Ako obrađuješ tlo ispod masline tada je moliš da ti rodi, ako uz to još i gnojiš, tada je zaklinješ da ti rodi, ali ako je režeš tada je prisiljavaš da ti rodi.

6. gnojidba masline

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Biology
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4th Grade
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1.
FLASHCARD QUESTION
Front
Back
Lucius Moderatus Columella (50 g.pr.Kr.)
2.
FLASHCARD QUESTION
Front
PLODNOST TLA je sposobnost tla
Back
da osigura potrebe biljaka za hranjivim tvarima, vodom, zrakom, toplinom, tj. da osigura povoljne uvjete za razvoj korjenovog sistema
3.
FLASHCARD QUESTION
Front
GLAVNI ELEMENTI PLODNOSTI TLA:
Back
1. sorpcijska sposobnost tla za hraniva
2. reakcija (pH-vrijednost) tla
3. sadržaj i oblik humusa
4. struktura tla
5. kapacitet tla za vodu i zrak
4.
FLASHCARD QUESTION
Front
TEKSTURA:
Back
je definirana kao postotak pijeska, gline i praha u određenom tlu
nije promjenjiva djelovanjem agrikulturnih zahvata
utječe na:
kretanje i zadržavanje vode
sposobnost bubrenja i stezanja tla
prozračenost (aeraciju)
plodnost tla
5.
FLASHCARD QUESTION
Front
STRUKTURA - utječe na:
Back
opskrbu vodom
aeraciju ili prozračenost
pristupačnost biljnih hranjiva
mikrobiološku aktivnost
rast korijena
može biti narušena ili poboljšana obradom
6.
FLASHCARD QUESTION
Front
SORPCIJSKA SPOSOBNOST TLA:
Back
je sposobnost tla da veže hranjive tvari ovisi o -
teksturi tla (manja u pjeskovitom tlu, veća u glinastom tlu)
7.
FLASHCARD QUESTION
Front
pH – REAKCIJA TLA
Back
jako kisela pH < 5,5
kisela pH 5,5-6,0
slabo kisela pH 6,0-6,5
neutralna pH 6,6-7,3
slabo alkalna pH 7,4-8,0
alkalna pH 8,0-8,5
jako alkalna pH > 8,5
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