Onion Crop Nutrition | Yara United States

Onion Crop Nutrition

Yara is not only a major fertilizer provider to growers throughout the world, but it also has years of experience and knowledge in crop nutrition. Whether you are looking for increasing quality and yield of your onion crop or a recommended nutrition program, check out what Yara has to share with you.

Watch this video to learn more about crop nutrition of onions within the framework of the 4Rs Nutrient Stewardship.

Role of nutrients by onion growth stage

Your onions require the right nutrients, at the right time, to achieve the best results possible. Click here for an overview of the role of nutrients by onion growth stage.

Role of nutrients by onion growth stage

Onion crop nutrition program

Elaborated by our specialists, Yara's crop nutrition program for onions can help you achieve excellent crop performance.

See onion crop nutrition program

phosphorus deficiency in onions

Check for signs of nutrient deficiencies

Does your onion crop look like this? Identify and diagnose if your onions are suffering from nutrient deficiencies. Learn more about the symptoms and causes and how to control or correct the deficiency.

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Increasing Onion Bulb Weight

A balanced crop nutrition program can help to improve overall yield by increasing onion bulb weight.

Influencing Onion Bulb Number

The number of onions produced can be influenced by a variety of factors, for example, plant density. Planting crops at higher densities can result in greater numbers of onion bulbs, but of smaller size. Thus, it is important to manipulate sowing density...

Improving Onion Storage Quality

Onions can often lose weight when stored for a long time. Sprouting and rot can also occur. The crop should be carefully dried in the field before storage to minimize rot. Controlled atmosphere storage is increasingly practiced to maintain quality over...

Improving Onion Bulb Firmness

Firmness is a critical characteristic of onion crops, particularly in dry bulb onions which are stored for long periods. Growers can influence bulb firmness by applying balanced nutrition.

Managing Taste and Pungency of Onion Bulbs

Taste and pungency of onions are key quality characteristics of this crop. They vary among types and cultivars. Pungency is largely due to the level of sulfur - based non-protein amino acids they contain. Sweetness can be assessed by the levels of sugars...

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