The application of liquid complex fertilisers (LCF npk) is becoming increasingly relevant in modern agriculture. They allow plants to be quickly and effectively supplied with nutrients at all stages of development.
It is important for agronomists and farmers not only to choose the right LCF composition for winter crops and other crops, but also to adapt the equipment for uniform and accurate application, which directly affects the yield and quality of the product.
Why it is worth adapting a traditional seed drill
Most farms use classic grain seeders, which were designed for dry granular fertilisers or seeds. The application of liquid complex fertilisers (LCF application) with such equipment requires minor but precise modifications. The main goal is to ensure uniform distribution of the liquid across the rows without blockages, overloads or losses.
LFDs contain the main macronutrients — nitrogen, phosphorus, potassium — in a water-soluble form, which allows the plant to quickly absorb them through the root system. Adapting the seeder for liquid application allows you to combine sowing with simultaneous fertilisation, saving time and equipment resources.
Adaptation mechanism
Several technical solutions are used for applying liquid fertilisers to winter crops:
Installation of an additional tank and pump system
Liquid fertiliser is stored in a sealed tank connected to a pump, which ensures stable pressure and accurate liquid delivery. This minimises the risk of overflow or uneven application.
Precision dosing systems
An important element is adjustable nozzles or hose distributors that are installed on coulters. They allow fertilisers to be applied directly into the seed row or next to it, ensuring maximum absorption by the roots in the early stages of plant development.
Synchronisation with the sowing mechanism
The application of NPK fertilisers must be synchronised with the movement of the seed drill to avoid fluid movement and uneven distribution. Speed sensors and application volume control ensure an optimal balance between the fertiliser rate and the speed of the machine.
Practical benefits for farmers
Adapting the seeder for RKD application offers several obvious advantages:
- Resource savings: fertilizer and fuel consumption is reduced because fertilization occurs simultaneously with sowing.
- Uniform plant development: precise application of RKD for winter crops supports uniform emergence and active root system growth.
- Flexibility in fertilisation: the application rate can be easily adjusted depending on soil type and agroclimatic conditions, which is especially important for winter crops in northern and arid regions.
- Increased efficiency: rapid absorption of macronutrients during critical phases of plant development, particularly during tillering and stem elongation in cereals.
Conditions of use
Liquid complex fertilisers for winter crops work well on all typical soils, but are particularly effective on light and medium loams, where the risk of fertiliser leaching is high. The optimum soil temperature for applying liquid complex fertilisers is +5°C, which makes early spring or autumn fertilisation safe and effective.
Adapting a traditional seed drill for applying liquid complex fertilisers is a simple and cost-effective solution for modern farming. Liquid complex fertiliser application ensures uniform fertilisation, accelerates initial plant growth and increases yield.
To find out how to optimally configure your seed drill for liquid complex fertiliser application and select fertiliser for winter crops, contact our specialists on the manufacturer’s website.