These may greatly affect the final price charged to farmers. More expensive seed is not necessarily more productive, nor will it necessarily result in longer stand life, it depends on the variety. Expensive and cheap seed are difficult to define. It is important to buy seed from reputable seed dealers. Producers should also know the objective differences between varieties.
Some old varieties are good enough for certain production situations.
It is also important to know how much of the material in the sack will germinate. Some seed has a low germination. However, the buyer must be aware that there are certain risks involved. Even experienced observers cannot see such a difference in the field when the varieties are side by side. When taking insecticide costs into account, the advantage of a multiple-pest resistant variety becomes greater if a single application is saved each year.