278 results about "Leaf lamina" patented technology

The invention relates to the technical field of molecular markers, in particular to an Indel molecular marker related to yellow leaves of a melon seedling growing point and application of the Indel molecular marker. The invention explores a key candidate gene MELO3C016136 for controlling the leaf color of the growth point of the muskmelon seedling, and develops an Indel molecular marker ygp2 for identifying the leaf color change of the growth point of the muskmelon seedling based on the key candidate gene MELO3C016136. The molecular marker ygp2 can be used for identifying the leaf color change character of the growth point of the muskmelon seedling, only one-time PCR amplification and polyacrylamide gel electrophoresis need to be carried out on the DNA of the plant to be detected, the identification result is reliable, the genotype of the target plant can be simply and conveniently identified, and the genotype identification result is completely consistent with the leaf color phenotype of the growth point of the seedling; important technical support is provided for creating new muskmelon germplasm with yellow seedling growing point leaves.

The invention relates to the technical field of plant genetic engineering, in particular to a transcription factor CsKNAT1 and application thereof in regulation and control of development of tea trees. The nucleotide sequence of the gene is as shown in SEQ ID NO: 1, and the sequence of protein coded by the gene is as shown in SEQ ID NO: 2. Research finds that overexpression of the CsKNAT1 gene can influence the form of plant leaves: the edges of the leaves are promoted to have notches (asymmetric leaves are formed, resulting in increase of sawteeth at the edges of the leaves); the formation of compound leaves can be promoted; leaves on plant stems can grow in a rosette form, and secondary stems are bolted in the middles of rosette leaves; the research also finds that the overexpression of the CsKNAT1 gene can obviously influence the flowering phase and the flower form of the plant; the delay of the flowering phase is promoted; overexpression of the CsKNAT1 gene can further influence development of floral organs and formation of siliques, part of arabidopsis plants have phenotypes that corolla becomes small, stamens are exposed, petals gradually extend and are zigzag in a wavy shape, the length of mature siliques is remarkably shortened by 20%-36.1%, and the phenomenon that the fruits are aborted occurs.

An MLC is provided, the MLC includes: a plurality of leaves; first driving mechanisms connected to the leaves and configured to drive the leaves to move to form a radiation field; and at least one leaf head mechanism mounted on at least one corresponding leaf of the leaves and configured to adjust the radiation field.

The embodiment of the invention provides a ray beam collimation system, and relates to the technical field of medical equipment. The ray beam collimation system comprises a primary collimator and a multi-leaf collimator. The primary collimator is provided with a through hole with a fixed shape and size, and the through hole is matched with the multi-leaf collimator in shape and size. And the primary collimator is positioned below the ray source and above the multi-leaf collimator. The multi-blade collimator comprises at least two blade groups composed of a plurality of blades, the tail end of each blade is provided with a concave-convex part, the concave-convex part comprises a plurality of first protrusions arranged at intervals in the first direction, a first recess is formed between every two adjacent first protrusions, the at least two blade groups comprise two blades opposite in the second direction, and the first protrusions are arranged at intervals in the first direction. The first protrusion of one of the two opposite blades is used for being connected with the first recess of the other blade in an inserted mode. The ray beam collimation system provided by the embodiment of the invention has the benefits that leakage rays between the tail ends of the blades are shielded, and the irradiation space of a patient in radiotherapy is increased.

This invention discloses a plant-based carrier material, its preparation method, and its application in skincare products. The plant-based carrier material is a powder of leaves from a Lamiaceae plant with an internal porous structure. This porous structure gives the material a good loading capacity and allows it to adsorb and slowly release small molecule liquid components. The preparation process of this carrier material is simple and mild. Furthermore, the Lamiaceae plant leaf raw material has antibacterial, antioxidant, and anti-inflammatory effects, making it suitable as a mask carrier. The cleansing mask obtained using this material as a carrier has excellent oil control and skin cleansing effects.

The invention discloses a fertilization method and system for improving CO2 absorption efficiency of greenhouse plants based on an SPAC system. The method comprises the following steps: acquiring moisture information and environment information of the greenhouse plants through a biological environment information acquisition module deployed in a greenhouse; according to the obtained moisture information and environment information, the current leaf water potential and the saturation vapor pressure difference are calculated; calculating the stomatal conductance of the plant by combining the soil water potential and the atmospheric pressure according to the calculated current leaf water potential and saturation vapor pressure difference; and regulating and controlling water and CO2 fertilization of the greenhouse plants according to the stomatal conductance of the plants. By means of the method, under the condition that the evaporation intensity is too high, plant water stress can be weakened, stomatal opening is promoted, stomatal conductivity and mesophyll conductivity are improved, CO2 absorption and utilization are promoted, the photosynthesis efficiency of greenhouse fruits and vegetables can be effectively improved, and plant growth and yield formation are promoted.

