86 results about "Oil palm" patented technology

The invention provides high-altitude picking equipment. The high-altitude picking equipment comprises a walking vehicle, a mechanical arm and a picking and cutting device, the lower end of the mechanical arm is connected with the walking vehicle through a first rotating assembly, and the picking and cutting device is connected with the upper end of the mechanical arm; the picking and cutting device comprises an arc-shaped supporting body, an arc-shaped sliding rail, a hook claw mechanism, a sliding rail driving mechanism, a cutting mechanism and a hopper. A movable channel is formed in the arc-shaped supporting body, and the arc-shaped sliding rail is assembled in the movable channel in a sliding mode. The hook claw mechanism is arranged at one end of the arc-shaped supporting body, the sliding rail driving mechanism is arranged on the arc-shaped supporting body, and the sliding rail driving mechanism is in transmission connection with the arc-shaped sliding rail; the cutting mechanism is arranged on the arc-shaped sliding rail and located at the end away from the hook claw mechanism. The hopper is arranged on the outer side of the arc-shaped sliding rail, the hopper and the cutting mechanism are located at the same end of the arc-shaped sliding rail, and the hopper is located below the cutting mechanism. The oil palm fruit petiole cutting device has the advantages that petiole parts and petioles of fruit strings of oil palm fruits can be effectively, synchronously and rapidly cut, and the picking efficiency is improved.

The invention relates to a palm crop protoplast gene editing method based on a CRISPR / Cas9 system and application of the palm crop protoplast gene editing method, and belongs to the technical field of biology. A carrier containing PDS gene editing targets and Cas9 protein genes of palm crops is successfully delivered to protoplasts of the palm crops such as coconuts and areca nuts through protoplast transformation for the first time, and the carrier contains sgRNA sequences designed according to PAM sequences recognized by Cas9 protein. The sgRNA and Cas9 compound formed after expression in palm crop protoplast cells can be edited at a PDS gene editing target. According to the method disclosed by the invention, an editing carrier based on the CRISPR / Cas system can be delivered into the palm crop protoplast, the method is used for gene editing technology research of palm crops such as coconuts, betel nuts, oil palms, date palms and the like, and the feasibility of the method for editing the palm crop protoplast genome target gene based on the CRISPR / Cas 9 system is verified; and a rapid and effective method is provided for subsequently establishing an efficient palm crop protoplast gene editing technical system.

The invention provides a fruit picking and cutting device which comprises an arc-shaped supporting body, and a movable channel is formed in the arc-shaped supporting body in the circumferential direction. The arc-shaped sliding rail is assembled in the movable channel in a sliding manner; the hooking claw mechanism is arranged at one end of the arc-shaped supporting body; the driving mechanism is arranged on the arc-shaped supporting body, and the driving mechanism is in transmission connection with the arc-shaped sliding rail; the cutting mechanism is arranged on the arc-shaped sliding rail and located at the end, away from the hook claw mechanism, of the arc-shaped sliding rail, and the arc-shaped sliding rail is driven by the driving mechanism to drive the cutting mechanism to move; the hopper is arranged on the outer side of the arc-shaped sliding rail, the hopper and the cutting mechanism are located at the same end of the arc-shaped sliding rail, and the hopper is located below the cutting mechanism. The device has the advantages that stems and petioles of fruit bunches of oil palm fruits can be synchronously, quickly and effectively cut, and meanwhile, the cut fruit bunches can be received and prevented from falling off.

