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Last Update: 19 Apr 2018
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For more enquiries, please contact us:
Address :
Department of Agriculture Sarawak, 7 & 12-17th Floor, Menara Pelita,
Jln. Tun Abdul Rahman Yakub, Petra Jaya, 93050 Kuching, Sarawak
Tel. No.: 082-441000   Fax No.: 082-447821
Email :
 

For more enquiries, please contact us:

Address :

Department of Agriculture Sarawak, 7th, 12-14, 16-17th Floor, Menara Pelita, Jln. Tun Abdul Rahman Yakub, Petra Jaya, 93050 Kuching, Sarawak

Tel. No.:  082-441000  
Fax No.:  082-447639 (Director Office), 
                 082-446039 (Human Resource)

Email : 

 

LangsatLangsat

LANSIUM

1. Local Name: Langsat, Duku, Duku-langsat, Dokong

 
Picture

2. Recommended varieties:

 
There is as yet no recommended cultivars for langsat and duku. For duku-langsat, two cultivars, LDS 1 (Muar) and LDS 2 (Kuching) are recommended and for Dokong is Dokong (kering type).

 3. Soil Requirement:

  • Well drained, loamy, alluvial soils are most suitable.

4. Spacing: 7.5m x 7.5m (178 trees/ha)

5. Fertiliser application:

Year
Time of application
Type of fertiliser
Amount / Stand / Year
(kg)
Rate/ Application
(kg)
0
At Planting Rock Phosphate
Dolomite
Organic manure
0.20
0.10
5.00
0.20
0.10
5.00
1

Every 3 months

15:15:15

0.50

0.13

 

2

Every 3 months

15:15:15

1.00
0.25
3
Every 3 months 15:15:15
1.50
0.38
4
Once every 4 months 15:15:15
2.00
0.67
5
Once every 4 months 12:12:17:2+TE
3.00
1.00
6
Once every 4 months 12:12:17:2+TE
4.00
1.33
7
Once every 4 months 12:12:17:2+TE
5.00
1.67
8 onwards
Once every 4 months 12:12:17:2+TE
6.00
2.00

 
Shading: In the first few years shading is necessary, using either artificial (shading net) or natural (banana, Gliricidia) shade.
   
 
Pruning : Keep one central leader with even spacing of branches.

6. Vegetative Period: 7 years .

7. Economic Life: 25 - 40 years.

8. Yield: 15 - 30 mt/ha. A distinct dry period is necessary to initiate flowering.

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Source: Scheme Mechanics, 9MP (2006-2010) Fruit Industry Development Programme, June 2006