The application discloses a method for making ornamental plant leaves into skin-friendly artware after artificial posture setting treatment and a preparation method thereof, and comprises the following steps: 1) pretreatment, 2) enhancement treatment, 3) coloring, 4) leaf shaping, and 5) combination. The plant which is originally soft, not enough to stand upright and difficult to shape is reinforced by a preservative and polyethylene material, so that the thickness of the leaf vein is increased from 2 mm to 3 mm, and the treated plant leaves have gloss and high flexibility. The plant leaf artware is skin-friendly and environment-friendly, and is beneficial to resource reuse. The plant leaf artware has high practicability in the field of decoration and environment-friendly products.

A new black locust tree ‘OBE TSZM’ particularly distinguished by elliptic leaves with an obtuse apex; bodkin like thorns; straight, pinnate growth habit; and blooms profusely and is a useful bee pasture, well-liked by beekeepers, is disclosed.

The application discloses application of a PHB9 gene in regulating rice leaf morphology and belongs to the technical field of genetic engineering.The CDS sequence of the PHB9 gene is shown as SEQ ID NO.2.It is found through experiments that overexpression of the PHB9 gene increases leaf length and leaf width, and the PHB9 gene has a significant effect on regulating rice leaf morphology.Further, changes in vascular systems, mitochondria and chloroplast structures in the internal structure of the leaf are analyzed, and it is shown that the vascular systems, mitochondria and chloroplast structures change when the leaf morphology is regulated, and the morphological changes in the internal structure of the leaf affect the changes in the leaf phenotype, and have a significant influence on improving the photosynthetic rate of the leaf.It is also found that overexpression of the PHB9 gene reduces the sensitivity of rice seeds to ABA, promotes seed germination and root growth.The application provides a new gene for breeding of leaf morphology building, root development and seed germination.

The invention discloses a blackberry RubHLH1 gene as well as an expression protein and application thereof, and belongs to the technical field of plant genetic engineering. The nucleotide sequence of the blackberry RubHLH1 gene provided by the invention is as shown in SEQ ID NO. 1, and the amino acid sequence of expressed protein is as shown in SEQ ID NO. 2. The RubHLH1 gene is genetically transformed into arabidopsis thaliana, and a RubHLH transgenic arabidopsis thaliana plant shows a plurality of beneficial characters compared with a wild type plant at the same growth time, including that the stem length is fast and thick, the SPAD value is high, and podding is carried out in advance; wherein stem segments and petiole epithelium spines of the bHLH-3 strain are more than those of a wild type, the leaf surface is more shrunk, and the number of pores is large. The activities of POD, SOD and CAT and the contents of MDA, H2O2, total phenols and flavonoids in a transgenic plant are higher than those in a CK contrast. The invention provides an efficient gene resource and a molecular tool for cultivating excellent transgenic plant varieties by using a molecular breeding means.

The variety ‘LULU’ is a cultivar of the Dracaena deremensis plants. It can reach 66 cm height in a 21 cm diameter pot, with an average of approximately 40-46 leaves per plant. The arrangement of the leaves is a rosette disposition wrapped around the stem. Shows a dark green colored foliage in lower leaves, and a light green in the upper leaves.

The application relates to the technical field of molecular biology, and discloses a cold-tolerance identification method of Pennisetum based on a 65-core molecular marker set, a primer group and a gene chip and application thereof. The application collects core germplasm resources of the Pennisetum through a system, and constructs a GWAS population by using multi-environment (different altitudes) conditions, so that a wide genetic background and phenotype variation are fully covered, and a material foundation for genetic analysis of cold tolerance is laid. In the aspect of cold-tolerance phenotype identification, the application innovatively takes the chlorophyll content of leaves and the percentage of green leaves after natural low-temperature stress in autumn and winter fields as the cold-tolerance evaluation indexes, judges individuals with more than 40 excellent allelic variations as high-cold-tolerance varieties, and establishes a rapid and non-destructive phenotype screening method which can be implemented at the seedling stage.

A new Scaevola plant named ‘SVAZ0011’, particularly distinguished by its large pink flowers with white-green eyes, continuous and an abundant flowering response, medium green foliage, a vigorous densely spreading and trailing growth habit with excellent branching and heat tolerance.

