1、Smart foliar fertilizer based on Zn

This study evaluates the effectiveness of zinc-functionalized calcium carbonate microparticles (Zn-Alg-CaCO₃ MPs) as a smart foliar fertilizer in aquaponics.

2、Localized foliar application of iodine on tomato: An effective approach

Foliar application localized on the leaves close to the fruit maximizes its iodine concentration. Rates of KIO solution less than or equal to 5 mM do not affect yield and plant health. Iodine application can improve the nutritional profile of tomatoes.

3、Foliar Application of Micronutrients and Low Molecular Weight Chitosan

Foliar application of microelements not only replenishes needed micronutrients but also protects plants from diseases related to the deficiencies of microelements, so that improves their yield and quality.

4、Foliar Application of Ca

This study evaluated the effects of foliar-applied calcium-based fertilizers, including a conventional fertilizer (T1) and a nanofertilizer containing Ca, Si, B, and Fe (T2), on fruit traits, seed quality, and early seedling growth of seven determinate tomato genotypes.

(PDF) Roles of Foliar Fertilization on Growth, Yield and Quality of

This study aims to determine the effect of the concentration of liquid organic fertilizer combination and branch pruning toward the growth and yield of tomatoes.

Yield and Fruit Characteristics of Tomato Crops Grown with Mineral

The utilization of plant biostimulants has gained importance as a strategy by which to improve plant productivity and soil health. Two independent trials were conducted across two seasons (2021 and 2023) to evaluate the effects of foliar or soil ...

Selenium Fertilizer Improves Microbial Community Structure and

Selenium (Se) is an essential microelement in living organisms, and has a beneficial effect on plant growth and stress tolerance at low concentrations. Se biofortification is commonly practiced in agriculture and is considered the best method for increasing human Se uptake.

The advances in the foliar application of micro and macronutrients and

It is anticipated that the foliar fertilizer should be recommended in the integrated tomato production. It provides a link between the treatment of micro and macronutrients and helpful in boosting productivity leading to quality of tomato crop and environment friendly.

Foliar Application of Micronutrients and Low Molecular Weight Chitosan

Foliar application of microelements not only replenishes needed micronutrients but also protects plants from diseases related to the deficiencies of microelements, so that improves their yield and quality.

The Effect of Calcium

The effect of a foliar fertilizer containing calcium, Wuxal Suspension Type 2, on the yield, fruit quality characteristics and macro- and microelement contents of the leaves of tomatoes was investigated in a greenhouse trial at the fruit-growing trials site in Adana.

Tomatoes, as a vital vegetable crop, are widely cultivated globally. In modern agricultural production, foliar fertilizers—a highly efficient fertilization method—are increasingly favored by farmers. Among these, microelement foliar fertilizers have gained significant attention due to their unique benefits. Below is a detailed explanation of the functions of microelement foliar fertilizers in tomatoes.

I. Promoting Plant Growth

1. Enhancing Plant Stress Resistance

• Improving Disease Resistance: Microelements such as iron (Fe), zinc (Zn), and manganese (Mn) significantly boost disease resistance in tomato plants. For example, zinc promotes root growth, enhancing the plant’s ability to fend off soil pathogens, while iron improves antioxidant capacity, strengthening defenses against diseases.
• Enhancing Drought Resistance: Elements like boron (B) and molybdenum (Mo) improve drought tolerance. Boron aids sugar accumulation in plants, while molybdenum enhances photosynthetic efficiency, both contributing to drought resilience.
• Improving Cold Resistance: Copper (Cu) and selenium (Se) elevate cold resistance. Copper supports protein synthesis, and selenium boosts photosynthesis, collectively strengthening cold tolerance.

2. Promoting Fruit Development

• Enhancing Fruit Quality: Calcium (Ca), magnesium (Mg), and potassium (K) improve fruit quality. Calcium fosters sugar accumulation, while magnesium aids vitamin C synthesis.
• Accelerating Fruit Coloring: Manganese (Mn) and copper (Cu) enhance color development. Manganese stimulates anthocyanin production, whereas copper promotes chlorophyll synthesis, resulting in vibrant hues.
• Increasing Fruit Yield: Boron (B) and zinc (Zn) boost yield. Boron supports starch formation, and zinc facilitates protein synthesis in fruits.

II. Improving Soil Environment

1. Regulating Soil pH and Nutrients

• Enriching Soil Nutrients: Microelements like iron, manganese, and copper enhance soil fertility. Iron accelerates organic matter decomposition, while manganese improves nitrogen transformation.
• Optimizing Soil Structure: Calcium, magnesium, and sulfur (S) improve soil texture. Calcium boosts water retention and reduces soil compaction, while magnesium enhances aeration.
• Boosting Soil Fertility: Phosphorus (P), potassium, and zinc increase soil fertility. Phosphorus stimulates microbial activity, and potassium improves water retention.

2. Preventing Soil Degradation

• Reducing Chemical Fertilizer Use: Microelement foliar fertilizers reduce reliance on synthetic fertilizers, minimizing environmental pollution. For instance, they lower nitrogen runoff, preventing soil decline.
• Enhancing Nutrient Uptake: These fertilizers optimize nutrient absorption. They enable plants to utilize soil-bound phosphorus and potassium more efficiently.
• Protecting Soil Biodiversity: By promoting microbial populations, microelement foliar fertilizers sustain soil ecological balance.

III. Enhancing Crop Health

1. Strengthening Immunity

• Resisting Pests: Copper and zinc elevate pest resistance. Copper inhibits insect growth, while zinc activates defensive enzymes.
• Combating Diseases: Iron and manganese improve disease resistance. Iron activates enzymes, while manganese suppresses pathogen proliferation.
• Withstanding Stress: Boron and molybdenum enhance stress resilience. Boron aids sugar storage, and molybdenum maintains photosynthesis under adverse conditions.

2. Supporting Growth Stages

• Boosting Seed Germination: Calcium and magnesium facilitate germination by providing essential ions and activating enzymes.
• Nurturing Seedlings: Iron and zinc promote seedling growth through enzyme activation and protein synthesis.
• Accelerating Ripening: Boron and manganese speed up maturation. Boron enhances sugar accumulation, while manganese drives ethylene production.

IV. Boosting Agricultural Economic Benefits

1. Reducing Pesticide Use

• Lowering Costs: By replacing chemical pesticides, microelement foliar fertilizers reduce production expenses.
• Minimizing Environmental Impact: They decrease chemical pollutants in soil and water.
• Ensuring Food Safety: Reduced pesticide residues improve product safety and consumer trust.

2. Elevating Crop Quality

• Enhancing Taste: Microelements increase sugar content, improving flavor.
• Boosting Nutritional Value: They raise levels of vitamins (e.g., vitamin C, B-group) and minerals.
• Strengthening Market Competitiveness: High-quality produce commands better prices, enhancing profitability.

Microelement foliar fertilizers play critical roles in promoting tomato growth, improving soil health, and increasing agricultural sustainability. Scientific application of these fertilizers can significantly enhance tomato quality, yield, and market value, supporting modern agricultural advancement.