I'm writing Zimsec agriculture paper give things i must know

For your Zimsec agriculture paper, here are essential things you must know:

• Crop Production: Understand the entire cycle from land preparation (ploughing, harrowing), planting (seed selection, spacing, timing), crop maintenance (weeding, fertilization, irrigation), to harvesting and storage.
• Soil Science: Know about soil types (e.g., sandy, clay, loam), soil structure, soil fertility (macro and micronutrients), soil pH, and soil conservation methods (e.g., contour ploughing, crop rotation, mulching).
• Pest and Disease Management: Identify common pests (e.g., stalk borer, aphids) and diseases (e.g., maize streak virus, rust) affecting major crops in Zimbabwe. Understand methods of control, including cultural, biological, and chemical controls.
• Livestock Production: Be familiar with common livestock (cattle, goats, poultry), their breeds, housing, feeding, health management (vaccination, disease prevention), and breeding practices.
• Farm Management and Economics: Understand concepts like farm planning, record keeping, marketing of agricultural produce, sources of finance, and the importance of value addition.
• Agricultural Policies and Institutions: Know about government policies supporting agriculture and the roles of key institutions like Agritex, GMB, and research stations.