Plant populations are related to yields per acre and quality of product. Harvesting techniques vary by crop, region and society. Crop rotation affects soil tilth and fertility. Pollination is essential to many fruit, nut and seed crops. Crop site selection is dependent upon several factors, including temperature, rainfall, microclimate, soil type and topography.
Windbreaks have multiple purposes in crop production.
Grazing systems are important plant management tools in livestock systems. Animal management is the application of scientific knowledge and technical skills to provide for animal health and productivity. Proper care of animals results in healthier animals and provides greater satisfaction for persons who raise animals. Beneficial insects and soil organisms increase their activity in a healthy ecosystem. Cultural, mechanical, biological and chemical means are used to control weeds, insects and disease.