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Saturday 30 November 2013

FEATURES botanical ONION shallots

welding scientific 
Kingdom: PlantaeDivision: MagnoliophytaClass : Liliopsidaorder : AsparagalesFamily : Alliaceaegenus : Alliumspecies : A. cepabinomial nameAllium cepa var . aggregatum
Red onion family Alliaceae classed in the order Asparagales . Scientific name is Allium cepa var . aggregatum . Shallots are smaller and sweeter taste versus large onions . Shallots are seasonal crops . It has a layered bulbs ( bulbs ) , fibrous roots , and leaves a hollow cylindrical shape . Tubers are formed rather than the base of the leaf stems that come together and form then changes shape and function as if the bulbs plated . So , onion bulbs bukanlan actually like potato potato potato or yam keledek . He formed of layers of leaves later enlarged and united .Onion flavor is slightly spicy and windy .The contents of the wombhistorybotanical traits
Pieces of onion upright .Small herb 30-45 cm tall . Root fibers . Single leaf , spiral arrangement , with long tapered hujung , middle hollow leaves , light green , berkulat surface , has a strong fragrance . Majmuk flowers , white , contained in a bunch of flowers on long flower stalks , leaves grow in hujung . Fruit or small seeds . Bebawang leaves ( custom modified leaves ) contains a multi-layered , less than 3 cm in diameter .cultivationShallots should be planted in hot climates such as tropical and subtropical climates . Land suitable for onion is not menakung ground water . Onions may be grown by seeds and also bebawang . Shallots require water spray only twice a day , namely in the morning and evening time later . The use of compost for very early planting is encouraged . Pembajaan be done using steel Green NPK ( 15:15:15 ) .There are 3 types of onions are planted in Malaysia namely corresponding varieti of Siam , Indonesia and India . China types of onions grown in Malaysia is less appropriate yabg you indulge differing climate and the price is expensive . Land suitable for onions must necessarily have a good drains with pH 6.0 - 7.0 and should not be in tenggelami water . Planting onions should be made ​​on the size limit of 4-10 inches ( 12-30 cm ) tall and 36-48 inches wide ( 1.1-1.4 m ) wide and the length of follow conformity . Reapplied steel and preferably organic principles sungkupan dried rice straw used . Without sungkupan , newly planted seeds will rosak hakisan mainly due to precipitation and soil bris in Mersing .Bebawang seeds used fresh on the market ( type of Indian and Indonesian ) with a basket of reeds ( 8-10 environment kg ) . Exiled umbisi onions and cut a portion of the clump up a bit to mempercepatkaan growth during planting . If it does not cut through the upper portion of growth between 3-5 days . Seed requirements between -1.500 1.200 kg / ha . Onion seeds in the bag in a toxic fungus and toadstool poison before being planted at a distance of 13 cm x 13 cm ( 5 inches x 5 inches ) with 2/3 in the soil . Watering is run once a day and do not let too wet or submerged because the onions will be rotten .reapingHarvesting should be done when all the leaves have fallen namely onions about 6 to 8 weeks after planting . Let the harvest is done when the weather is dry so that the onions be stored longer . Harvesting the rain after his deep need to be circumvented onions will be vulnerable if the fungus wet when harvested . How to reap the onion is to unplug it from the ground and then dried so all over the dry leaves .Principal onions mature and be harvested after 75-90 days namely when planted leeks have started to dry and fall . Clumps were harvested onions tied and dried under good aeration system . The onions can be retained and may be used initially to be used as seed plants and sebahagian be sold . Studies in Malaysia have a kernel of onions will flourish as between 15-25 beans though cognate bebawang studies in India have reached 40 -60 seeds / clump .diseasePerosakAttacks hundred caterpillars ( Spodoptera litura ) but no less serious . Disease is a major onion leaf blight or tompok and escort with Mancozeb be executed . Other diseases are due to submerged rotten onions or toadstool attack . Purple tompok disease ( Altenaria porri ) be escorted by poison toadstool . Disease shoots white ( White tips ) may cause the leaves so dry and the results are very less .propertyRed onion contains vitamin C , potassium , fiber and folic acids . It also contains calcium , iron and protein. [ Need citation needed ]Several investigations have been carried out on the efficacy of red onions on human kesihatan . From the results of the investigation , they found bahawa shallots contains two main Sebatian . Sebatian first is as allyl propyl sulfur disulphida ( APDS ) and flavonoids are also Sebatian both as quercetin . Flavonoids are believed to reduce the risk of kanser , heart disease and diabetes you indulge it has elements of the anti - kanser , anti - bacterial , anti - viral , anti - allergenic and anti - inflammatory . Of the current investigation , onion dapati kanser effective against liver cells . Shallots found contains 6 times the phenolic content of double versus regular onions ( big onions ) . Shallots may help the liver remove toxins from the body and he has to escape and kill saponins kanser cells .Shallots are also found to be kanser avoid stomach . He took an anti -coagulant that may dilute the blood and so increases the high stage anti - platelet aktiviti good for symptomatic pesakit antherosclerotic , cardiovascular disease , heart attack and stroke . It also helps improve brain function so reduce the risk of Alzheimer 's disease . Shallots also be stage deduct sugar for those with diabetes should be entitled menghadkan keberkesanan elevate insulin and glucose metabolism .Eating onions every day may help the growth of bone tissue and reduce the risk of osteoporosis so that 20 % . He contains Prostaglandin A - 1 , a powerful agent to reduce blood pressure ( blood pressure) . Sulfur content may also help the skin look younger .

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