disease.

The invention discloses a household orchid planting technology. The household orchid planting technology comprises: in planting, compost prepared from leaf mold or peat soil, sand and ceramsite in a ratio of 5:2:3 is selected as pot soil appropriately; in watering, orchid is watered to slightly wet as the orchid is fond of coolness; in fertilizing, thick fertilizer is avoided as the orchid requires less amount of fertilizer and extremely low concentration; in the aspect of a propagation method, a plant division method is adopted for propagation; in pest control, common diseases of the orchid comprise a rotten disease and black spot, and common injurious insects of the orchid comprise thrips and red spiders; in flower growing temperature, potted orchid is moved into a room when air temperature is cooled to 5 DEG C; and in a flower growing environment, the potted orchid is placed on an indoor antique shelf, a desk or window in the room to be appreciated.

The invention discloses a farm chemical composition containing thymol. The effective components of the composition are thymol, carvacrol and menthol. The composition disclosed by the invention is a pure botanical natural farm chemical, has no harvesting interval when in use, and has no harm to human beings and pathogenic bacteria natural enemies; when diseases are treated, adverse reactions (suchas growth suppression, flower bud differentiation influence and the like) of plants cannot be caused; the composition has a strong killing effect on gray mold and powdery mildew of various crops, andalso has a very good treatment effect on some other crop diseases such as cowpea sooty mould, tomato leaf mold, tomato bacterial leaf spot, cucumber angular leaf spot, cucumber gummosis, watermelon shade skin disease, pepper stem rot, strawberry root rot and pineapple heart rot.

The invention discloses an in-vitro verification method for apple rot disease resistance. The method comprises the following steps: (1) culturing conidiophores of Valsa mali Miyabe et Yamada at 20-30 DEG C for 6-24 hours to obtain the bourgeoned conidiophores; (2) inoculating the isolated branch with the bourgeoned conidiophores in step (1), and culturing at 20-30 DEG C under the relative humidity of 60-100%; and after culturing for 5-16 days, taking out the branches, and identifying the resistance. The verification method for apple rot disease resistance uses the cultured spores in the bourgeoning state to infect the branches according to the characteristics of plant disease resistance research development and rot disease occurrence. The invention conforms to the law of infection of Valsa mali Miyabe et Yamada, has the advantages of moderate pathogenicity and uniform disease occurrence. The method can verify the resistance of apple varieties to the rot disease, and has the advantages of convenience, high speed, simple and easy realization, reliable result and the like.

The invention provides an insect-resistant agent for growing watermelons. The insect-resistant agent is prepared from, by weight, 23-32 parts of mugwort, 23-32 parts of cortex moutan radicis, 23-32 parts of euphorbia humifusa willd bark, 11-17 parts of longan kernels, 3-8 parts of semen sterculiae lychnophorae, 3-8 parts of lailaihui, 2-9 parts of radix et rhizomarhei and 6-8 parts of a plant leaf extracting solution. The insect-resistant agent can kill eggs of pests, emit specific smells used for dispelling mosquitoes and flies, inhibit breeding of harmful bacteria, fully ensure robust growth of the watermelons and prevent the watermelons from heart rotting and watermelon vines from rotting and lesion.

Disclosed is a method for preventing and treating pineapple heart rot. Nutritional agents are used, heart filling treatment is performed on pineapple plants for 50-60ml/plant before coming of the low temperature, and the nutritional agent formula is 0.1% to 0.4% of a borax solution and 1% to 3% of a calcium chloride solution. According to the method, the formula is simple, the pertinence is high, pineapple heart rot can be prevented and treated effectively, and time and labor are saved; the pineapple plant cold resistance and disease resistance can be improved apparently, and the yield is improved.

The invention discloses a light environment regulation and control method for reducing a heart rot rate of lettuces in a plant factory. The method comprises the step that in the cultivation process ofthe lettuces in the plant factory, green light is added for irritation to reduce the heart rot rate of the lettuces. According to the light environment regulation and control method for reducing theheart rot rate of the lettuces in the plant factory, in the cultivation process of the lettuces, on the basis of matching of red light and blue light, an appropriate proportion of green light is addedfor light environment regulation and control cultivation, so the yield can be significantly increased, and the heart rot rate of the lettuces is reduced.

