Plant growth-promoting bacteria and desert re-vegetation
Plant growth-promoting bacteria and desert re-vegetation
Plant growth-promoting bacteria and desert re-vegetation
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MG/KG SOIL<br />
1,400<br />
1,200<br />
1,000<br />
800<br />
600<br />
400<br />
200<br />
THE LEVELS OF N AND P<br />
IN THE REVEGETATION AREA<br />
0<br />
NITROGEN PHOSPHORUS<br />
UNDISTURBED<br />
BEFORE<br />
100<br />
After After<br />
MG/KG SOIL<br />
Bashan et al. Can. J. Microbiol. 1999<br />
80<br />
60<br />
40<br />
20<br />
0<br />
UNDISTURBED<br />
BEFORE
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