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B. chemical analyses indicate that the soil constrains all the nutrients needed
C. the nutrient are in the soil
D.most of the nutrients are bound in compounds
E. some of the nutrients are found in the atmosphere
Jawaban : D
7. The topic of paragraph three is about ...
A. the result of chemical analyses
B. the requirements of crop plants
C. giving satisfactory growth to the plants
D. measuring the available nutrients supply
