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30 results about "Calla" patented technology

Calla (bog arum, marsh calla, wild calla, squaw claw, and water-arum) is a genus of flowering plant in the family Araceae, containing the single species Calla palustris.

Biological preparation capable of preventing and treating rice streak disease and promoting growth and application thereof

InactiveCN101617691AEasy to useEfficient disease controlPlant growth regulatorsBiocideDiseaseCalla
The invention relates to a biological preparation capable of preventing and treating rice streak disease and promoting growth and application thereof, belonging to the technical field of biological pesticide. The biological preparation is prepared by a conventional method, and a producing strain is YFY02 (Lysobacter ginsengisoli). The strain of the biological preparation is characterized in that (1) the colony is round and in a opaque dilute liquid shape, and is dark yellow at initial stage of culture and chocolate brown or dark brown at later stage of culture, and the thallus is in the shape of a long rod; (2) the strain has strong bacteriostatic ability and wide antibacterial spectrum, can keep value on leaf surfaces of crops such as rice and the like and roots of crops such as konjak, calla and the like, can generate substances similar to antibiotics to promote the growth of crops of rice and the like, and has obvious and stable effect on preventing and treating rice streak disease. In the invention, the strain is cultured in liquid or solid and is prepared to liquid preparation or wettable powder. The invention has obvious and stable effect on preventing and treating bacterial diseases of rice streak disease, and good comprehensive properties, and is easy for industrial production.
Owner:YUNNAN AGRICULTURAL UNIVERSITY

Tissue culture quick propagation method for Opisthopappus Shih

The invention discloses a tissue culture quick propagation method for Opisthopappus Shih, which comprises the following: A, a step of obtaining an explant, which is to obtain the explants from aseptic Opisthopappus Shih seedlings; B, a step of induction callus culture, which is to transfer the explants obtained by the step A to an induction callus culture medium and culture the explants till calla is generated; C, a step of propagation subculture, which is to inoculate calla that have a compact structure, fragile and hard texture and irregular spherical or nearly isodiametric cells, grow slowly and are light green onto a propagation subculture medium for subculture; D, a step of rooting culture, which is to transfer the aseptic seedlings which grow to more than 2 centimeters to a rooting culture medium for rooting culture; and E, a step of training and transplanting, which is to train the rooted seedlings at room temperature, transplant the seedlings into a medium and obtain a large number of Opisthopappus Shih seedlings. In the invention, detailed instructions are provided for building an Opisthopappus Shih seedling system, particularly, optimal formulae of the induction callus culture medium, propagation subculture medium and rooting culture medium are provided, the method have high actionability and repeatability and can propagate a large number of Opisthopappus Shih seedlings at one time.
Owner:ZHENGZHOU UNIV

Konjac cultivating method

The invention discloses a konjac cultivating method. A.muelleri in the Sino-Burmese border area as a female parent and a konjac germplasm A.macrorhizus as a male parent are subjected to intrageneric artificial cross, and seed collecting, close planting and sowing, cultivation and seedball harvesting are performed; a plant is selected from F1 generation, wherein the plant has dark green leaf color, grows robustly, has stems being green stems and having greenish brown stripes, has tender white terminal buds, has white flower type and flower color having uniform light purple spots, has the spathe like calla and shorter than appendant organs, has light yellow-to-white tuber flesh color, and has an atmogenic corm growth pattern comprising that single plants are grown on stems, petiole crotches and main veins and then are subjected to pollination, seed collecting, sowing and screening; then an individual is selected from F2 generation and is used as a new variety, wherein the individual has stems being green stems and having greenish brown stripes, has tender white terminal bud, has white flower type and flower color having uniform light purple spots, has the spathe like calla and shorter than appendant organs, has no pollen produced after flowering, has light yellow-to-white tuber flesh color, has atmogenic corms which can be grown on stems, petiole crotches and main veins, has KGM content more than 70%, and has 39 pairs of chromosomes.
Owner:南京滇缘生物科技有限公司 +1

Quick-preparation type plant alkaloid insecticidal powder for peach trees and preparation method of quick-preparation type plant alkaloid insecticidal powder