The utility model discloses an oil palm fruit picking cutter, an oil palm fruit picking device and an oil palm fruit picking equipment, the oil palm fruit picking cutter utilizes a shearing assembly and a self-adaptive clamping assembly to adapt to oil palm fruits of different sizes, the self-adaptive clamping device avoids hooking when leaves are sheared, and the oil palm fruit picking cutter is suitable for the oil palm fruits of different sizes. The self-adaptive clamping device grabs the fruit while the blade cuts off the fruit stem of the fruit, so that the fruit loss caused by falling to the ground is reduced; according to the oil palm fruit picking device, fruits can be accurately and effectively positioned through the tool bit adjusting device, and an operator can pick the fruits at any position with the best visual field; according to the oil palm fruit picking equipment, by additionally arranging the arm frame device and the lifting dumper hopper, when the oil palm fruit picking equipment is used for picking oil palm fruits, large-space-range adjustment can be achieved according to the positions of the oil palm fruits, wireless remote control picking operation can be achieved, meanwhile, after the oil palm fruits are picked, the fruits are directly collected into the dumper hopper of the oil palm fruit picking equipment, and then transferring operation is completed; picking procedures are simplified, and labor intensity is reduced.

The invention discloses an oil palm U6 promoter gene and application thereof, and belongs to the technical field of biology. The nucleotide sequence of the promoter gene is shown as SEQ ID NO.1. The oil palm RNA polymerase III type promoter gene, namely the oil palm endogenous U6 promoter gene EgU6, is obtained by cloning in an oil palm genome for the first time, and the promoter gene has high transcriptional activity and can drive downstream fluorescent protein mNeonGreen expression. The candidate oil palm endogenous U6 promoter gene can be provided for subsequently establishing a high-efficiency oil palm gene editing technology system based on a CRISPR / cas9 (Clustered Regularly Interspaced Short Palindromic Repeats / Cas9) system.

The invention relates to a medicine for skin regeneration and repair and a preparation method thereof, and belongs to the technical field of biological medicine, the medicine comprises cyperus esculentus extract peptide, brooklet anemone root tremella extract, rhodomyrtus tomentosa root-suberect spatholobus stem-radix cyathulae composite extract, pomegranate peel polyphenol and the like. The cyperus esculentus extracted peptide is a product which is more than 1kDa and is obtained by performing enzymolysis on cyperus esculentus through cellulase, alpha-chymotrypsin and ficin protease in sequence and then performing purification through a G-50 sephadex column; the tremellodon gelatinosum tremella extract is a product which is less than 3kDa and is obtained by performing common enzymolysis on tremellodon gelatinosum tremella sporocarp through cellulase and bromelain; the rhodomyrtus tomentosa root-suberect spatholobus stem-radix cyathulae composite extract is a product obtained by performing gradient extraction on rhodomyrtus tomentosa root, suberect spatholobus stem and radix cyathulae through an ethanol water solution to obtain an extract, and performing polyamide resin column adsorption and LH-60 sephadex column purification in sequence. A good repairing system is constructed by multiple components, and wound repairing and healing are accelerated.

The invention provides a fruit picking method. The fruit picking method comprises the steps that a mechanical arm of a picking machine drives a picking and cutting device to move to a target picking position of a fruit tree; a hook claw mechanism of the picking and cutting device is controlled to be opened, the picking and cutting device is controlled to adjust the position to surround a fruit tree trunk according to a fruit tree picture returned by a shooting mechanism on the picking and cutting device, and the hook claw mechanism of the picking and cutting device is controlled to hook inwards; according to a fruit bunch picture sent back by the shooting mechanism, a sliding rail driving mechanism on the picking and cutting device drives an arc-shaped sliding rail to drive a cutting mechanism to move to the position where the fruit bunch is located in the circumferential direction, the cutting mechanism is controlled to cut the fruit bunch, and the cut fruit bunch falls into a hopper; after picking is completed, a hook claw mechanism of the picking and cutting device is controlled to be opened, and the picking and cutting device is controlled to leave the current target picking position. The device has the advantages that fruit bunches of the oil palm fruits can be reliably, accurately and rapidly picked, and the picking efficiency can be improved.