A new cultivar of Sedum plant named ‘PPC093’ that is characterized by its short plant height, its mature foliage that is purple in color, and its flowers that are yellow and grey-purple in color.

The invention relates to the related technical field of crop irrigation, in particular to a high-temperature-resistant and drought-resistant intelligent precise spraying device which comprises a bearing seat, a water supply unit, a stand column, a bearing frame, a spraying unit, an L-shaped bearing column, a redirection unit and a leaf turning execution unit. Through the synergistic effect of active plant turning and intelligent redirection spraying, the problem that an anti-evaporation agent is difficult to act on the back faces of leaves is solved. The leaf turning execution unit gently turns up the top canopy layer of the cotton through the unique movement mode that a leaf pushing plate ascends firstly and then turns over, air hole dense areas on the back faces of leaves are accurately exposed, an intelligent avoiding mechanism is arranged in the leaf turning execution unit, and it is guaranteed that crops are not damaged in the turning process. And meanwhile, the redirection unit captures the falling medicament, the direction of the medicament is changed into lateral upward spraying by utilizing airflow, and the medicament is deeply atomized through a dual physical crushing mechanism, so that the medicament can be uniformly attached to a target area in the form of tiny liquid drops.

Installation (1) for removing leaves (21) from stems (20) of plants (22) comprising a defoliating station (2) with an inlet (3) of plants to be defoliated and an outlet (4) of defoliated plants and a system (5) for holding plants (22). The station (2) comprises one or more pairs of cavities (61, 62). The cavities (61, 62) of a pair of cavities are mounted to move between a position close to and a position far apart from each other. When close to each other, said cavities (61, 62) are mounted, over at least part of their travel, to move along a straight-line defoliation direction (D). When close to each other, said cavities (61, 62) form a succession of through orifices (7), each closed around its periphery. The succession of orifices (7) is arranged along a line (L1) transverse to the defoliation direction (D). Figure for the abbreviation: Fig. 2

A new and distinct Dracaena plant named ‘SILINDO’ which is characterized by large, lightly spiraled foliage born on an unbranched stem, dark green foliage that is centrally striped with golden-yellow and narrowly margined with yellow-green, and the stability of these characteristics from generation to generation.

The application belongs to the technical field of health food, and particularly relates to an aquilaria sinensis leaf oral liquid and a preparation method thereof. The steps comprise the following steps: S1: taking the artificial planting aquilaria sinensis leaf, cleaning and cutting, to obtain clean raw materials; S2: spraying purified water to the raw materials, adjusting humidity, and uniformly watering in a closed state, to obtain humidified leaves; S3: steam short-time high-temperature treatment of the humidified leaves in a closed humid heat environment, and then cold air rapid cooling, to obtain pretreated leaves; S4: water extraction of the pretreated leaves, to obtain a water extract; S5: filtration and centrifugation of the water extract, and reduced pressure concentration, to obtain a clear concentrated solution; S6: addition of food additives to the concentrated solution, to obtain a blending solution; S7: precision filtration, sterilization and filling of the blending solution, to obtain the artificial planting aquilaria sinensis leaf oral liquid. The application adjusts humidity and wet heat pretreatment by water extraction, passivates endogenous oxidase, relaxes leaf tissue, significantly reduces enzymatic browning and sediment formation, and improves flavor coordination.

A new and distinct Aechmea plant named ‘A4006’ particularly distinguished by leaves entirely lacking marginal spines; a very compact rosette plant habit, upright inflorescence, positioned well above the foliage; a uniform plant form and high stability through asexual propagation; distinctive bright pink bracts with violet-blue flowers.

A new cultivar of Epimedium plant named ‘Little Bo Peep’ characterized by its compact dense habit and semi-evergreen tri-parted foliage with ovate leaflets that develop as light chartreuse with bronze-burgundy blush in the cooler spring and become medium green in the summer. Medium-sized flowers appear on panicles above the foliage starting in late spring with spurs having a light pinkish-purple tips and medium rose-colored centers, and pinkish-purple sepals. ‘Little Bo Peep’ is useful in the garden landscape as a specimen, en mass, or in containers.

The present application belongs to the technical field of plant genetic engineering, and particularly relates to a Phyllostachys edulis PeMASR1 gene, biological material and application thereof. The PeMASR1 gene provided by the present application is a new gene discovered in the study of cold tolerance of Phyllostachys edulis leaves, the nucleotide sequence of which is shown as SEQ ID NO:1, and the amino acid sequence of the encoded protein is shown as SEQ ID NO:2. Through gene cloning, expression and comparative analysis, the phylogenetic position of the Phyllostachys edulis PeMASR1 gene and the important role thereof in the research of plant response to abiotic stress mechanism and photosynthesis are revealed. Overexpression in Columbia-type Arabidopsis plants can make the rosette leaves of the plants early senesce; and the plants show a more stress-tolerant phenotype than wild-type Arabidopsis in response to cold stress, drought stress and salt stress and other abiotic stresses.

