Quincy ♦ 155 Research Road, Quincy, FL 32351-5677 ♦ Phone 850-875-7100
Marianna ♦ 3925 Hwy 71, Marianna, FL 32446-7906 ♦ Phone 850-482-9904
Suwannee Valley ♦ 7580 County Road 136, Live Oak, FL 32060 ♦ Phone 386-362-1725

 
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North Florida Research and Education Center 

Marianna, Quincy, Monticello, Live Oak - Florida

University of Florida /IFAS

Institute of Food and Agricultural Sciences

Research and Extension Updates
Vol. #3   No. #4   February 12, 2001

 

 

 

 

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From the Director: Our goal is to provide the faculty with the latest news from the Center research projects and extension activities, and other timely information items. Please feel free to use the contents of the newsletter in your county newsletters and education activities as you wish. If you'd like additional details on newsletter items, contact the faculty member author or our editor, Cheryl Vergot.
Regards, Dr. George Hochmuth, NFREC Director
 

Dates of Interest
(Call ahead to confirm date and time on events.)

February 13:  Agri-Tourism Discussion

          NFREC-Live Oak   6:00 – 8:00 p.m.

 

 February 13:  Home Vegetable Gardening

                      Demonstration 4:00 p.m.
                      Wakulla Extension Office

 

February 15:  Agricultural E-Marketing     for more information

 Columbia Co. Extension Office 6:30 p.m.

 

February 15:  Panhandle (NW Florida)
                       Beef Conference & Trade Show
                       Marianna Ag Center

February 16:  Winter Florida Bull Test Sale
                         NFREC Beef Unit

February 19-20:  Fed Cattle Show, Jackson County Ag Center

February 24:  Wakulla Swine Show
                          Wakulla Extension Arena

March  1:  Beef Cattle Management Course
                    Local Extension Office

  

March 6:  Panhandle Peanut Short Course
                            
Jackson Co. Agriculture Center
                           
Hwy. 90 West, Marianna
 

March 7-8:  West Florida Livestock

      Show & Sale

      William Inman Agricultural Center, Quincy

 

April 7:  Small Farms Conference

Volusia County Fairground, (Deland)

8:30 – 3:00 p.m.

 

April 17:  Extension Agent In-Service Training

                Native Wildflowers for Central and

                South Florida

April 18-20:  Seeds for the Future, Wildflower & Grass Seed         Production Conference

May 23:   DDIS Inservice Training

                University of Florida, Plant Pathology Department,                                                    Fifield Hall, Gainesville

June 19-21:  Natural Resources Forum

Watershed  Science, Policy, Planning and Management  - Tampa Busch Gardens 

 

More Info on Dates

 

"Small Farms Conference" will be held at the Volusia County Fairground (Deland) on Saturday, April 7, 20001 from 8:30-3:00PM.  There will be educational programs on fruit trees, ornamental crop marketing, tractors, green house design and management, fish farming, goats,chainsaws and many more.   It is a family event with face painting, a petting zoo, pony rides, and a blue grass band will be playing.   If anyone has any questions or would like to set up a display at the trade show they can give me a call at 904-284-6355. (Kari Dollar)

 

*******

FROM: Shelby Tatlock, Conference Coordinator, University of Florida, Office of Conferences and Institutes (OCI)

RE: Natural Resources Forum: Watershed Science, Policy, Planning and

Management - Can We Make it Work in Florida?   

We would like to request your assistance with publicizing Natural Resources Forum: Watershed Science, Policy, Planning and Management -

Can We Make it Work in Florida? scheduled June 19-21, 2001 in Tampa,

Florida at the Embassy Suites - Tampa Busch Gardens.

We would appreciate your assistance with bringing this conference to the attention of your colleagues and association members by:

1) Providing a complimentary listing announcing the conference in the

Calendar of Events section in any newsletter publications you produce.

We need assistance with getting the word out, and would be grateful if

you would help us tell people of the conference.

2.) We invite you to create a link from your web site to the Natural

Resources Forum: Watershed Science, Policy, Planning and Management -

Can We Make it Work in Florida? web site located at

<http://www.ifas.ufl.edu/~conferweb/nrf/> Upon doing so, simply email methe website URL you want us to link to and we will create a reciprocal link to generate mutually beneficial exposure. My DIRECT EMAIL address is <mktatlock@mail.ifas.ufl.edu>.

3.) Should you maintain an industry or topical list serve, we would also appreciate you mentioning the Natural Resources Forum: Watershed

Science, Policy, Planning and Management - Can We Make it Work in

Florida? in future announcements, including a link to our conference web site for individuals who want more information.

We appreciate your help with publicizing this conference, and we will be happy to reciprocate. We look forward to hearing back from you and hope you will be joining us at the conference. In the meantime, should

additional information be required, please don't hesitate to call on me

personally.