The invention provides an agrobacterium tumefaciens-mediated genetic transformation method for oil palm, which comprises the following steps of: screening and using agrobacterium tumefaciens liquid concentration, dip dyeing time, co-culture time, acetosyringone concentration and antibiotic concentration which are most suitable for genetic transformation of the oil palm in a transformation process in an agrobacterium tumefaciens-mediated manner by taking an oil palm embryonic callus as an explant; an expression cassette containing the EPSPS mutant gene is used as a screening marker, and glyphosate is used as a screening agent for screening, so that the glyphosate-resistant callus is successfully obtained. The screening efficiency of the method exceeds that of a traditional hpt / hygromycin screening system. Meanwhile, the effectiveness of the EPSPS / glyphosate screening system in genetic transformation of the oil palm is also proved, the EPSPS / glyphosate screening system is marked to be applied to genetic transformation of the oil palm for the first time, and a valuable tool is provided for promoting research of an important economic crop.

To provide a laminated timber having higher hardness and strength even when made from the trunks of oil palm, and a method for manufacturing the laminated timber. [Solution] The laminated lumber S is formed by compressing a laminate L made of multiple stacked oil palm veneers T, and each veneer T is impregnated with bacterial cellulose. The manufacturing method includes a sawing process (1) in which an oil palm trunk P is sawn to obtain veneers, a pre-treatment drying process (2) in which the veneers T are dried, an impregnation process (3) in which the veneers T are impregnated with the impregnation liquid by immersing them in an impregnation liquid containing bacterial cellulose, a pressing process (4) in which the laminate L made of multiple stacked veneers T is compressed for a required time with a press machine, and a finish drying process (5) in which it is then dried. It also includes a bacterial cellulose production process (A) in which bacterial cellulose is produced from the scraps Pa of the oil palm trunk P including the surrounding materials obtained in the sawing process.

The invention provides an oil palm cluster recognition and positioning method, device and system and a storage medium, and the method comprises the steps: S1, obtaining a first image containing an oil palm cluster, the first image being obtained through the shooting of an RGBD camera, and the first image comprising an RGB channel image and D channel depth data; and S2, based on the first image, identifying and positioning the oil palm clusters. The method for identifying and positioning the oil palm clusters can simply, conveniently and efficiently identify and position the oil palm clusters.

The present invention provides a high-altitude picking equipment, including a traveling vehicle, a mechanical arm and a picking and cutting device; the lower end of the mechanical arm is connected to the traveling vehicle through a first rotating assembly, and the picking and cutting device is connected to the upper end of the mechanical arm; the picking and cutting device includes an arc-shaped support body, an arc-shaped slide rail, a hook mechanism, a slide rail driving mechanism, a cutting mechanism and a hopper; a movable channel is formed in the arc-shaped support body, and the arc-shaped slide rail is slidably assembled in the movable channel; the hook mechanism is arranged at one end of the arc-shaped support body, the slide rail driving mechanism is arranged on the arc-shaped support body, and the slide rail driving mechanism is connected to the arc-shaped slide rail in a transmission manner; the cutting mechanism is arranged on the arc-shaped slide rail and is located at one end away from the hook mechanism; the hopper is arranged on the outer side of the arc-shaped slide rail, the hopper and the cutting mechanism are at the same end of the arc-shaped slide rail, and the hopper is located below the cutting mechanism. The advantages of the present invention are: it can realize effective and synchronous rapid cutting of the fruit bunch stalk and petiole of oil palm fruit, thereby improving the picking efficiency.

The application discloses a lithium acetate-polyethylene glycol mediated protoplast lipid nanoparticle delivery method and belongs to the technical field of biology. 2+ )concentration to improve the PEG formula, successfully delivers the lipid nanoparticle (LNP) to the protoplast of oil palm, coconut and other palm crops, the mRNA of the nanoparticle is wrapped with enhanced green fluorescent protein (eGFP), and the fluorescent protein can be directly expressed in the protoplast with the mRNA as a template without a promoter. After the LNP is delivered to the protoplast of the palm crops by the method, green fluorescent signals are detected by laser confocal microscopy. The method can be used for directly delivering target gene mRNA to the protoplast of the palm crops, and can also deliver CRISPR / Cas system protein and the like for gene editing technology research.

