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Study the illustration shown below and answer the questions that follow a) What is the fertilizer grade of the above fertilizer material? b) Calculate the amount of...

      

Study the illustration shown below and answer the questions that follow
fig49462019533.png
a) What is the fertilizer grade of the above fertilizer material?
b) Calculate the amount of filter material in the above fertilizer material
c) State two disadvantages of applying the above fertilizer in crop production.

  

Answers


Kavungya
a)18 : 47 :0

(b) Percentage of nutrients
18 +47 =65%
Percentage of filter materials
100 -65 =35%
Amount of filter materials
35 x 50 kg =17.5 kg
100

(C)- Induces acidic conditions in the soil
-Inhibit soil microbial activities if applied in large quantities
- May become toxic if applied beyond the quantity that the plant need

Kavungya answered the question on June 4, 2019 at 14:39


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