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Fertilizer doses in paddy crop

Title: Optimal Fertilizer Doses for Healthy Paddy Crop: A Comprehensive Guide

Introduction:
Paddy, also known as rice, is one of the most vital food crops worldwide, serving as a staple for billions of people. To ensure healthy and high-yielding paddy crops, it is crucial to provide appropriate fertilizer doses throughout the growth stages. In this article, we will discuss the significance of fertilizers, the importance of a balanced nutrient profile, and the recommended doses for different growth stages of the paddy crop.

The Importance of Fertilizers in Paddy Crop Production:
Fertilizers play a fundamental role in supporting crop growth, enhancing yields, and maintaining soil fertility. They provide essential nutrients that may be lacking in the soil, helping to overcome deficiencies and promoting healthy plant growth. For paddy crops, three key nutrients are crucial: nitrogen (N), phosphorus (P), and potassium (K), commonly referred to as NPK.

Understanding the Nutrient Requirements:
1. Nitrogen (N): Nitrogen is a critical nutrient required for the formation of chlorophyll, the green pigment responsible for photosynthesis. Adequate nitrogen levels promote vigorous foliage growth and robust yield. Insufficient nitrogen can result in stunted growth, reduced tillering, and lower grain production.

2. Phosphorus (P): Phosphorus is vital for energy transfer and root development in paddy plants. It aids in early growth, promotes strong root systems, and enhances flowering and seed formation. Inadequate phosphorus can lead to weak and shallow root systems, delayed maturity, and decreased yields.

3. Potassium (K): Potassium plays a significant role in maintaining water balance, disease resistance, and optimizing photosynthesis. It strengthens the plant’s structural integrity, prevents lodging (falling over), and improves overall stress tolerance. Insufficient potassium can lead to poor grain quality, weakened stalks, and increased susceptibility to diseases.

Recommended Fertilizer Doses in Paddy Crop:
1. Basal Dose: Before planting the paddy crop, apply a basal dose of fertilizers, including nitrogen, phosphorus, and potassium. The recommended basal dose is 20-25 kg N, 50-60 kg P2O5, and 40-50 kg K2O per acre of cultivated land. Ensure uniform distribution of fertilizers throughout the area.

2. Split Application: To achieve optimal nutrient availability throughout the growth stages, divide the remaining fertilizer doses into two or three splits.

– First Split: Apply the first split three to four weeks after transplanting. Recommended doses are 25-30% of the total nitrogen and full phosphorus and potassium doses applied during the basal application.

– Second Split: Apply the second split during the active tillering stage (around 35-40 days after transplanting). Apply 25-30% of the total nitrogen dose during this period.

– Third Split (if applicable): For longer-duration varieties or when additional growth is observed, a third split is recommended. Apply the remaining nitrogen dose during the panicle initiation stage (around 50-55 days after transplanting).

Conclusion:
Providing adequate and balanced fertilizer doses is vital for an abundant and healthy paddy crop. By understanding the specific nutrient requirements and following recommended fertilizer protocols, farmers can optimize yields, enhance grain quality, and sustain soil fertility in paddy fields. Remember, it is essential to regularly monitor crop health and consult with local agricultural experts to tailor fertilizer doses according to specific soil and climate conditions for maximum success.

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