Agronomist is a specialist in the field of agriculture and agriculture. The focus of the agronomist's work is the cultivation and harvesting of plants. To do this, the agronomist must know the history of crop production - all existing (and once existed) species and varieties of crops – field, garden, plantation. Often the responsibility of the agronomist is to organize agricultural work. At the same time, it takes into account the geographical and climatic features of a particular area. The agronomist must understand perfectly well whether the plants are developing correctly, whether the soil is good, which is not enough for normal growth, increasing the yield. Agronomist is a scientist from agriculture. It examines the conditions in which the crops are located, determines the criteria of heat and moisture, atmospheric pressure, methods of tillage, the optimal amount of fertilizers used.