GreenKeeper University

Advanced
Soils

Turfgrass Fertilization

Doug Soldat Doug Soldat
3 (1)
Overview
Curriculum
Reviews
  • 4 Sections
  • 12 Lessons
  • 3 Quizzes
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Welcome to Turfgrass Fertilization!
2 Lessons
  1. About this course
  2. How to Use GreenKeeper University Software
Section 1: Basic Training: Soil Fertility and Turf Nutrient Requirements
3 Lessons1 Quiz
  1. Lecture 1: Turfgrass Nutrient Requirements and Uptake
  2. Lecture 2: Everything but Nitrogen
  3. Readings and Other Resources
  4. Section 1 Quiz
Section 2: Understanding Nitrogen Fertilization
3 Lessons1 Quiz
  1. Lecture 3: How much Nitrogen?
  2. Lecture 4: When to Apply Nitrogen?
  3. Readings and Other Resources
  4. Section 2 Quiz
Section 3: Nutrient Management Planning and Nitrogen Fertilizers
4 Lessons1 Quiz
  1. Lecture 5: Fertilizer Cost Analysis and Quick Release N Sources
  2. Lecture 6: Slow Release Nitrogen Sources
  3. Lecture 7: Fertilizer Size, Biostimulants, Foliar Fertilizers, and re-Visiting Economics
  4. Readings and Other Resources
  5. Section 3 Quiz

Instructor: Doug Soldat, Ph.D.

This three-week course will cover various aspects of turfgrass fertilization including a thorough examination of nitrogen fertilizer, other secondary and micronutrients, cost-benefit of different fertilizer sources, nutrient demand & clipping volume, and the impact of fertilizer in the environment. At the end of the course, students will build a nutrient management plan for their facility.

Designed Duration: 6 Lectures, 3 Quizzes

Credits Earned: 1

3

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Reviews

  • matthewzarlenga29gmail-com
    matthewzarlenga29gmail-com Jan 15, 2026 @ 2:03 am
    Very helpful in understanding base ferting practices

    My only complaint is there is little to no data being backed with warm season grasses like bermuda

    Reply
    Reply to matthewzarlenga29gmail-com
GKU-FERTILIZATION-SYLLABUS-2023-1.pdf 227 KB

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