1、Comparison of Foliar and Root Application of Potassium Dihydrogen Phosphate in Regulating Cadmium Translocation and Accumulation in Tall Fescue

Potassium dihydrogen phosphate (KH 2 PO 4) is a widely used foliar fertilizer for plant growth. Many studies showed that potassium (K) is a strong mobile element which did not show significant difference between foliar and soil supplies (Fan and Moshe 2002; Awad et al. 2014; Pande et al. 2014).

2、Q&A: what are brassinosteroids and how do they act in plants?

Brassinosteroids (BRs) are a class of polyhydroxylated steroidal phytohormones in plants with similar structures to animals’ steroid hormones. Brassinosteroids regulate a wide range of physiological processes including plant growth, development and immunity.

3、Preparation of potassium dihydrogen phosphate with N

Compared with existing processes of KH 2 PO 4 production, the proposed process has the advantages of high product purity, high product yield, mild reaction conditions and profitable. Potassium dihydrogen phosphate (KH 2 PO 4) is an important phosphorus chemical product.

4、Brassinolide and [26, 28

Recent discovery of various BR-deficient mutants with defects in the BR or sterol biosynthesis demonstrated that the synthesis of brassinolide and its precursors is prerequisite for the growth and development of plants (Clouse 1997, Altmann 1999).

The osmotic and activity coefficients of sodium and potassium dihydrogen phosphate at 25°

The osmotic and activity coefficients of sodium and potassium dihydrogen phosphate at 25° - Transactions of the Faraday Society (RSC Publishing)

X‐ray diffraction topography study of defects in potassium dihydrogen phosphate (KDP) and ammonium dihydrogen phosphate (ADP) single crystals

It is demonstrated that the main sources of dislocation generation are the seed surface, inclusions of mother liquor and foreign particles. Space orientation of dislocations and their Burgers vector directions are found.

Effect of Potassium Dihydrogen Phosphate and Bovine Manure Compost on the Degradation of Chlorothalonil in Soil: Soil and Sediment Contamination: An

The effects of potassium dihydrogen phosphate (KH 2 PO 4) and bovine manure compost (BMC) on the degradation and metabolism of chlorothalonil were examined in a sandy loam soil under laboratory conditions.

POTASSIUM DIHYDROGEN PHOSPHATE (KDP)

POTASSIUM DIHYDROGEN PHOSPHATE (KDP) Introduction and explored electrooptic crystals. Crystals are grown at room temperature from a water solution; excellent crystals as large as 5 cm in any di ension can be obtained commercially. Although the crystals are water soluble and fragile, they can be handled,

Use of potassium dihydrogen phosphate and sawdust as adsorbents of ammoniacal nitrogen in aerobic composting process

Abstract Three kinds of adsorbents—potassium dihydrogen phosphate, sawdust and mixture of potassium dihydrogen phosphate and sawdust were added respectively into composting to investigate their adsorption effect on ammonia.

Synthesis and Biological Activity of 2,3

As possible candidates for natural products and metabolites, three 2,3-diol stereoiosomers of 28-homobrassinolide (28-HBL) and those of brassinolide (BL) were synthesized and their biological activities evaluated by a modified dwarf rice lamina inclination assay, indicating that the biological activity decreased in

Brassinolide and potassium dihydrogen phosphate (KDP) are both widely used plant growth regulators in agriculture to promote plant development. their application methods, effects, and suitability for different crops vary. Below is a detailed comparison of their advantages and disadvantages to help you make an informed choice.

I. Brassinolide

1. Mechanism of Action: Brassinolide is a plant hormone that regulates the activity of multiple enzymes within plants. It accelerates cell division, elongation, and differentiation, thereby boosting growth rates. Additionally, it enhances pest and disease resistance and improves stress adaptability in plants.

2. Advantages:

   • Rapid Effects: Brassinolide acts quickly, with noticeable growth stimulation within hours of application, ideal for crops requiring rapid yield increases.
   • High Safety: As a natural plant hormone, it poses minimal risks to humans and the environment, with no residual buildup or resistance issues.
   • Broad Applicability: Suitable for various crops, including grains, cash crops, and fruit trees, effectively improving yield and quality.
   • Cost-Effective: Competitive pricing and low required dosages make it economically efficient compared to other regulators.

3. Disadvantages:

   • Poor Crop Selectivity: Effects vary across crops due to its complex mechanism, leading to inconsistent outcomes.
   • Dependency Risks: Excessive or long-term use may reduce the plant’s natural growth potential, requiring adherence to recommended dosages.

II. Potassium Dihydrogen Phosphate (KDP)

1. Mechanism of Action: KDP primarily supplies phosphorus, an essential nutrient for plant growth. Phosphorus plays a critical role in photosynthesis, cell division, and tissue formation. By enriching soil with phosphorus, KDP promotes root development and nutrient uptake efficiency.

2. Advantages:

   • Comprehensive Nutrient Supply: Provides key elements like nitrogen, phosphorus, and potassium, addressing diverse nutritional needs of most plants.
   • Soil Improvement: Enhances soil structure (water retention and aeration), increasing fertility and crop conditions.
   • High Absorption Efficiency: Phosphorus in KDP is rapidly absorbed by plants, optimizing fertilizer utilization and boosting yield/quality.
   • Low Cost: Affordable pricing and minimal application requirements make it economically viable for large-scale use.

3. Disadvantages:

   • Limited to Phosphorus Supply: Over-reliance on KDP may lead to deficiencies in other essential nutrients.
   • Usage Constraints: Excessive application can cause soil salinization or compaction, necessitating strict adherence to guidelines.

III. Comparative Analysis and Recommendations

1. Application Scenarios:

   • Brassinolide: Preferred for crops requiring rapid growth or yield increases (e.g., grains, cash crops).
   • KDP: Better suited for nutrient-demanding crops (e.g., fruit trees, vegetables) needing balanced fertilization.

2. Usage Tips:

   • For brassinolide, follow label instructions strictly to avoid overuse and dependency.
   • When using KDP, combine it with other fertilizers to prevent nutrient imbalances and monitor soil/crop responses.

Both regulators have distinct strengths. The choice depends on crop type, growth stage, and soil conditions. For quick results, prioritize brassinolide; for comprehensive nutrition, opt for KDP. Always consider scientific application practices for optimal outcomes.