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คุณอยู่ที่นี่

Fertilization of gypsophila in greenhouses

Haifa's fertilizers supply the gypsophila with all the required nutrients, resulting in better yield

 

I. Soil type: sandy
Plant density: 36,000 – 40,000 plants/ha
Fertilization setup: proportional

 

 

Developmental stage

Nutrients demand (g/m3)

Recommended fertilizers* (g/m3)

N

P2O5

K2O

Multi-K

MAP

AN

Establishment

75

30

75

160

50

150

Vegetative

150 

60

200

430

100

235

Beginning of Flowering - harvest

25

 

100

217

-

-

 

 

* Multi-K (13-0-46); Haifa MAP (12-61-0); A.N. (ammonium nitrate, 33-0-0)

 

 

 

II. Soil type: clay
Plant density: 36,000 – 40,000 plants/ha
Fertilization setup: quantitative

 

 

Developmental stage

Nutrient demand
(kg/ha/day)

Recommended fertilizers (kg/ha/day)

N

P2O5

K2O

Multi-K

Haifa MAP

A.N.

Establishment

1.5

0.75

1.5

3.2

1.2

3.4

Vegetative

3.5

0.75

4.5

9.7

0.8

5.8

Beginning of Flowering - harvest

-

 

2.3

5

-

-

 

 

 

 

Other nutrients, Such as Ca, Mg, S, and micronutrients should be maintained in the irrigation water at the following concentrations (ppm):

 

 

 

Ca

Mg

SO4

Fe

Mn

Zn

B

Cu

Mo

240

40

115

1.4

0.6

0.26

0.32

0.05

0.05

 

 

 

 

Nutrition database for Gypsophila

 

Parameter

Concentration

Rockwool

 

Plant – dry matter (7-11%)

Nutrient Solution

Root Environ.

Nutrient Solution

Root Environ.

Guiding Range for plant analysis (%) 

EC (mS/cm)

2.2

2.3

 

       
 

(mg/l)

(mg/l)

 
NH4

22.5

< 9.0

 

 

     
N- NH4

17.3

< 6.9

 

 

     
K-sap        

0.16 – 0.35

K

156.4

136.9

 

 

 

Ca

240.6

260.7

 

 

4.81 – 6.42

 

Mg

41.3

60.8

 

 

1.07 – 1.63

N, total        

3.50 – 5.60

NO3

1054.0

1178.0

 

 

3.72 – 12.40

N- NO3

237.9

265.9

 

 

0.84 – 2.8

S, total        

0.64 – 1.28

SO4

115.3

120.1

 

 

 
P        

0.25 – 0.37

H2PO4

121.3

97.0

 

 

 
         

mg/Kg (ppm)

Fe

1.396

1.396

 

 

55.9 - 111.7

Mn

0.549

0.275

 

 

33.0 – 285.6

Zn

0.262

0.327

 

 

26.2 – 189.6

B

0.324

0.648

 

 

97.2 – 140.4

Cu

0.051

0.076

 

 

4.4 – 7.6

Mo

0.048

-