Medicago sativa seeds were rinsed in distilled water two or three times, and then we surface sterilized the seeds with 10% hydrogen peroxide h 2 o 2 for 10. A candidate genemarker approach to improve cold hardiness in alfalfa medicago sativa b. Species medicago sativa attribuitur genere medicagine in subfamilia faboidearum plantarum florentium. Medicago species are used as food plants by the larvae of some lepidoptera species including the common swift, flame, latticed heath, limespeck pug, nutmeg, setaceous hebrew character, and turnip moths and casebearers of the genus coleophora, including c. The crisprcas9 technique was successfully used to edit the genome of the obligatory outcrossing plant species medicago sativa l. It is helpful for just about all kinds of health problems, especially those.
It is used for grazing, hay, and silage, as well as a green manure and cover crop. Medicago sativa alfalfa, lucerne southeastern arizona. Medicago sativa seed department of agriculture and water. Enhanced competitiveness for nodulation of medicago sativa. However, as the growth of alfalfa is seriously affected by an inadequate supply of water, drought is probably the major abiotic environmental factor that most severely affects alfalfa production worldwide. As a result, alfalfa is incredibly high in protein. Medicago sativa readily hybridizes with siberian alfalfa medicago falcata.
Beyond its use in animal feed, the seeds of alfalfa can be sprouted and eaten by. The intermediate form, variegated alfalfa, is named medicago sativa media. Plant physiology and proteomics reveals the leaf response. As a condition for access you agree that the commonwealth makes no representations or warranties regarding the database and does not accept any liability in connection with reliance on the information contained within the database including by third parties you in any way allow or assist to access the information. Improving the economic value of alfalfa could be achieved by developing new uses of this perennial crop. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Medicago praesativa sinskaya medicago praesativa subsp. Enhanced competitiveness for nodulation of medicago sativa by. This subspecies is likely to be of value in breeding programmes for giving cold tolerance. Soil salinity is an important factor affecting growth, development, and productivity of almost all land plants, including the forage crop alfalfa medicago sativa. Therefore, alfalfa is a promising candidate to understand the physiological and molecular responses of plant roots to drought stress kang et al. Development of an in planta method for transformation of. It contains at least 87 species and is distributed mainly around the mediterranean basin.
Alfalfa medicago sativa also called lucerne, is naturally high in many essential vitamins and minerals, including a, d, e, k, and even the full family of b vitamins. The colletotrichum trifolii medicago sativa interface. View photographs and a description of the plant medicago sativa, commonly known as alfalfa or lucerne. Pdf a protocol for rapid, highly efficient transformation of alfalfa is described. Alfalfa, also called lucerne medicago sativa is an important forage crop in many countries throughout the world. Modern alfalfa is the result of hybridization between tetraploid m. Naylor, in encyclopedia of applied plant sciences, 2003. Marinova 2 1 uludag university, faculty of agriculture, department of soil science, bursa 16059, turkey 2 nikola poushkarov institute of soil science and agroecology, bg1080 sofia. Some authors consider the hybrid a separate species, medicago media 50,110,1. Origin, taxonomy, anatomy, and morphology of the rice plant oryza sativa l. Alfalfa caracteristicas, usos, propiedades, origen planta. This plant may be known by one or more common names in different places, and some are listed above. Medicago sativa, latinitate classica medica, est planta asiae meridionalis indigena, utilis rusticis ut pabulum boum. Microrna156 mir156 is an emerging tool for improving various traits in plants.
It grows best in areas where annual daytime temperatures are within the range 21 27c, but can tolerate 5 45c418. Gene editing by crisprcas9 in the obligatory outcrossing. Provided by ars systematic botany and mycology laboratory. The results showed that the extracts brought about considerable inhibition in the germination of tomato seeds and in plumule and radicle length. In this study, we investigated the effect of heat stress on 15 alfalfa cultivars to identify heattolerant and sensitive cultivars. Medicago sativa at national center for biotechnology information.
Pdf the genus medicago and the origin of the medicago. Enhanced competitiveness for nodulation of medicago sativa by rhizobium meliloti. Proteomic analysis of the response of funnelifor mismosseae. Among seven alfalfa cultivars, we found that zhongmu1 zm is relatively salttolerant and. Plant physiology and proteomics reveals the leaf response to. Physiological and proteomic responses of contrasting alfalfa. The colletotrichum trifolii medicago sativa interface, in. Information is presented on the origin, development, taxonomy, anatomy, and morphology of rice.
A candidate genemarker approach to improve cold hardiness. Africa, where it is found at elevations up to 4,000 metres. Development of simple and efficient in planta transformation method for wheat triticum aestivum l. Effect of the consumption of alfalfa extract medicago sativa l. Medicago sativa on integrated taxonomic information system. This subspecies is likely to be of value in breeding programmes for giving cold tolerance, drought and disease resistance plus salt and. The plants database includes the following 5 subspecies of medicago sativa. Las mejores ofertas en plantas medicinales y aromaticas.