The utility model discloses a cyperus esculentus lifting sieve device, which belongs to the technical field of agricultural machinery and comprises a frame. An inclined chain mechanism is mounted on the rack; the chain mechanism comprises at least two chains capable of rotating circularly, the high ends of the chains are in the rear direction, and the low ends of the chains are in the front direction. Connecting lugs which are uniformly distributed at intervals are arranged on the chain; each chain plate comprises a bottom plate and right-angle plates fixedly connected to the two ends of the bottom plate, and the two right-angle plates of each chain plate are detachably connected with the connecting lugs on the two chains through bolt assemblies. A push plate part bent upwards is fixedly arranged at the front end of the bottom plate, a baffle part bent downwards is arranged at the rear end of the bottom plate, oblong holes which are densely distributed are formed in the surface of the bottom plate, and the width of the oblong holes is smaller than the diameter of cyperus esculentus. According to the cyperus esculentus harvester, the chain plate is arranged to serve as a conveying device for conveying a bean-soil mixture, soil block particles are efficiently screened while the bean-soil mixture is lifted, the cyperus esculentus harvester has the effects of being reliable in work, low in cost, convenient to maintain and capable of preventing blockage, and then the cyperus esculentus harvesting efficiency is improved.

To provide laminated lumber much harder and stronger even when using a trunk of oil palm, and a manufacturing method of the laminated lumber.SOLUTION: Laminated lumber S is formed by compressing laminated bodies L made through laminating a plurality of single plates T of oil palm, wherein bacteria cellulose is impregnated in each of the single plates T. A manufacturing method is provided with: a lumbering process (1) of acquiring a single plate through lumbering a trunk P of the oil palm; a pre-treatment drying process (2) of drying the single plate T; an impregnating process (3) of impregnating the single plate T with impregnating solution including the bacteria cellulose; a crimping process (4) of compressing the laminated body L obtained by laminating the plurality of single plates T for a required time using a press machine; and a finish drying process (5) of drying thereafter. Also, it is provided with a bacteria cellulose production process (A) of producing bacteria cellulose from chips Pa of the trunk P of the oil palm including surrounding materials acquired in the lumbering process.SELECTED DRAWING: Figure 2

The invention discloses a composite plant growth regulator and a preparation method and application thereof, belonging to the field of plant growth regulators. The composite plant growth regulator comprises the following main components: sea buckthorn oil, brown cyanidin, triacontanol, uniconazole, and salicylic acid. The plant growth regulator of the invention adds sea buckthorn oil and brown cyanidin, and these two components are compounded with triacontanol, uniconazole and salicylic acid to form a composite plant growth regulator. The synergistic effect of multiple substances increases the number of effective panicles, the number of panicles and the thousand-grain weight of rice plants on the one hand, thereby increasing the yield; on the other hand, the internode length of the base of the rice is shortened, the plant height is shortened, the stalk is promoted to be thick, and the lodging resistance of the rice is enhanced. The plant growth regulator of the invention can be used alone as a plant growth regulator for increasing rice yield, reducing plant height and improving lodging resistance. In addition, the plant growth regulator of the invention has a wide source, low cost, simple preparation method, convenient use, and is easy to promote.

The invention relates to the technical field of agricultural product deep processing and functional food science, in particular to enzymolysis cyperus esculentus powder and a preparation method and application thereof. The preparation method comprises the steps that cyperus esculentus powder and water are mixed, pulped and cured; performing high-speed shearing pretreatment on the slurry; adding a compound enzyme preparation containing amylase, cellulase and protease for enzymolysis; carrying out enzyme deactivation after enzymolysis, and filtering; performing emulsification and two-stage high-pressure homogenization treatment on the filtrate; and finally spray-drying to obtain a finished product. Through the synergistic effect of high-speed shearing and composite enzymolysis, cell walls of cyperus esculentus are effectively broken, macromolecular nutrient substances are converted into micromolecules, and the solubility, taste and nutrition utilization rate of the product are remarkably improved. The prepared enzymolysis cyperus esculentus powder is good in instant solubility, good in flavor and high in stability, and can be widely applied to the fields of solid beverages, special dietary foods and the like.

