What is conservation tillage

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Reference no: EM133248784

Assignment:

QUESTION 1

A. Distinguish between fauna and flora and give an example of each, relevant to the soil ecosystem.

B. Briefly describe the process of composting by explaining what it is, the different stages and organisms involved during its formation, and some of the benefits for soil.

C. What is meant by a negative nitrogen period in soil and what causes it?

D. What is conservation tillage and briefly discuss its value in crop and soil management?

Question 2. (Agricultural management students)

A. Explain the importance of biological organisms for agricultural soils.

B. Briefly describe some of the more common symptoms associated with a deficiency in immobile macronutrients by giving some examples.

C. What is soil pH and what role does it play in nutrient availability for plants?

D. Explain what is meant by "salt-affected soil" and briefly describe some of the consequences for plant growth.

E. A 40 kg bag of mixed fertilizer gives the following specifications:

Calculate the amount (in kg) of each of the active ingredients.

Reference no: EM133248784

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