The invention discloses an application of brassinosteroid in prevention and treatment of apple tree canker. The brassinosteroid is brassinolide, 24-epibrassinolide or 28-epibrassinolide. The brassinosteroid can significantly improve the disease resistance of apple trees to the rot disease and reduce the occurrence degree of the rot disease; and meanwhile, operation is easy and convenient, the use amount of chemical pesticide can be reduced, and remarkable economic and ecological environment benefits are achieved.

The invention relates to a method for preventing orchid from rotten disease. The method comprises the following steps: (1) timely carrying out replacement of flowerpot and soil, and shearing off and intensively burning off all tissues of a diseased part; (2) cleaning and disinfecting cut with clean water, coating the cut with sulfur powder, and putting the cut at a cool ventilated place to dry; (3) potting again after the cut shrinks, not watering or spraying water to the cut within 3-5 days, and spraying the cut once with a solution which is prepared by adding water, 500-800 times amount of 50% thiram, into the 50% thiram; (4) isolating the rescued diseased or infected orchid plant from other orchid; (5) when the diseased or infected orchid plant grows normally, placing the diseased or infected orchid plant and other orchid together. The method disclosed by the invention is scientific and unique, simple in operation by adopting shearing, cleaning and disinfecting and isolating methods, and capable of effectively preventing spread of the rotten disease, so that the orchid rotten disease is fundamentally controlled.

The invention relates to the technical field of vegetation control, in particular to a film-forming straw coating fertilizer and a preparation method thereof. Comprising the following raw materials in parts by weight: 1-2 parts of polyurethane, 1-3 parts of calcium bicarbonate, 1-3 parts of chitosan, 2-5 parts of compound amino acid, 1-2 parts of organic matters, 0.5-2 parts of microbial agent metabolites, 1-1.5 parts of nutrient ions, 0.2-1 part of copper sulfate, 0.5-1 part of a chelating agent and the balance of water. The problems that an existing fertilizer is single in function, and preparation cannot be treated are mainly solved. According to the invention, plants can be more robust, root growth is promoted, and the immunity of the plants is improved. And diseases such as rot, gummosis and dry rot of plants can be effectively treated. Meanwhile, the healing speed of plant wounds can be increased, and the anti-freezing and cold-resistant effects can also be achieved. The fertilizer is mainly used for fertilization treatment of fruit trees and other large plants with trunks.

The invention discloses a stone salt oil mixture which comprises 50 parts of water, 5 parts of quick lime, 4 parts of sulfur powder, 1.5 parts of salt and 3 parts of purified animal oil. The preparation method comprises: heating water to 20 DEG C, and adding quick lime to prepare lime water for later use; adding water into sulfur powder to dilute the sulfur powder into paste, slowly adding the paste into lime water, continuously performing boiling and stirring to fully mix the mixture, adding water again after the water is completely evaporated, and stopping heating until the color of the mixed liquid is dark brown; and adding purified animal oil into the mixed liquid, continuously performing stirring until the animal oil is completely dissolved, performing cooling, adding salt, and uniformly performing stirring to obtain the stone salt oil mixture. The stone salt oil mixture prepared by the invention is a comprehensive medicament integrating physical prevention and control and chemical prevention and control, has a protective medicament integrating contact killing, adhesion, decay, freezing injury prevention, sunburn resistance and scour prevention, and is simple to use. Pathogens of various rot diseases and various insect pests can be controlled.

The invention provides a kenaf and jute compound pesticide composition, a preparation and application of the kenaf and jute compound pesticide composition. Effective components of the kenaf and jute compound pesticide composition comprise prochloraz, fludioxonil and azoxystrobin. The kenaf and jute compound pesticide composition, the preparation and the application have the advantages that good synergistic effects can be realized by the kenaf and jute compound pesticide composition for inhibiting fusarium and rhizoctonia solani, the fusarium and the rhizoctonia solani can be efficiently killedby the kenaf and jute compound pesticide composition, good control effects can be realized if the kenaf and jute compound pesticide composition is applied to controlling kenaf and jute stem rot diseases and damping-off of kenaf and jute, and kenaf and jute pesticide application programs can be simplified; furthermore, good control effects of the kenaf and jute compound pesticide composition for anthracnose of the kenaf and the jute are further discovered during field application, and accordingly diversified diseases including stem rot diseases, damping-off and anthracnose can be efficiently controlled by a single dose of kenaf and jute compound pesticide composition.