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Hydroponic 001
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Substrate Culture .. E-mail: [email protected] Homepage: www.kmitl.ac.th/~knitthis
5
1. Rock wool Perlite ()
1.1 Rock wool
Rock wool 1.80x15x7.5 3 2.5 / rock wool 60 150 9000 5000 150 700 60 300
1
( 1)
1. rock wool 2. 80 150 3. rock wool ( ) 4. rock wool () ( 2)
2 5. 1 1 6. Rock wool HNO3 0.5 % pH Rockwool 5.5-6.0 2 1.5 7.
2.2 Rock wool pH EC Rock wool
1. - - 2. 50% 50% pH 5.5-6 HNO3 0.5% 24 3. ( ( ) - ( ) K - 4.
1. 2.
1. 3 - 8% 10 - 15% 20 - 50 % 2. EC pH 3.
- 24 C.E.C. C.E.C. Rock wool, ,
1. 2. pH EC 2-3 3.
- 3 - 10% - 8 - 15% EC
- - EC EC - EC EC pH
- pH 0.3 pH , Rockwool + 1:1 + 1:1 + 1:1 (1 ) Rockwool 60 % pH 6 3 1:1 + 1:1 + 1:1 + 1:1 - ( Rockwool )
3
4 +, +
Water culture
Photo Index
Melon Greenhouse . Aeroponic
AeroponicsGreenhouse .
Aeroponic
1. 2.
1. 1) * * = 60 * 120 * 50 2) () 3) Galcol 9V 2 4) Arkal 100 5) 2002. 1) 120 . 240 . 120 . Fiber 30 . 25*20 . Pulsater 10 8 /./ 120 . 240 . 30 . 2) () 3) Arkal 3/4 100
Aeroponics Greenhouse . DFT 5 .
Melon DFT