The invention belongs to the technical field of oil palm fruit picking equipment, and particularly discloses an oil palm fruit picking device and a picking mechanical arm.The oil palm fruit picking device comprises a shoveling and cutting unit used for shoveling and cutting leaf stalks outside oil palm fruits and fruit stalks of the oil palm fruits, and the shoveling and cutting unit comprises a first driving mechanism and a shovel blade; the first driving mechanism is used for driving the scraper knife to linearly move for shoveling; the clamping unit is used for clamping the cut oil palm fruits, the clamping unit comprises a second driving mechanism and two clamping jaws arranged in the horizontal direction, the second driving mechanism is used for driving the two clamping jaws to open or hold tightly, and the shoveling and cutting unit is located below the two clamping jaws; the shoveling and cutting unit and the clamping unit are arranged on the fixing frame, and the two clamping jaws are located outside one end of the fixing frame. The oil palm fruit picking device is convenient and fast to operate, reduces manual intervention, improves efficiency, is high in stability and reliability, and can better meet the picking requirements of oil palm fruits.

This invention provides a method for transient transformation of oil palm zygote embryos based on Agrobacterium-mediated transformation, which employs the Agrobacterium-mediated approach and is based on the optimal Agrobacterium concentration (OD) for stable transformation of oil palm. 600 The optimal Agrobacterium infection time for zygotic embryos was determined by measuring the concentration of acetylsuccinone and co-culture time. The transient GUS expression staining rate was compared between zygotic embryos of different oil palm varieties and at different growth stages. The method described in this invention optimizes infection conditions based on stable transformation parameters, clarifies the optimal explant materials and treatment process, and effectively improves transient transformation efficiency and experimental repeatability. This study establishes for the first time an Agrobacterium-mediated transient transformation system for oil palm zygotic embryos and obtains zygotic embryos most suitable for transient transformation, achieving efficient transient expression of exogenous genes in oil palm zygotic embryos. This provides a rapid and low-cost technical means for studying oil palm gene function.

The present invention discloses a system for monitoring a palm tree and an oil palm fruitlet in a plantation in a lightweight and efficient manner and a method thereof. The system comprises a data acquisition module (100), a tree detection module (200), a fruitlet detection module (300), and an environment representation module (400). The data acquisition module (100) comprises a remote sensing device (101) and an image-capturing device (102) mountable to a mobility platform (103) for generating an occupancy grid map associated with the palm tree in the plantation and an image associated with the oil palm fruitlet scattered within a vicinity of the palm tree, respectively. The tree detection module (200) generates a submap from the occupancy grid map to detect the palm tree therein and determine a tree position of the palm tree detected thereof, which is transformed to a global tree position on a semantic or global map. The fruitlet detection module (300) detects the oil palm fruitlet from the image, a fruitlet position, and a quantity of oil palm fruitlets using a grid analysis and transforms the fruitlet position to a global fruitlet position. The environment representation module (400) compares the tree position against a tree tracking list using a chain-based tree-tracking and re-mapping algorithm and assigns a harvest-ready status to the palm tree based on the quantity of oil palm fruitlets detected thereof.

The present application relates to an oil palm UBQ promoter and application thereof, and belongs to the technical field of biology.The nucleic acid sequence of the promoter is shown as SEQ ID NO.1, the present application firstly aligns and intercepts a sequence of 2000bp upstream of a start codon in an oil palm genome, and synthesizes an oil palm RNA polymerase II type promoter, i.e., an oil palm endogenous ubiquitin promoter EgUBQ.The promoter has transcription activity, and can drive expression of downstream green fluorescent protein NeonGreen.The present application provides an oil palm endogenous UBQ promoter for genetic transformation and gene editing of oil palm.

