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Experiment-Fitotoxicitatea solurilor
1.
Fitotoxicitatea solurilor LICEUL TEHNOLOGIC
TEODOR DIAMANT
2.
Pregătirea ustensilelor pentru începerea
experimentului
3.
În fiecare ghiveci
s-au semănat 50 boabe de grâu și 6 boabe de fasole
4.
5.
6.
7.
După 10 zile
de la însămânțare ,grâul are câțiva cm , iar fasolea abia încolțește
8.
9.
După 21 de
zile A început atacul cu poluanți : clorura de sodiu, motorină și detergent, cu concentrații de 10 %, 20 % , 30 % conform tabelului
10.
11.
12.
Atacul cu dero
13.
14.
15.
16.
Motorină: Ghiveci 1 ,
concentrație 10 % Ghiveci 2 , concentrație 20 % Ghiveci 3, concentrație 30 %
17.
18.
FASOLE –POLUANT SARE Concentrație
10% , Concentrație 20 % Concentrație 30 %
19.
20.
Efectele în urma
poluării solului
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
Slide 33 Back
33.
Determinarea PH-ului solului
înainte și după poluare
Notas do Editor
În fiecare ghiveci s-au plantat 50 de boabe de grâu și 6 boabe de fasole
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