In what areas of agriculture is biology applied?

Biology is a very important science, knowledge of which will help and will be useful to everyone involved in agriculture.
Knowledge of biology is applied, for example, in the following areas of agriculture:
– Agronomy or land cultivation and plant cultivation. It applies knowledge about the characteristics of plants, the earth’s soil, ways to improve the harvest, and the like;
– Cattle breeding. It applies knowledge about the characteristics and structure of animals, their treatment, preparation of feed;
And also in gardening, beekeeping, etc.