The invention discloses quick-preparation type plant alkaloid insecticidal powder for peach trees and a preparation method of the quick-preparation type plant alkaloid insecticidal powder. the plant alkaloid insecticidal powder is prepared from the following components in parts by weight: 4.534-8.655 parts of 1,2-dicarboxy-propyl carborane, 3.982-9.376 parts of N-bromosuccinimide, 9.456-14.269 parts of cod-liver oil extracts, 4.257-8.657 parts of methyl methacrylate, 1.354-4.156 parts of biscyclopentadienyl iron, 5.698-7.156 parts of acetic p-toluenesulfonic anhydride, 4.598-7.325 parts of divinyltetramethyldisiloxane, 18.657-20.723 parts of alliin, 10.687-15.893 parts of divinyltetramethyldisiloxane, 12.586-17.951 parts of calla extract liquor, 7.635-12.675 parts of methyl trifluoromethanesulfonate, 1.589-7.896 parts of N, N-dimethylformamide, 10.893-16.753 parts of 2-oxo-1-imidazolidinecarbonyl chloride, 8.394-12.756 parts of 3-acetyl-1-chlorocarbonyl-2-imidazolidone, 14.659-18.546 parts of 3-chlorocarbonyl-1-methanesulfonyl-2-imidazolidinone, 4.893-8.885 parts of 1-(2-hydroxyethyl)-2-imidazolidinone, 6.786-10.563 parts of 1-methylsulphonyl-2-imidazolidone, 15.689-22.486 parts of 1,3-dimethyl-2-imidazolidinone, 17.986-22.258 parts of 1-acetyl-2-imidazolidinone and the like and 5.698-8.467 parts of pistia stratiotes extract liquor.
Owner:徐州市贾汪区信守农业发展有限公司

Biological preparation capable of preventing and treating rice streak disease and promoting growth and application thereof

The invention relates to a biological preparation capable of preventing and treating rice streak disease and promoting growth and application thereof, belonging to the technical field of biological pesticide. The biological preparation is prepared by a conventional method, and a producing strain is YFY02 (Lysobacter ginsengisoli). The strain of the biological preparation is characterized in that (1) the colony is round and in a opaque dilute liquid shape, and is dark yellow at initial stage of culture and chocolate brown or dark brown at later stage of culture, and the thallus is in the shapeof a long rod; (2) the strain has strong bacteriostatic ability and wide antibacterial spectrum, can keep value on leaf surfaces of crops such as rice and the like and roots of crops such as konjak, calla and the like, can generate substances similar to antibiotics to promote the growth of crops of rice and the like, and has obvious and stable effect on preventing and treating rice streak disease. In the invention, the strain is cultured in liquid or solid and is prepared to liquid preparation or wettable powder. The invention has obvious and stable effect on preventing and treating bacterialdiseases of rice streak disease, and good comprehensive properties, and is easy for industrial production.
Owner:YUNNAN AGRICULTURAL UNIVERSITY

Tissue culture quick propagation method for Opisthopappus Shih

The invention discloses a tissue culture quick propagation method for Opisthopappus Shih, which comprises the following: A, a step of obtaining an explant, which is to obtain the explants from aseptic Opisthopappus Shih seedlings; B, a step of induction callus culture, which is to transfer the explants obtained by the step A to an induction callus culture medium and culture the explants till calla is generated; C, a step of propagation subculture, which is to inoculate calla that have a compact structure, fragile and hard texture and irregular spherical or nearly isodiametric cells, grow slowly and are light green onto a propagation subculture medium for subculture; D, a step of rooting culture, which is to transfer the aseptic seedlings which grow to more than 2 centimeters to a rooting culture medium for rooting culture; and E, a step of training and transplanting, which is to train the rooted seedlings at room temperature, transplant the seedlings into a medium and obtain a large number of Opisthopappus Shih seedlings. In the invention, detailed instructions are provided for building an Opisthopappus Shih seedling system, particularly, optimal formulae of the induction callus culture medium, propagation subculture medium and rooting culture medium are provided, the method have high actionability and repeatability and can propagate a large number of Opisthopappus Shih seedlings at one time.
Owner:ZHENGZHOU UNIV

A kind of cultivation method of konjac

ActiveCN106561444BSolving hybrid breeding problemsPlant genotype modificationCallaGermplasm
The invention discloses a konjac cultivating method. A.muelleri in the Sino-Burmese border area as a female parent and a konjac germplasm A.macrorhizus as a male parent are subjected to intrageneric artificial cross, and seed collecting, close planting and sowing, cultivation and seedball harvesting are performed; a plant is selected from F1 generation, wherein the plant has dark green leaf color, grows robustly, has stems being green stems and having greenish brown stripes, has tender white terminal buds, has white flower type and flower color having uniform light purple spots, has the spathe like calla and shorter than appendant organs, has light yellow-to-white tuber flesh color, and has an atmogenic corm growth pattern comprising that single plants are grown on stems, petiole crotches and main veins and then are subjected to pollination, seed collecting, sowing and screening; then an individual is selected from F2 generation and is used as a new variety, wherein the individual has stems being green stems and having greenish brown stripes, has tender white terminal bud, has white flower type and flower color having uniform light purple spots, has the spathe like calla and shorter than appendant organs, has no pollen produced after flowering, has light yellow-to-white tuber flesh color, has atmogenic corms which can be grown on stems, petiole crotches and main veins, has KGM content more than 70%, and has 39 pairs of chromosomes.
Owner:南京滇缘生物科技有限公司 +1
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