1、Optimizing nitrogen, phosphorus, and potassium fertilization regimes to

We hypothesized that a reasonable N, P, and K fertilizer application regimes under DRFM could improve maize yield and resources utilization efficiencies.

2、Optimized Application of Nitrogen, Phosphorus, and Potassium Enhances

The unreasonable application of nitrogen (N), phosphorus (P) and potassium (K) fertilizers not only leads to resource waste and environmental problems, but also affects the normal growth, development, and yield formation of wheat.

3、Optimum Nitrogen, Phosphorous, and Potassium Fertilizer Application

In this study, a field experiment was performed to investigate the effects of N, P, and K on the growth, nutrient use efficiency, microbial diversity, and composition of C. morifolium. Significant relationships were evident between N application rates, C. morifolium nutrient use, and plant growth.

4、NPKGRIDS: a global georeferenced dataset of N, P2O5, and K2O fertilizer

We introduce NPKGRIDS, a new geospatial dataset, providing for the first time data on application rates for all three main plant nutrients, nitrogen (N), phosphorus (P, in terms of phosphorus...

Global and regional trends in nitrogen, phosphorus and potassium

Global and regional trends in nitrogen, phosphorus and potassium nutrient use efficiency

Optimal use of nitrogen and phosphorus

For optimal nitrogen and phosphorus efficiency, a balanced nutrient supply of potassium, magnesium, sulfur, and microelements is essential. In particular, potassium deficiency must be avoided, as otherwise the uptake and utilization of nitrogen will be restricted.

Improving the utilization efficiency of nitrogen, phosphorus and

Here we summarize the important progress in recent years on the nutrient sensing, absorption and transportation of nitrogen, phosphorus and potassium in plants, and provide an outlook for the future directions and main problems that may be encountered in the next 15 years.

Optimizing Nitrogen and Phosphorus Fertilizer Application for

This study observed that phosphorus fertilization alters soil alkali-hydrolyzable nitrogen, available phosphorus, and available potassium, which in turn enhances wheat uptake of nitrogen, phosphorus, and potassium, ultimately influencing grain yield.

Nitrogen Interactions with Phosphorus and Potassium for Optimum Crop

Phosphorus (P) and potassium (K) are two of the nutrients essential for effective use of N by plants. Nitrogen interactions with P and/or K help to improve root system development, dry matter production, and other plant functions regulating crop yield and quality.

Understanding the Big Three: Nitrogen, Phosphorus, and Potassium

Achieving the right balance of these nutrients is essential for optimizing plant growth. The ideal NPK ratio varies with the crop and growth stage. For instance, nitrogen is crucial during vegetative growth, while phosphorus is essential during flowering and fruiting.

In agricultural production, the rational application of fertilizers is key to improving crop yield and quality. As an aquatic plant with high ornamental value, lotus has distinct nutrient requirements compared to general crops. Proper use of nitrogen (N), phosphorus (P), and potassium (K) fertilizers is crucial for healthy lotus growth. Below, I will explain how to correctly apply these nutrients to meet the needs of lotus at different growth stages.

I. Understanding the Nutrient Requirements of Lotus

1. Role of Nitrogen Fertilizer: Nitrogen is essential for protein synthesis and promotes leaf growth and differentiation. Adequate nitrogen enhances chlorophyll production, resulting in greener leaves and more vibrant flowers. It also supports root development and improves the plant’s absorption capacity.

2. Role of Phosphorus Fertilizer: Phosphorus is critical for flowering and fruit development. It aids pollen formation and dispersal, increasing pollination rates and fruit set. Additionally, phosphorus strengthens roots and boosts disease resistance.

3. Role of Potassium Fertilizer: Potassium promotes sturdy stems and enhances overall stress resistance. It also prolongs the flowering period, ensuring the plant completes its lifecycle effectively.

II. Application Methods for Nitrogen Fertilizer

1. Base Fertilization: Before planting, apply nitrogen-rich base fertilizer evenly on the soil surface to provide season-long nutrients. Base fertilization should occur approximately one month before planting to allow sufficient decomposition.

2. Topdressing: During growth, topdress based on plant condition and soil fertility. Apply monthly, using balanced NPK compound fertilizers or organic options like urea or diammonium phosphate. Avoid overapplication to prevent fertility damage.

3. Foliar Spraying: For nitrogen-loving plants like lotus, supplement with foliar sprays during peak growth. Limit spraying to 5-10 minutes per session.

III. Application Methods for Phosphorus Fertilizer

1. Base Fertilization: Similar to nitrogen, apply phosphorus as base fertilizer pre-planting. Due to its low water solubility, thoroughly mix it with soil to improve root absorption.

2. Topdressing: Use high-phosphorus fertilizers (e.g., superphosphate) during growth. Topdress monthly, maintaining moderate amounts to avoid phosphorus buildup in soil.

3. Foliar Spraying: Supplement phosphorus via foliar sprays during peak growth, limiting sessions to 5-10 minutes.

IV. Application Methods for Potassium Fertilizer

1. Base Fertilization: Apply potassium as base fertilizer pre-planting. Ensure even mixing with soil for optimal root uptake.

2. Topdressing: Use high-potassium fertilizers (e.g., potassium chloride) during growth. Topdress monthly, avoiding excessive buildup.

3. Foliar Spraying: Supplement potassium via foliar sprays during peak growth, restricting sessions to 5-10 minutes.

V. Key Considerations

1. Fertilizer Quantity: Adjust amounts based on plant health and soil fertility. Base fertilizer should account for 70-80% of total input, with topdressing providing the remaining 20-30%.

2. Timing: Fertilize in early morning or evening when temperatures are cooler, enhancing absorption. Water immediately after application to aid dissolution and uptake.

3. Avoid Overapplication: Excessive fertilizers can cause root burn or toxicity. Control frequency and dosage strictly.

4. Integrated Fertilization: Combine with organic fertilizers to improve efficiency and reduce environmental impact.

By following these guidelines, lotus can receive optimal NPK nutrition. Proper fertilization not only ensures healthy growth but also enhances ornamental and economic value. Farmers should prioritize scientific fertilizer management to achieve thriving lotus cultivation.