December 26 , 2008 - Admin
1 . origin
Duku is wetter tropical plants from Malaysia and Indonesia ( East Kalimantan ) . From the country of origin , duku spread to Vietnam , Myanmar , and India . The spread is not as fast as mangosteen Duku . Another name often used for Lansium domesticum is Aglaila dooko Griffth or Aglaila domesticum ( Corr. ) Pelegrin . In
this woSanaPoker.com JUDI POKER, AGEN POKER, AGEN JUDI POKER ONLINE INDONESIA TERPERCAYA rld there are three kinds of Lansium species are similar to each
other , namely Duku , tan , and pisitan ( sap at the most ) . However , well-known is duku and olive .
Outside Java , duku often called complexioned . However , in the area of Java , olive fruit often called kokosan . This Duku has many varieties there are huge fruit , but some are small . There is a large seed , some are not seeded , but some are apomiksis ( vegetative seed ) . Duku important production centers are Palembang , Pasarminggu ( Condet ) , and Karanganyar Kulonprogro ( Nanggulan ) . Singosari ( Malang ) langsatnya the famous seedless . Duku producing countries are the Philippines , Malaysia and Indonesia .
2 . Agroecology
Duku can grow and bear fruit both in the lowlands up to an altitude of 600 m above sea level . Duku can grow and bear fruit both on the type of soil latosol , kuninmg podzolic and alluvial . 1500-2500 mm rainfall per year . Appropriate soil having a pH between 6-7 . Plants prefer to be planted in a sheltered place . Therefore , these crops are usually planted in the garden or moor , along with other annual crops .
Duku tolerant to high salt levels , provided that the soil contains a lot of organic matter . Duku is also tolerant of acid soils or peatlands . This plant is tolerant of dry climate , as long as the soil water conditions are less than 150 cm . Soil t
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hat is too nest , as in sandy soil , less good for plants duku . However , sandy soil containing plenty of organic material can be used for crop irrigation dukum given as long as sufficient .3 . propagation of plants
Plants propagated by seed . This seed is cleaned of flesh attached to the seed , then planted directly because seeds can not be stored long Duku . Seeds are poliembrioni duku by 10-50 % .
Vegetative propagation is done by grafting buds . Rootstock seedlings derived from seeds duku over a year old . Propagation with successful breastfeeding , but can be separated from the parent tree after 4-5 months later . Meanwhile , grafting is rarely done due to growth despite the weak seedlings to take root .
Seedlings from seeds have long adolescence , between 8-17 years . Age began to bear fruit for vegetative seedlings unclear , but in Thailand the connection seedlings begin to bear fruit at the age of 5-6 years .
Entres taken branch of the superior varieties the leaves are still young , but has begun to ripen , usually before the rainy season
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. To obtain a high connection should entres dirompes branch leaves two weeks before the branch cut . In the Philippines , as a compatible rootstock seedlings used Dysoxylum altisimum Mer . and Dysoxylum floribundum Mer . The experimental results duku connection seedlings in Bogor 12 -year -old has not been fruitful .4 . yielding varieties
Yielding varieties that are recommended to be developed rasuan ( Palembang ) . Other high yielding varieties are Condet ( Sunday Market ) and Matesih ( Karanganyar ) . Duku varieties of Palembang ( Ogan Histories ) is very popular because almost no seeds and sweet taste .
5 . Bududaya Plants
Duku planted at a distance of 6-8 m in hole measuring 60 cm x 60 cm x 50 cm . Each hole given manure that has become as much as 20 kg / hole . Seedlings planted at the age of 1-2 years or after reaching a height of 5 cm .
Artificial fertilizers in the form of a mixture of 100 g of urea , 50 g P2O5 and 5 g of KCl per plant was given four times at intervals of three months. Once planted , the seedlings should be given shade with palm leaf roofs or dry hay . Conditions of land around the seed must be kept moist .
In the dry season it is recommended around the stem of the plant were given hay mulch . Mulch should not cover the base of the stem . This is to prevent termite infestation is not visible and prevent neck stem is too wet . The next maintenance is the cleaning of plant parasitic moss and bark . Seedlings from seeds begin to bear fruit at the age of 8-17 years , depending on maintenance . In Thailand , the connection seedlings begin to bear fruit at the age of 5-6 years . Plants usually flower in December-January .
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Important pests on crops Duku is often mealybug attack young leaves and fruit borer duku , that cause cavities and deciduous fruit before ripe . Diseases that attack plants Duku is branch dieback fungus and brown spots on the fruit caused by anthracnose . Bats and rats are animals that can damage the fruit . Therefore , the fruit should duku young bongsang diberongsong with tailor made or wrapped in a sack .
Another pest is rarely raised chicken scratch disease . Symptoms , at the end of the growing plant shoots short , tight , clustered , and bends . This disease is caused by a suspected puncture sucking insects . As a result, the tip of the branch who are sick are not able to grow lengthwise . When the fertile conditions , from the tip of the bundle shoots often grow new shoots to appear very attractive as a garnish . This pest can be eradicated by spraying insecticide Tamaron 0.3 % and the cut ends of the bundle branches .
7 . Harvest and Results
Duku fruit can be harvested after the old right , ie, after the age of six months after the flowers bloom . Fruit color becomes yellowish , thin skin , and sap a bit ( on pisitan still a lot ) , and somewhat soft . The fruit is harvested by cutting ituBola.com JUDI BOLA, AGEN BOLA, AGEN JUDI BOLA PIALA DUNIAthe stalk bunches and should not be dropped to the ground . Yields can reach 100-600 kg per year perpohon . Fruit harvest season between the months of February to April .
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