The invention discloses a lithium acetate-polyethylene glycol mediated protoplast lipid nanoparticle delivery method, and belongs to the technical field of biology. LiAc is added into a protoplast conversion solution MMG for the first time, a PEG formula is improved by increasing the concentration of calcium ions (Ca < 2 + >), lipid nanoparticles (LNP) are successfully delivered into protoplasts of palm crops such as oil palm and coconut, mRNA of enhanced green fluorescent protein (eGFP) is wrapped in the nanoparticles, and the lipid nanoparticles can be used for preparing a biocarrier. The fluorescent protein can be directly expressed in the protoplast by taking mRNA as a template without a promoter. After the LNP is delivered to the palm crop protoplast by the method, a green fluorescence signal is observed and detected by a laser confocal microscope. The method can be used for directly delivering the target gene mRNA into the palm crop protoplast, and also can be used for delivering CRISPR / Cas system protein and the like for gene editing technology research.

The application provides a method for Agrobacterium-mediated genetic transformation of oil palm, and the method uses embryogenic callus of oil palm as explants, adopts Agrobacterium-mediated mode, and selects the most suitable Agrobacterium liquid concentration, immersion time, co-culture time, acetosyringone concentration and antibiotic concentration in the transformation process. An expression cassette containing an EPSPS mutant gene is used as a screening marker, and glyphosate is used as a screening agent to select glyphosate-resistant callus. The screening efficiency of the application is higher than that of the traditional hpt / hygromycin screening system. Meanwhile, the effectiveness of the EPSPS / glyphosate screening system in the genetic transformation of oil palm is proved, which marks the first application of the system in the genetic transformation of oil palm and provides a valuable tool for promoting the research of the important economic crop.

The invention relates to a remote sensing image processing and ground object identification technology, in particular to a high-resolution oil palm tree identification method and system based on noise label learning. The method comprises the following steps: acquiring remote sensing image data and label data, and performing mask mapping and preliminary cutting processing on the remote sensing image data and the label data to obtain image data after preliminary cutting; pre-processing the image data after the preliminary clipping to obtain a plurality of image blocks and a plurality of corresponding mask images which are clipped again and subjected to label screening, and taking the image blocks and the corresponding mask images as a training set; using the training set to train a U-shaped convolutional neural network model; outputting a prediction mask graph through the trained model, and identifying whether each pixel in the input image belongs to the region of interest; and carrying out post-processing on a model prediction result, and splicing to generate a full-size image map. According to the method, the generalization ability of the oil palm tree identification model is enhanced, and the adaptability and generalization ability of the model in image identification are improved.

The application discloses a hydroxyl functional basic ionic liquid and a preparation method thereof, and a method for preparing biodiesel from cyperus oil, and relates to the field of biodiesel preparation methods.The chemical structure of the hydroxyl functional basic ionic liquid is as follows: wherein R is OH, imidazole or morpholine, and the method for preparing the biodiesel is as follows: taking cyperus oil and a short-chain alcohol as raw materials, taking the hydroxyl functional basic ionic liquid as a catalyst, and preparing the biodiesel through an ester exchange reaction.After the reaction is completed, the novel hydroxyl functional basic ionic liquid and the product are automatically separated.The hydroxyl functional basic ionic liquid catalyzes the preparation of the biodiesel, and the reaction process is simple, the product is easy to separate, the yield is high, no pollution is caused, the method is friendly to the environment, the prepared biodiesel has few impurities, the purity is high, and the yield of the biodiesel is as high as 98%.