 

News from University of Florida/IFAS

The University of Florida's IFAS Communication Services has developed
RadioSource.NET, an Internet radio network, to help support the
land-grant mission of informing and educating the public about
agricultural and life science issues.
    RadioSource.NET is a portal website posting audio programming from
the nation’s top research institutions.  Programming can be downloaded
from the site for radio station rebroadcast or streamed for consumer
use.  Topics include gardening, health and nutrition, environmental
news, agribusiness, agronomy, animal science, entomology, plant
pathology, and forestry, among others.  A specialized search engine
helps users find information easily.  Information can be sorted
by state, topic or date and new stories are added throughout the week.

    Please log onto http://radiosource.net to listen to the latest
land-grant radio news.  If you think you might have an interesting news


story for inclusion (for example breakthrough research in your field)
contact IFAS Communications Services reporter Linda Kubitz at
llk@ifas.ufl.edu.

    For more information about the RadioSource project please visit
http://radiosource.net, or contact Kathy Sohar at ksfl@ifas.ufl.edu.

PROGRAM UPDATES

 

Food & Resource Economics 

Oyster Consumption Survey 

In late 2000 a national telephone survey concerning oyster consumption and consumers’ perception and buying habits related to oysters (partially paid for by the Bureau of Seafood Marketing, FDACS). Over 2800 telephone calls were made to obtain 1800 interviews. Based upon survey results approximately 62.9% of the adult U.S. population have eaten raw oysters and 41.9% like them. In other words, only about 2/3 of those who have eaten raw oysters continue to do so. Taste, not food safety, is the single most important reason that people who have eaten oysters do not continue to eat them; 24% of those who have eaten them do not eat them because of taste. However, 71% of consumers are aware of the dangers of eating raw oysters. About 15% of those who eat raw oysters (or about 9.4% of the total adult U.S. population) consume about 85% of all the oysters sold. The average oyster consumer is male, between the ages of 18-49, lives in a coastal area and earns over $60K.

 

Frozen oysters similar in taste and texture to fresh oysters have become available in restaurants relatively recently. UF Food Scientists G. Rodrick and L. Garrido have worked on the new product. According these food scientists no detectable levels Vibrio vulnificus, the bacterium dangerous to at risk populations, are found in the frozen product. Respondents between 18 and 49 years of age were more likely than those 50 or more years old to believe that freezing oysters in the proper way would make oysters virtually bacteria free.

 

The product is generally not available at the retail level. Questions concerning willingness to buy whole and half shell frozen oysters in supermarkets were asked. About 15% of the U.S. adult population would be interested in the whole shell frozen oyster. About 30% of them (4.5% of total) said that they would pay at least $5.50 per dozen for frozen whole shell oysters, while just over 21% of them (about 3.2% of total) said they would pay at least $5.50 for the half shell product. In other words, this is a promising product for a few processors, but unless it can increase overall demand, it will not staunch the decline in oyster consumption experienced over the past decade.

(Dr. David Zimet & John L. Smith)

 (Zimet, NFREC News, 3-4)

 

Entomology

 

Joe Funderburk presented an invited paper “Flower Thrips-What They Are and How They Live” in the blueberry program at the Fruit and Vegetable Winter Conference on January 5, 2001 in Savannah, Georgia. Aspects of thrips biology, population dynamics, natural enemies, damage, and management were described. The content was published in the conference’s proceedings. The industry decided to pursue a Section 18 label for spinosad on blueberries which is now being processed by the Florida Department of Agriculture.  (Funderburk, NFREC News, 3-4)

 

Plant Pathology

  New On-Line Newsletter (Q&A) and Web Site for Plant Diseases 

New on-line newsletter called "Ask Plant Doctornet" was initiated, the first issue could be reached from the following URL  http://plantdoctor.ifas.ufl.edu/AskthePDN.htm

 

The on-line newsletter is in form of Questions and Answers. Interested  parties could send plant disease related questions to Tim Momol  tmomol@mail.ifas.ufl.edu. Questions will be replied within two weeks via E-mail. Selected Questions and their Answers will be posted as a new issue of the "Ask Plant Doctornet".

  This newsletter is located in the new web site "Plant Doctornet" that was created recently   http://plantdoctor.ifas.ufl.edu/  

In the new web site county extension faculty, producers, consultants, master gardeners and homeowners could find links to many Internet resources of plant disease diagnosis and management.  "Plant Doctornet" web site is under construction, new links will be added periodically.  