A new and distinct Alocasia plant named ‘ELSTLALU’ particularly distinguished by a dark green background leaf coloration with irregular white to light green mottling and marbling, distinct mottled and marbled variegation distributed across most of the leaf surface, and a tall, upright growth habit with elongated petioles and an open appearance.

An aquatic habitat structure for a body of water includes tree sections coupled together to form an artificial tree. Each tree section includes a trunk having a cylindrical shape with opposing ends and a curved surface extending therebetween, and a first plurality of leaflets covering the curved surface of the trunk. Spaced-apart layers of limbs extend outwards from the curved surface of the trunk. Each layer of limbs includes a plurality of limbs, and each limb includes a plurality of branches. Each branch is covered by a second plurality of leaflets. Each leaflet in the first and second plurality of leaflets provide a biologic surface area for adherence of periphytons to enhance water quality in the body of water, and with the biologic surface area including textured regions to provide additional biologic surface areas for the adherence of the periphytons to further enhance the water quality.

A new and distinct Ceropegia woodii plant named ‘LUUK’ which is characterized by a trailing habit, small narrowly cordate to near-deltoid foliage, borne on stems that are initially a near-pink general coloration and transform into yellow-green as the plant matures. This new variety also exhibits prominently variegated foliage that is green with irregularly arranged blotches of yellow-green on the adaxial laminar surface and narrowly outlined green margins. Occasionally some laminas will exhibit a homogenous cream white coloration. The new variety, ‘LUUK’, exhibits the stability of these characteristics from generation to generation.

A new cultivar of Chamaecyparis plant named ‘Edengra 23’ that is characterized by its upright, columnar and compact plant habit, its foliage that is thick and coarse in texture, and its very good growth in peat-free soil.

A new and distinct cultivar of Parthenium argentatum named E-B2WN-13167 is disclosed, characterized by reduced internode lengths, shorter leaf peduncles, thicker leaves, lower number of flowers, aborted seed production, and slower growth.

A new and distinct cultivar of Mandevilla plant named ‘QD-123’, characterized by its compact and upright plant habit; freely branching habit; dense and bushy appearance; dark green-colored leaves; freely flowering habit; and white-colored flowers with bright orange yellow-colored centers that are held beyond the foliar plane.

The utility model provides a hanging planting device for Drynaria fortunei, which comprises a three-dimensional inner core with a spherical or polyhedral structure, and a bark layer is attached to at least most of the outer surface of the three-dimensional inner core; a hanging assembly is arranged on the three-dimensional inner core. In the utility model, the three-dimensional inner core has a spherical or polyhedral structure. The spherical structure provides an arc-shaped attachment surface without dead angles, and the polyhedral structure provides a plurality of planar planting areas in a staggered arrangement. Both structures can meet the requirement of "multi-angle and multi-surface planting". The bark layer is a direct attachment layer for the root system of Drynaria fortunei. When planting, the roots of Drynaria fortunei are fixed to the bark layer by a strap. Drynaria fortunei can be planted on any one or more surfaces, so that the leaves of Drynaria fortunei can naturally unfold from a preset angle. The device can be hung at any position in a room by the hanging assembly, is not limited by the installation scene, and can be observed from multiple angles, highlighting the level of leaf unfolding and greatly improving the ornamental value.

The invention discloses an establishment method and application of an apple rootstock genetic transformation system for targeted knockout of an MdMLO gene, and belongs to the technical field of plant genetic transformation. The establishment method of the apple rootstock genetic transformation system comprises the following steps: cutting main leaf veins of tissue culture seedling leaves of apple rootstocks, and then putting the cut tissue culture seedling leaves into an infection solution to infect for 5-11 minutes; carrying out in-vitro regeneration culture on the infected tissue culture seedling leaves to obtain resistant seedlings; detecting MdMLO gene mutation sites of the resistant seedlings, and performing rooting culture on the resistant seedlings with mutated MdMLO genes to construct the apple rootstock genetic transformation system with stable powdery mildew resistance. According to the method, culture medium formulas in different stages are designed in the transformation process according to the characteristics of regeneration of 'Qingzhou No.1' apple rootstock leaves, and a Qingzhou genetic transformation system is established, so that effective delivery of a gene editing carrier is ensured.