1、Functions of Nitrogen, Phosphorus and Potassium in Energy Status and

Nitrogen (N), phosphorus (P) and potassium (K) are important essential nutrients for plant growth and development, but their functions in energy status remains unclear.

2、Potassium and phosphorus transport and signaling in plants

Abstract Nitrogen (N), potassium (K), and phosphorus (P) are essential macronutrients for plant growth and development, and their availability affects crop yield.

3、An Overview of Nitrogen, Phosphorus and Potassium: Key Players of

Elements play an important role in the physiology and overall growth of the plant. Depending upon the amount required by the plants for their growth, they can be broadly divided into macro- and...

Potassium and phosphorus transport and signaling in plants

Compared with N, the relatively low availability of K and P in soils limits crop production and thus threatens food security and agricultural sustainability. Improvement of plant nutrient utilization efficiency provides a potential route to overcome the effects of K and P deficiencies.

Phosphorus Plays Key Roles in Regulating Plants’ Physiological

This review aims to analyze the influence of phosphorus supply on various aspects of plant growth and plant development under hostile environmental conditions, with a special emphasis on stomatal development and operation.

Why Are Nitrogen, Phosphorus, and Potassium in Plant Fertilizer?

The most important components of plant fertilizer are the Big 3: nitrogen, phosphorous, and potassium. What do these macronutrients do?

What role do nitrogen, phosphorus, and potassium play in plant nutrition?

Nitrogen, phosphorus, and potassium, often referred to as NPK, are essential nutrients for plant growth and development. Each of these elements plays a unique and crucial role in ensuring the health and vitality of plants.

Roles of nitrogen, phosphorus, and potassium fertilizers in carbon

To enhance cereal production and meet the escalating food demands of the increasingly affluent population in China, the application of nitrogen (N), phosphorus (P), and potassium (K) fertilizers to agricultural soils has risen significantly.

Impacts of nitrogen (N), phosphorus (P), and potassium (K) fertilizers

This research aimed to investigate the long-term effects of NPK fertilizers on soil nutrient properties and maize phenology, further on the grain yield, and to evaluate the nutrient use efficiency and soil nutrient balance under different fertilization managements.

Fertilization with Phosphorus, Potassium, and Other Nutrients

Phosphorus (P) and potassium (K) are primary macronutrients required in significant amounts by crops. Both are nonmobile in the soil since they are retained in the solid fraction and consequently, their management has some common characteristics.

Orchids, renowned worldwide as ornamental plants, have captivated people with their elegant posture and unique fragrance. In the cultivation of orchids, the use of phosphorus and potassium fertilizers plays a crucial role in promoting growth and enhancing ornamental value. Below is a detailed explanation of their functions and benefits:

I. Promoting Root Development in Orchids

1. Enhancing Root Absorption Capacity Phosphorus, an essential macronutrient for plants, promotes root formation and development. During orchid cultivation, appropriate application of phosphate fertilizer strengthens root absorption, enabling better uptake of water and nutrients from the soil. This improves growth speed and stress resistance.

2. Stimulating Root Expansion Potassium fertilizer actively supports root growth by increasing osmotic pressure in roots, leading to denser and more extensive root systems. This enhances water absorption and soil anchoring, which is vital for orchids in dry or compacted soil conditions.

3. Improving Soil Structure The combined use of phosphorus and potassium fertilizers not only boosts root development but also optimizes soil structure. Phosphate fertilizers increase organic matter content, improving water retention and aeration, while potassium regulates soil pH, creating an ideal environment for orchid roots to expand and absorb nutrients.

II. Enhancing Leaf Growth and Health

1. Boosting Photosynthesis Phosphorus aids in chlorophyll synthesis within orchid leaves, enhancing photosynthetic efficiency. By accumulating more nutrients through improved photosynthesis, leaves grow healthier and faster.

2. Strengthening Disease Resistance Potassium fortifies leaf tissues, reducing susceptibility to pathogens. This protection helps orchids thrive despite environmental fluctuations or pest attacks.

3. Facilitating Nutrient Transport Phosphorus increases nutrient concentration in leaves, promoting efficient transport and distribution. Potassium balances nutrient uptake and utilization, ensuring even distribution across the leaf surface for uniform growth.

III. Improving Flower Quality

1. Promoting Bud Differentiation Phosphorus stimulates the formation of healthy flower buds, increasing bloom rate and quality by triggering genetic pathways critical for reproductive development.

2. Enhancing Bloom Size and Longevity Potassium supports nutrient accumulation in flowers, resulting in larger, more vibrant blooms. It also regulates flowering timing, maximizing ornamental appeal.

3. Stabilizing Flowers The synergistic effect of phosphorus and potassium reinforces flower stability. This reduces damage from environmental stressors or pests, extending the viewing period.

IV. Enhancing Adaptability and Stress Resistance

1. Boosting Environmental Resilience Phosphorus and potassium improve orchids’ ability to cope with temperature, humidity, light changes, and pest challenges, ensuring robust growth under varying conditions.

2. Strengthening Disease Defense These fertilizers reinforce cell structures in leaves and stems, reducing infection risks and safeguarding overall health.

3. Improving Drought Tolerance Potassium enhances water-use efficiency, enabling orchids to withstand drought by maintaining physiological processes with minimal water.

V. Supporting Reproduction and Breeding

1. Improving Pollination and Seed Set Phosphorus and potassium increase pollen viability and facilitate pollen tube growth, boosting successful pollination and seed development.

2. Facilitating New Variety Development These fertilizers promote genetic recombination during hybridization or genetic engineering, accelerating the creation of new orchid varieties.

3. Enhancing Reproductive Capacity By nourishing reproductive organs, phosphorus and potassium ensure orchids produce viable offspring, benefiting both natural and artificial propagation methods.

VI. Environmental and Ecological Benefits

1. Reducing Pollution Balanced use of phosphorus and potassium minimizes chemical runoff, lowering risks of soil degradation and non-point source pollution.

2. Conserving Resources Optimized fertilization increases nutrient uptake efficiency, reducing waste and promoting sustainable practices.

3. Boosting Biodiversity Healthy orchid populations contribute to ecosystem complexity, supporting pollinators and biodiversity in cultivation environments.

Phosphorus and potassium fertilizers significantly benefit orchid growth, health, and reproduction. Scientific application enhances floral quality, stress resistance, and ecological impact. moderation is key to avoiding nutrient imbalance or environmental harm.