These ancient geographic origins have imbued the subspecies with distinct cold tolerance profiles. Medicago is a genus of flowering plants, commonly known as medick or burclover, in the legume family. However, little is known about how alfalfa responds and adapts to salt stress, particularly among different salttolerant cultivars. Nov 21, 2018 the heilongjiang academy of agricultural sciences provided the seeds for the host plant m. In winter hardy alfalfa cultivars, cold acclimation occurs prior to the onset of freezing. Alfalfa medicago sativa, lucerne is a herbaceous perennial legume used primarily as a hay crop and has a high feeding value. Known as alfalfa bastard medic blue alfalfa glandular alfalfa lucerne sand lucerne sickle alfalfa sickle medic sickle medick variegated alfalfa variegated lucerne violetflower lucerne yellow alfalfa yellow lucerne yellowflower alfalfa. Due to its large and complex genome, there are few genomic resources available for alfalfa. Physiological and proteomic responses of contrasting. Alfalfa medicago sativa is an important forage crop that is often grown in areas that frequently experience drought and water shortage. The model legume medicago truncatula wiley online books. Leaf explants from growth chambergrown plants of a highly.
Conventional methods in transforming alfalfa medicago sativa require multiple tissue culture manipulations that are timeconsuming and expensive, while applicable only to a few highly regenerable genotypes. Due to its large and complex genome, there are few genomic. Aqueous extract msae and crude powder mscp of medicago sativa demonstrated inhibitory effects on seed germination, growth and the nutrient uptake of lycopersicon esculentum. Alfalfa belongs to the plant family leguminosae, also known as fabaceae and, like all legumes, it has the ability to fix nitrogen from the air. We tested the role of mir156d in drought response of alfalfa, and observed a significant improvement in drought tolerance of mir156 overexpression.
Sep, 2007 conventional methods in transforming alfalfa medicago sativa require multiple tissue culture manipulations that are timeconsuming and expensive, while applicable only to a few highly regenerable genotypes. Here, we describe a simple in planta method that makes it possible to transform a commercial variety without employing selectable marker genes. It is cultivated as an important forage crop in many countries around the world. Due to its large and complex genome, there are few genomic resources. Under field conditions, alfalfa plants are subjected to infection with many viruses which have been shown to cause great economic losses. Medicago sativa at the catalogue of life medicago sativa at encyclopedia of life.
In many regions it is a key component of cropping systems valued for its deep roots and its contribution to soil fertility because of nitrogen fixation, and it is established from seeds. Allelopathy which is regarded as a biochemical warfare is a natural process involving positive or negative influence of one plant on another through the release of allelochemicals allelopathins which are specific biomolecules released mainly through root exudation and biomass decomposition 1, 2 and are recognized to be phytotoxic 3, 4. Light and electron microscopy were used to investigate the interactions between the fungus colletotrichum trifolii bain and essary and callus cultures derived from anthracnose resistant or susceptible alfalfa plants medicago sativa l. Agronomy free fulltext effect of heat stress on growth. Medicago sativa is a plant of the temperate to subtropical zones of europe, asia and n. Enhanced competitiveness for nodulation of medicago sativa by rhizobium meliloti transconjugants harbouring the rootinducing plasmids of agrobacterium rhizogenes strain 15834. Among such viruses alfalfa mosaic virus was found to be widely distributed in alfalfa plants. Successful application and validation of the crispr technique in a multiplex genome, such. Changes in root morphology and physiology to limited phosphorus and moisture in a locallyselected cultivar and an introduced cultivar of medicago sativa l. Seeds of alfalfa medicago sativa l, magali variety were germinated on plates.
While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. Changes in plant architecture triggered by the shade avoidance syndrome sas in alfalfa medicago sativa. The heilongjiang academy of agricultural sciences provided the seeds for the host plant m. Click below on a thumbnail map or name for subspecies profiles.
For full access to this pdf, sign in to an existing. Microrna156 improves drought stress tolerance in alfalfa. Historic aspects of the origin of oryza sativa are examined and discussed based on. The model legume medicago truncatula is an excellent book for researchers and upper level graduate students in microbial ecology, environmental microbiology, plant genetics and biochemistry. Medicago sativa alfalfa this plant can be weedy or invasive according to the authoritative sources noted below. Race 1 and race 2 of the pathogen completely overgrew both callus types at the same rate of colonization. O nome alfafa significa em arabe o melhor alimento. It is helpful for just about all kinds of health problems, especially those caused by nutritional deficiencies. Alfalfa has been around for centuries and is an overlooked wonder food. Rnaguided genome engineering using clustered regularly interspersed short palindromic repeats crisprcas9 technology enables a variety of applications in plants. C daynight temperature for 7 days and various parameters were measured.