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Browse the complete list of all the onion articles pages to see how crop nutrition affects onion yield, quality, health or effect on the environment and see the roles of different nutrients
Yield potentials are reached on freely drained soils where water is not limiting and nutrients are readily available.
Onion bulb size is mostly influenced by planting density, however good crop nutrition, particularly nitrogen, phosphorus and sulphur are essential to achieve good onion bulb size.
A balanced crop nutrition program can help to improve overall yield by increasing onion bulbs weight.
The number of onions produced is influenced mainly by plant density so it is important to manipulate sowing density and nutrition to provide maximum yields of a desired bulb size. A balanced crop nutrition is important to help to reach yield potentials.
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