?? ???? Calx ?? ????? ??? ???. ??? ?? ??? 1807 ???? Davy. Knop ?? ??? 1860 ???? ??? ?? ???? ?????? ????? ????? ???.

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• ?? ???? Calx ?? ????? ??? ???. ??? ?? ??? 1807
  ???? Davy. Knop ?? ??? 1860 ???? ??? ?? ????
  ?????? ????? ????? ???.
• ????? ?? ??? ?? ??? ????? ???? ?? ???? ?? ??? ?
  ??? ?? ?? ???? ??? ???? ??? ?? ??? ???? ??? ????
  ????? ?? ???.
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• ????????
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• ????? ?? ???? ???? ?? ???? ????? ???? ????? ??
  ???.
• ???? ?? ?? ????? ????? ????? ????? ???.

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• ?? ???? ???? ????? ???? ? ????? ???? ?? ?? ?????
  ????? ?????.

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• ??? ?? ? ????? ???? ?? ????
• ????? ???? ?? ???????? ? ?????? ? ?? ????? ????
  ???? ?? ????????? ???? ????.
• ??? ???? ?? ?? ???? ????? ?????? ????? ???.
• ?? ????? ???? ?? ????? ?? ?? ?????? ?????
  ???????? ?????? ? ????.
• ?????? ?????-????????? ???? ????? ???? ????? ??
  ????? ATPase ? NAD-Kinase ??? ? ???? ????? ?????
  ??????? ?????? ?? ????
• ???? ????? ?????? ???? ?? ????? ??? ????
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6
7
????? ? ??????? ???????

• ?? ?????????? ?????? ?? ???? ????? ????? ????? ??
  ???
• Blossom End Rot
• Cracking fruits
• Tipburn in lettuce
• Bitter pit in apples
• ????? ?? ?? ?????? ? ???? ?? ??? ???? ?? ???
  ?????? ??? ?????? ???? ?? ? ??????? ?? ???? ?????
  ?? ?? ?? ?????? ???.

7
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????? ? ????? ?????? ?????

• ????? ? ??? ?? ?? ?????? ?? ??? ??????
• Poinsettia
• Tulip
• ????? ? ??? ?? ?? ?????? ?? ??? ???? ?????
• Roses
• Gerbera
•    

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9
Blossom End Rot
5
10
Tip burn
10
11
Bitter Pit
11
12
Cracking fruits
12
13
Poinsettia Bract necrosis
13
14
Poinsettia Bract necrosis
Herbaugh and Woltz, 1989 Herbaugh and Woltz,
1986
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15
Poinsettia Lateral Stem Breakage
15
16
Tulip
??? ? ?????????? ???? ?? ????
16
17
Tulip
Nelson and Niedziela, 1998 a Nelson and
Niedziela, 1998 b Nelson et al., 2003
17
18
Cut roses
18
19
Cut roses
Ganmore-Neumann and Davidov, 1993
19
20
Cut roses
Torre et al., 2001
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21
Cut roses
- Ca
Ca
b
a
Torre et al., 1999
21
22
Gerbera
?? ????? ??? ? ?????? ???? ????? ?? ??? ?? ??
????? ??? ?????? ?? ???? ????? ?? ???? ???? ??
???.
22
23
Gerbera
Gerasopoulos and Chebli, 1999
23
24
????? ????

• ????? ????? ?????? ????? ?? ?? ??? ??? ?? ?????
  ??? ????? ???? ???
• ??????? ?????? ?? ?????? ??? ????? ?? ????
  ??????? ???? ?????
• ??? ???? ???? ?????
• ???? ?? ????? ???? ??????? ?????
• ????? ??????/?????? ????? ????????? ? ?????
• ???????? ????? ?? ????? ????? ???? ?? ????? ?????
  ?????? ?? ???? ?? ?? ???? ????? ?????????? ??????
  ??? ?? ?? ???? ?? ???.

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  influence of humic acids derived from
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• Bidegain, R. A. M. Kaemmerer M. Guiresse M.
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  on mineral nutrition of ryegrass. J. of Agri.
  Sci. Cambridge. 134 259-267
• Chunhua, L. R. S. Cooper D. C. Bowman. 1998.
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• Pizzeghello, D G. Nicolini S. Nardi. 2002.
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