Horticultural Sciences Department

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Dr. Guodong “David” Liu

 Research

Extension

Teaching

Laboratory

Publications

EDIS publications

   

Guodong "David" Liu, Ph.D.

Assistant Professor of Nutrient Eco-Management

Horticultural Sciences Department

College of Agricultural and Life Sciences

University of Florida/IFAS CALS

1229 Fifield Hall, PO Box 110690

Gainesville, FL 32608-0690

Office: (352)273-4814

FAX: (352)392-5653

Email: guodong@ufl.edu

http://hos.ufl.edu/faculty/gdliu

As a statewide extension specialist, I am responsible for nutrient and water eco-management of vegetable and fruit production. My research programs focus on methods for improving nutrient-use efficiency of vegetable and fruit crops.

Dissertation/Thesis:

Identification of Phosphorus Efficient Potato Cultivars

Seminar:

PFD: Crop Salt Tolerance

In-Service Training:

New Technology for Commercial Crop Production (V) (IST#: 31188)

New Technology for Commercial Crop Production (IV) (IST#: 31110)

New Technology for Commercial Vegetable Production (III) (IST#: 30932)

New Technology for Commercial Vegetable Production (II) (IST#: 30753)

http://hos.ufl.edu/sites/default/files/faculty/gdliu/30738.pdf (IST#: 30738)

http://hos.ufl.edu/faculty/gdliu/service-training (IST#: 30688)

http://hos.ufl.edu/faculty/gdliu/service-training (IST#: 30614)

http://hos.ufl.edu/faculty/gdliu/service-training (IST#: 30446)

Field Day

Potato and Snap Bean Field Day

1Report 
2Agenda 
3Sign-in Sheet 
 Posters: 
4Seepage vs. Central-Pivot Irrigation for Potato Production 
5CRF Fertilizer vs. N Use Efficiency of Snap Bean Using Center Pivot Irrigation 
 Handouts: 
6Controlled-Release Fertilizers for Potato Production in Florida (http://edis.ifas.ufl.edu/hs187) 
7
Soil pH Range for Optimum Commercial Vegetable Production (http://edis.ifas.ufl.edu/hs1207)
 
8
Conversions of parts per million on soil test reports to pounds per acre (http://edis.ifas.ufl.edu/hs1229)
 
9
Application of Surfactants in Commercial Crop Production for Water and Nutrient Management in Sandy Soil (http://edis.ifas.ufl.edu/hs1230)
 
10What is urea-triazone nitrogen (http://edis.ifas.ufl.edu/hs1233) 
11Weed management in legume crops 
12Improving Postharvest Quality of Florida’s Tablestock Potato Tubers (Solanum tuberosum L.) 
13 
14Crop Tolerance and Weed Control of New Herbicides In Green Bean 
15Crop Tolerance and Weed Control of New Herbicides In Potato 
 Photos: 

Lawn & Garden Fest:

Soil pH Management 2015 

Poster:
1. Soil pH Management
EDIS articles:
2. Soil pH Management for Optimum Commercial Fruit Production in Florida (http://edis.ifas.ufl.edu/hs1234 )
3. Soil pH Range for Optimum Commercial Vegetable Production (http://edis.ifas.ufl.edu/hs1207 )
4. Soil pH and the Home Landscape or Garden (http://edis.ifas.ufl.edu/ss480 )
5. Soil Preparation and Liming for Vegetable Gardens (http://edis.ifas.ufl.edu/vh024
Handbooks:
6. A Quick Look at the Vegetable Production Handbook For Florida
7. Vegetable Production Handbook: http://edis.ifas.ufl.edu/topic_vph
8. Master Gardener Handbook: North and Central Florida: http://edis.ifas.ufl.edu/features/handbooks/MGHNorth.html
9. Handbooks and Guides:  http://edis.ifas.ufl.edu/topic_handbooks

Soil pH Management 2014 

1. Soil pH Management
2. A Quick Look at the Vegetable Production Handbook For Florida
3.Application of Surfactants in Commercial Crop Production for Water and Nutrient Management in Sandy Soil (http://edis.ifas.ufl.edu/hs1230)
4. Conversions of parts per million on soil test reports to pounds per acre (http://edis.ifas.ufl.edu/hs1229)
5. How to Calculate Fertigation Injection Rates for Commercial Blueberry Production (http://edis.ifas.ufl.edu/hs1197)
6. How to Convert Liquid Fertilizer into Dry Fertilizer in Fertigation for Commercial Vegetable and Fruit Crop Production (http://edis.ifas.ufl.edu/hs1200)
7. How to Reduce Clogging Problems in Fertigation  (http://edis.ifas.ufl.edu/hs1202)
8. Blueberry Fertilization in Soil
9. Vegetable Production Handbook (http://edis.ifas.ufl.edu/topic_vph)
10 Principles and Practices of Irrigation Management for Vegetables  (http://edis.ifas.ufl.edu/cv107)
11. Soil pH Range for Optimum Commercial Vegetable Production (http://edis.ifas.ufl.edu/hs1207)
12. Understanding and Applying Chelated Fertilizers Effectively Based on Soil pH (http://edis.ifas.ufl.edu/hs1208)
13. What is urea-triazone nitrogen? (http://edis.ifas.ufl.edu/hs1233)
14. Soil Preparation and Liming for Vegetable Gardens (http://edis.ifas.ufl.edu/vh024)
15. Controlled-Release Fertilizers for Potato Production in Florida (http://edis.ifas.ufl.edu/hs187)165
16. Master Gardener Handbook: North and Central Florida (http://edis.ifas.ufl.edu/features/handbooks/MGHNorth.html)
17. Handbooks and Guides (http://edis.ifas.ufl.edu/topic_handbooks)

Soil pH Management 2013  

1Soil pH Management
2Best pH Range for Vegetables(http://edis.ifas.ufl.edu/hs1207)
3A Quick Look at the Vegetable Production Handbook For Florida
4Handbooks
5Blueberry Fertilization in Soil
6Fertilizing Highbush Blueberry in Pine Bark Beds
 Photos:
7pH mapping
8DSCO5523
9DSCO5524
10DSCO5525
11DSCO5526
12DSCO5528
13DSCO5544
14DSCO5547
15DSCO5519

Soil pH Management 2012

1. A Quick Look at the Vegetable Production Handbook For Florida
2. pH Management via Nitrogen Fertilization
3. Blueberry Fertilization in Soil
4. Nickel Nutrition in Plants (http://edis.ifas.ufl.edu/hs1191)
5. Photo1
6. Photo2
7. Photo3
8. Photo4
9. Photo5
10. Photo6

Grower Meeting

Overcoming Salinity Barriers to Crop Production

Agenda
Optimizing crop production under salinity stress
Concepts and tools for salinity management
Related publications
1. Irrigation Water Salinity and Crop Production
2. Irrigation Water Quality Criteria
3. Irrigation with High Salinity Water (http://ufdc.ufl.edu/IR00003289/00001)
4. Irrigation Water Quality Standards and Salinity Management Strategies
5. Manual Monitoring of Farm Water Tables
6. Salt-Tolerant Plants for Florida
7. Soil pH and Electrical Conductivity: A County Extension Soil Laboratory Manual
8. Soil and Container Media Electrical Conductivity Interpretations
9. Overcoming Salinity Barriers to Crop Production Using Traditional Methods
10. Relative Salinity Tolerance of Potato Cultivars
11. Effect of salinity on potato tuber and size
12. Agricultural Salinity and Drainage
13. Salinity-mineral nutrient relations in horticultural crops