1、Effectiveness and Application Methods of Foliar Fertilization for

Chinese yam, scientifically known as Dioscorea opposita and also called "Huai Shan" or "Huaishan," is a common traditional Chinese medicinal herb with significant pharmacological value. In agricultural production, foliar fertilization is an effective method to enhance its yield and quality.

2、Effects of continuous cropping on the growth and nutrient absorption of

Continuous cropping caused the content and accumulation of various nutrient elements in Dioscorea opposita. This study provided a basis for promoting the efficient and scientific utilization of fertilizers and promoted the planting of Dioscorea opposita in shallow directional troughs.

3、Plant Performance and Soil Fungal Community Impacts of

Foliar fertilization, an effective method to regulate plant nutrition has attracted much attention.

Plant Performance and Soil Fungal Community Impacts of Enhancing <i

In this study, the effects of different foliar fertilizers (F1: NPK formulation, F2: NPK+Fe-Mn-Zn formulation, F3: Fe-Mn-Zn formulation, and CK: deionized water) on plant growth, chemical composition, rhizosphere soil properties, and fungal community of <i>Dioscorea opposita</i> Thunb. were assessed by a field plot experiment.

New Insights into the Formation Mechanism of Continuous Cropping

Continuous cropping (CC) poses serious challenges to the sustainable production of Dioscorea opposita Thunb. cv. Tiegun yam. The aim of this study is to illustrate the formation mechanisms of CC obstacles by analyzing rhizosphere soil from yam fields with 0 to 2 years of replanting.

Plant Performance and Soil Fungal Community Impacts of Enhancing

Spraying foliar fertilizer directly affected the growth and chemical content of the plant, which depends on different foliar fertilizers. Ascomycota and Moraxella were the dominant fungal phyla.

Plant Performance and Soil Fungal Community Impacts of Enhancing <i

Foliar fertilization, an effective method to regulate plant nutrition has attracted much attention. In this study, the effects of different foliar fertilizers (F1: NPK formulation, F2: NPK+Fe-Mn-Zn formulation, F3: Fe-Mn-Zn formulation, and CK: deionized water) on plant growth, chemical composition, rhizosphere soil properties, and fungal ...

Plant Performance and Soil Fungal Community Impacts of

Supporting: 2, Foliar fertilization, an effective method to regulate plant nutrition has attracted much attention.

How Often Should Foliar Fertilizer Be Applied for Chinese Yam

To ensure healthy growth, high yields, and superior quality, proper fertilization is critical. Below is a guide on the frequency, application methods, precautions, and recommendations for using foliar fertilizer on Chinese yam to help farmers optimize production and quality.

Comprehensive widely targeted metabolomics to decipher the molecular

Here, a comprehensive metabolomics approach was performed to determine the metabolic profiles during six harvest stages. Thirty eight metabolites with significant differences were determined as crucial participants.

Dioscorea opposita (scientific name: Dioscorea opposita), also known as Chinese yam or shan yao, is a common edible and medicinal plant. Proper fertilization during the late growth stages of this crop is crucial for promoting plant development, enhancing yields, and improving quality. Below are professional recommendations for fertilizing Dioscorea opposita in its later growth phases:

1. Nitrogen Fertilizer Nitrogen serves as a primary nutrient element for plant growth, playing a vital role in physiological development. During Dioscorea's growth, appropriate nitrogen application promotes stem and leaf expansion while improving photosynthetic efficiency, resulting in robust plants. excessive nitrogen leads to excessive vegetative growth, compromising yield and quality. Dosage control is essential to prevent over-fertilization.

2. Phosphorus Fertilizer Phosphorus is indispensable for root system development and flower bud differentiation. Moderate phosphorus supplementation strengthens root architecture, enhances disease resistance, and supports healthy growth. Overapplication causes phosphorus accumulation in soil, disrupting nutrient balance and hindering normal plant development. Careful dosage management is required.

3. Potassium Fertilizer Potassium regulates stem strength, fruit maturation, and stress resistance. Timely potassium addition improves yam quality by strengthening stems. Excessive use, may cause intracellular potassium buildup, interfering with nutrient absorption. Precise application avoids imbalance.

4. Micronutrient Fertilizers Micronutrients (e.g., Fe, Zn, Mn) are critical for metabolic processes. Proper micronutrient supplementation boosts growth and yield parameters. Overuse leads to soil toxicity and nutrient competition. Application rates must be strictly controlled.

5. Organic Fertilizers Organic matter enriches soil structure, activates microorganisms, and provides balanced nutrition. Moderate organic fertilization improves root health and sustainable productivity. Excessive use, causes nutrient surplus and environmental stress. Judicious application is key.

6. Timing Considerations Topdressing schedules depend on phenological stages and soil conditions. Key periods include:

   • Early growth (seedling/jointing stages)
   • Pre- and post-flowering periods
   • Tuber bulking phase Fertilization during these windows optimizes nutrient uptake and economic returns.

7. Application Methods Methods should align with local agronomic practices:

   • Broadcast spreading: Even distribution followed by soil incorporation
   • Furrow application: Fertilizer placement in inter-row trenches
   • Hole application: Localized root-zone feeding Avoid overconcentration to prevent salinization and nutrient displacement.

8. Frequency Guidelines Typical regimes include:

   • 1-2 applications during early growth
   • 2-3 applications during tuber development Adjustments should be made based on real-time crop monitoring and soil testing.

Optimal fertilization for late-stage Dioscorea cultivation requires balanced application of N-P-K major elements, targeted micronutrients, and organic amendments. Timing and methodology must consider phenological stages and soil characteristics. Scientific fertilization protocols maximize yield potential while maintaining ecological sustainability.