1、Combination of nitrogen and organic fertilizers reduce N

Our findings indicated that organic fertilizer mixed with N fertilizer can effectively reduce N 2 O emissions, increase both the grain yields and quality in wheat field compared with N fertilizer alone.

2、Combined applications of organic and synthetic nitrogen fertilizers for

Combined applications of organic and synthetic N fertilizers decreased net GWP at field level. The combined application of organic and synthetic nitrogen (N) fertilizers is being widely recommended in China’s vegetable systems to reduce reliance on synthetic N fertilizer.

3、Effects of different organic resources application combined with

We summarized the field experiment data published across China over the past decades, trying to find out the potential of organic source replacement in total nitrogen fertilizer input in the main grain crop production of China, and to provide a base for the fertilizer reducing project of the country.</p></sec><sec><title>Methods</title><p>The ...

Effects of different combinations of organic fertilizers on the yield

The aim is to provide insights into how different organic fertilizer formulations can enhance vegetable production, improve nutrient content, and promote sustainable agricultural practices.

Effects of Nitrogen Reduction Combined with Organic Fertilizer on Crops

By summarizing the methods of nitrogen fertilizer reduction combined with organic fertilizer, this paper discussed and analyzed the effects of nitrogen fertilizer reduction combined...

Toward Low

In addition to examining the effects of nitrogen and the nitrogen use efficiency (NUE), it is crucial to comprehend the mechanisms and contributions of organic fertilizers to GHG emissions.

Frontiers

Compared with urea, organic fertilizer application significantly increased CH 4 emissions, while organic fertilizer combined with urea significantly decreased CH 4 emissions relative to organic fertilizer.

N Fertilizer Reduction Combined with Organic Amendment

Moderately reducing N supply combined with organic fertilization (80%FNR + OF herein) enhanced crop productivity and improved soil functioning and quality. Soil physicochemical properties may play a more important role in regulating EMF than microbiome in the intensive grain production system.

Combined application of organic and inorganic fertilizers sustained

In summary, ORG-INO treatment significantly reduced the yield-scaled NH3 emissions, and the partial substitution of organic fertilizers for inorganic fertilizers should be recommended to promote environmental sustainability while ensuring food security.

Effects of Different Organic Fertilizer Substitutions for Chemical

Replacing chemical fertilizers with organic fertilizers can improve soil quality and nitrogen use efficiency.

Organic fertilizer and nitrogen fertilizer can be applied together, but the following considerations should be noted:

1. Ratio of Organic to Nitrogen Fertilizer: The proportion of organic and nitrogen fertilizers should be determined based on crop requirements and soil conditions. Generally, applying 50–100 kg of organic fertilizer per mu (approximately 0.067 hectares) along with 20–40 kg of nitrogen fertilizer is recommended. This ensures adequate nutrient supply while avoiding waste from excessive fertilization.

2. Methods of Combined Application: There are three primary ways to apply organic and nitrogen fertilizers together:

   • Separate Application: Spread organic and nitrogen fertilizers separately near the crop roots and then mix them. Suitable for soils with good conditions and crops with high nutrient demands.
   • Mixed Application: Combine organic and nitrogen fertilizers, spread uniformly around the crop roots, and cover with soil. Best for poor soils or crops with lower nutrient needs.
   • Alternating Application: Alternate spreading organic and nitrogen fertilizers around the crop roots, followed by covering. Ideal for moderate soil conditions and medium nutrient requirements.

3. Timing of Combined Application: Apply organic and nitrogen fertilizers early in the crop growth stage when nutrient demand is high. This minimizes potential negative impacts on soil later in the growing cycle.

4. Effects of Combined Application: Combining organic and nitrogen fertilizers enhances soil fertility and crop growth. Benefits include:

   • Improved soil structure and microbial activity.
   • Increased availability of nutrients in the soil.
   • Reduced reliance on chemical fertilizers, lowering environmental pollution and supporting sustainable agriculture.

5. Precautions:

   • Avoid Overapplication: Excessive use disrupts soil nutrient balance and harms crops. Follow dosage recommendations.
   • Choose the Right Method: Select the application method (e.g., mixed, separate, or alternating) based on soil quality and crop needs.
   • Timing Matters: Early application ensures efficient nutrient uptake. Late application may damage soil health.

Organic and nitrogen fertilizers can be applied together effectively when attention is given to ratio, method, timing, and precautions. Proper use ensures crops receive balanced nutrition while promoting healthy growth and environmental sustainability.