Explain five ways of maintaining soil fertility.

Here are the explanations for the questions: b) Explain five ways of maintaining soil fertility. 1. Crop Rotation: This involves growing different types of crops in sequence on the same land. It helps to prevent the depletion of specific nutrients, breaks pest and disease cycles, and can improve soil structure. 2. Application of Organic Manure: Adding decomposed plant and animal matter, such as farmyard manure or compost, enriches the soil with humus. This improves soil structure, water retention, and provides a slow release of essential nutrients. 3. Application of Inorganic Fertilizers: These are commercially produced chemical compounds containing specific plant nutrients like nitrogen, phosphorus, and potassium. They are used to replenish depleted nutrients quickly and precisely, boosting crop growth and yields. 4. Green Manuring: This practice involves growing specific crops (e.g., legumes) and then incorporating them into the soil while they are still green. This adds organic matter and nutrients, particularly nitrogen, to the soil. 5. Controlling Soil Erosion: Implementing measures such as contour plowing, terracing, cover cropping, and planting windbreaks prevents the loss of nutrient-rich topsoil due to wind or water. This preserves the fertile layer of the soil. 3.a) Outline the process of land preparation from clearing... The question is incomplete, but the initial steps of land preparation from clearing are: 1. Clearing: This is the initial step where existing vegetation, such as trees, shrubs, weeds, and rocks, is removed from the land to make it suitable for cultivation. 2. Primary Tillage (Ploughing/Digging): After clearing, the soil is broken up and turned over using tools like plows or hoes. This loosens the soil, incorporates organic matter, and buries weeds and crop residues. 3. Secondary Tillage (Harrowing/Levelling): This step follows primary tillage and involves refining the soil. Harrows are used to break down large clods, level the soil surface, and create a fine, uniform seedbed suitable for planting. 4. Ridging/Bedding: Depending on the crop and farming system, the land may be shaped into ridges or raised beds. This improves drainage, aeration, and can facilitate irrigation and harvesting. That's 2 down. 3 left today — send the next one.