Nutrient Management

The Pennsylvania Nutrient Management Program provides a comprehensive source of information about Pennsylvania's Nutrient Management Act (Act 38, 2005) Program, and associated technical guidance and educational information. It also provides limited information concerning related programs.

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Nutrient Management to Improve Nitrogen Efficiency and Reduce Environmental Loss
Nutrient Management to Improve Nitrogen Efficiency and Reduce Environmental Loss - Articles Articles
This article describes the three main pathways of nitrogen loss--nitrate leaching, denitrification, and volatilization--and summarizes requirements and provides nitrogen management guidance. More
Managing Phosphorus for Agriculture and the Environment
Managing Phosphorus for Agriculture and the Environment - Articles Articles
Phosphorus is an essential element for plant and animal growth, but too much of it can accelerate the natural aging of lakes and streams. More
Managing Potassium for Crop Production
Managing Potassium for Crop Production - Articles Articles
A corn crop takes up nearly as much potassium (K) as it does nitrogen (N), yet management of each nutrient is entirely different. More
A Nutrient Management Approach for Pennsylvania: Decision-Making
A Nutrient Management Approach for Pennsylvania: Decision-Making - Articles Articles
Effective nutrient management requires decisions to be made at several different levels of detail: strategic, tactical, and operational (Figure 1). More
A Nutrient Management Approach for Pennsylvania: Exploring Performance Criteria
A Nutrient Management Approach for Pennsylvania: Exploring Performance Criteria - Articles Articles
The focus of nutrient management is rapidly evolving from optimizing agronomic production and economic returns of crop production to balancing farm production with environmental protection. More
A Nutrient Management Approach for Pennsylvania: Introduction to the Concepts
A Nutrient Management Approach for Pennsylvania: Introduction to the Concepts - Articles Articles
Nutrient management has taken on new meaning in recent times. Soil fertility traditionally dealt with supplying and managing nutrients to meet crop production requirements. More
A Nutrient Management Approach for Pennsylvania: Plant Nutrient Stocks and Flows
A Nutrient Management Approach for Pennsylvania: Plant Nutrient Stocks and Flows - Articles Articles
Decision-making in agriculture affects the distribution of materials such as crops and manure within farms, and the movement of materials such as feeds and farm products to and from farms. More
Choosing A Nutrient Management Planner Choosing A Nutrient Management Planner - Articles
Pennsylvania agricultural operations that are designated Concentrated Animal Operations or Concentrated Animal Feeding Operations are required to implement an approved nutrient management plan. More
Pennsylvania's Nutrient Management Act (Act 38): Who Is Affected?
Pennsylvania's Nutrient Management Act (Act 38): Who Is Affected? - Articles Articles
Learn how to calculate the animal density of an agricultural operation to determine if it is a Concentrated Animal Operation (CAO) and thereby required to implement an Act 38 nutrient management plan. More
Estimating Manure Application Rates
Estimating Manure Application Rates - Articles Articles

Estimating Manure Application Rates

Douglas Beegle, Ph.D.

Manage manure to optimize its economic returns and at the same time minimize its potential environmental impact. More
Soil Acidity and Aglime
Soil Acidity and Aglime - Articles Articles

Soil Acidity and Aglime

Dwight Lingenfelter, Douglas Beegle, Ph.D.

Soil acidity is among the important environmental factors which can influence plant growth, and can seriously limit crop production. More
Nutrient Management Planning: An Overview
Nutrient Management Planning: An Overview - Articles Articles
Nutrient management traditionally has been concerned with optimizing the economic returns from nutrients used to produce a crop. More
Manure Spreader Calibration
Manure Spreader Calibration - Articles Articles

Manure Spreader Calibration

Jerry Martin, Douglas Beegle, Ph.D.

Manure spreader calibration is an essential and valuable nutrient management tool for maximizing the efficient use of available manure nutrients. More