Log ind
JAMB - Geography (1995 - No. 12)
Which of the following characteristics clearly distinguishes a mature soil from a juvenile one?
Sand fraction greater than 50%
Low nitrogen content
Well-developed profile
Soil pH-value of approximately 6.5
Kommentarer (0)
Log ind for at kommentere
Reklame
Tillad, at javascript indlæser denne side korrekt