The present invention relates to a machine with replaceable parts for processing oil palm tree products. More specifically, it relates to a machine with replaceable parts for cutting, crushing, milling, grinding, or shredding oil palm tree products such as oil palm fruits in the form of fresh fruit bunches. The machine comprises a motor (100); a gearbox (200) connected to the motor (100); a coupling means (300) connected to the gearbox (200); a bearing system (400) connected to the coupling means (300); and a processing means (500) connected to the bearing system (400), wherein the processing means (500) further comprises an inlet (501) for receiving the oil palm tree products; at least one outlet (502) for dispensing processed oil palm tree products; a housing (503) that further comprises a cylindrical shaped horizontal bore (504); a hollow cylinder (506) that further comprises an inner wall and an outer wall, which is horizontally positioned within the housing (503) and in contact with a surface of the horizontal bore (504) of the housing (503); and a worm screw that is connected to the bearing system (400), which is horizontally positioned along the centre of the processing means (500) and spanning along the entire length of the processing means (500). Additionally, the surface of the horizontal bore (504) of the housing (503) comprises at least one tongue feature (505); and the outer wall of the hollow cylinder (506) comprises at least one groove feature (507) that complements the tongue feature (505) of the surface of the horizontal bore (504) of the housing (503).

The present invention relates to a composition for the treatment of colon disorder comprising oil palm polyphenolics (OPP) and fibres extracted from the vegetation liquor generated during the milling and extraction of oil from the oil palm fruit administered to a patient in an effective concentration of 50 mg gallic acid equivalents (GAE). The present invention further relates to a method of treatment and prevention of colon disorders and maintenance of gut health.

The invention discloses a mcl-PHA production method based on a wood and agricultural waste composite carbon source, and relates to the technical field of bio-manufacturing, the method comprises the following steps: adopting Pseudomonas putida BWCC66157 to carry out fermentation in an improved M9 minimum culture medium; a lignin-derived carbon source (such as vanillic acid) is used as a basic substrate; respectively introducing rubber wood hydrolysate and oil palm pomace palm oil as co-substrates; the directional regulation and control of the composition of the mcl-PHA monomer are realized by regulating and controlling the ratio of the co-substrate; and extracting the PHA by adopting a conventional method and detecting the monomer composition of the PHA. The PHA yield can be increased, new monomer components can be obtained, high-valued utilization of wood carbon sources and agricultural waste is achieved, and a new technical approach is provided for production of low-cost and degradable biological materials.

A problem addressed by this invention is to provide a method for producing an oil palm cut product, with which it is possible to obtain an oil palm cut product that is easier to convey and less prone to putrefaction. This method for producing an oil palm cut product (1) includes a cutting step and a drying step. In the cutting step, the tree trunk (2) of the oil palm is cut to obtain a cut product (3). In the drying step, calcium oxide is supplied to the cut product (3), and the cut product (3) is dried, to obtain the oil palm cut product (1).

A method and a system for generating auxiliary power in an oil palm mill, where exit steam (50) from a sterilizer (30a, 30b, 30c, 30d) is supplied to a secondary steam turbine (T2) to produce the auxiliary power. Steam (40) flows freely into the sterilizer, flows freely within the sterilizer, and flows freely out of the sterilizer to power the secondary steam turbine (T2).

The present invention provides a fruit picking method, comprising: driving a picking and cutting device to move to a target picking position of a fruit tree through a mechanical arm of a picking machine; controlling a hook mechanism of the picking and cutting device to open, and according to a fruit tree image transmitted back by a shooting mechanism on the picking and cutting device, controlling the picking and cutting device to adjust its position to embrace the trunk of the fruit tree, and controlling the hook mechanism of the picking and cutting device to hook inwards; according to a fruit bunch image transmitted back by a shooting mechanism, driving an arc-shaped slide rail to drive the cutting mechanism to move along a circumferential direction to the position where the fruit bunch is located through a slide rail driving mechanism on the picking and cutting device, and controlling the cutting mechanism to cut the fruit bunch, and the cut fruit bunch falls down into a hopper; after the picking is completed, controlling the hook mechanism of the picking and cutting device to open, and controlling the picking and cutting device to leave the current target picking position. The advantages of the present invention are: it can reliably realize accurate and rapid picking of fruit bunches of oil palm fruits, and can improve picking efficiency.