(Tim Momol, NFREC, Plant Pathology, January 15, 2001)

(Momol, NFREC News, 3-4)   

    

Horticultural Sciences

 

Impact of 2000/2001 on Fruit Crops in North Florida

This past winter brought an icy chill to the eastern United States with snow storms and record high utility bills.  Fortunately, we in north Florida were at least able to avoid the former.  This winter has been characterized by sustained winter cold and not an extreme cold spell.  For example, NOAA records obtained for the Tallahassee Regional Airport indicate that between 15 Nov. and 1 Feb. we experienced 30 days with a minimum temperature in the 29 or below.  Nevertheless, only 4 days occurred in the teens with the coldest temperature of 18 F recorded on 31 Jan.  Although utility bills for this winter were much higher than normal, the average temperature during this 2 ˝  month period was only 2 F below normal.  

         The effect of this winter cold on deciduous crops was to provide an abundance of winter chilling.  Most deciduous fruit trees require a certain amount of winter cold  before they will bloom and fruit naturally, or, in other words they have a chilling requirement.  For example, the peaches and nectarines that are best adapted to our region may a chilling requirement of 400 to 550 hours of cumulative temperatures below 45 F, although we grow between 300 to 650 hour genotypes as a backup for warm or cold winters, respectively.  We have recorded well in excess of  750 hours as of the Feb 1 reporting date which means that virtually all peach and nectarine  trees have had their chilling requirement met and they will bloom when they receive a sufficient amount of warm temperatures.  It, of course, is desirable that fruit trees receive their chilling requirement so that they can bloom normally; however, when it is far exceeded by 1 Feb. there is a good chance that a warm period will be followed by a cold period, the effect could be freeze injury of flower buds and elimination of the crop for 2001.  Normally the bloom period is about10 to 14 days in the spring and all it takes is about 26 to 28 F to cause freeze or frost injury.  (Once all the flower buds are destroyed there are no compensatory mechanisms to produce new ones).  Thus, it is too early to forecast the crop potentials of many deciduous fruit trees such as peach, nectarine, apple, plum, pear and blueberries for 2001.  Pecan trees are less likely to bloom prematurely and are thus less likely to incur frost injury.

           The fate of Citrus planted in response to the cold temperatures in north Florida was dependent on variety, location, physiological condition and plant age.  For the ease of discussion only the Citrus planted at the NFREC-Quincy and Monticello will be discussed.   At both locations the only Citrus to survive were kumquats and satsuma mandarins.  They are the most cold hardy citrus and can survive 16 to 22 F.  Navels and Meyer lemons, which have a normal limit of cold hardiness about 24 to 26  F, did not survive.  Of the satsumas and kumquats old trees faired better than young trees and trees planted next to buildings performed better than those in an open field.  For example, at the NFREC-Quincy all first year trees perished where established trees at least three years old and located next to buildings survived.  A few 1 year old satsuma and kumquat may have survived where a pyramid of soil surrounding the trunk was used for freeze protection.  At the NFREC-Monticello 8 year old trees survived better than 3 year old trees.   The 3 year old trees were stressed with a heavy crop load and the centers of the tree lay exposed because the branched were laid over, whereas the 8 year old trees had a significant amount of tree mass and sustained less freeze injury.   Due to the fact that the minimum temperatures recorded for this winter were close to the threshold temperatures for winter injury for satsuma and kumquat the actual damage sustained will be location, physiological condition and plant age dependent. (Dr. Peter C. Andersen)

(Andersen, NFREC News, 3-4)

Thought for the Day:

All glory comes from daring to begin.    

 

Cheryl Vergot, Public Relations
NFREC - Quincy, U/F IFAS
E-Mail: cvergot@ifas.ufl.edu
Phone: (850) 875-7112

The Institute of Food and Agricultural Sciences is an Equal Employment Opportunity Affirmative Action Employer authorized to provide research, educational information and other services only to individuals and institutions that function without regard to race, color, sex, age handicap or national origin. 

COOPERATIVE EXTENSION WORK IN AGRICULTURE, FAMILY & CONSUMER SERVICES, STATE OF FLORIDA, IFAS, UNIVERSITY OF FLORIDA, U.S. DEPARTMENT OF AGRICULTURE, AND BOARDS OF COUNTY COMMISSIONER COOPERATING

An Equal Opportunity/Affirmative Action Institution

 

 

Cheryl Vergot, Public Relations
NFREC - Quincy, U/F IFAS
E-Mail: cvergot@ifas.ufl.edu
Phone: (850) 875-7112

The Institute of Food and Agricultural Sciences is an Equal Employment Opportunity Affirmative Action Employer authorized to provide research, educational information and other services only to individuals and institutions that function without regard to race, color, sex, age handicap or national origin. 

COOPERATIVE EXTENSION WORK IN AGRICULTURE, FAMILY & CONSUMER SERVICES, STATE OF FLORIDA, IFAS, UNIVERSITY OF FLORIDA, U.S. DEPARTMENT OF AGRICULTURE, AND BOARDS OF COUNTY COMMISSIONER COOPERATING

An Equal Opportunity/Affirmative Action Institution

 

 

 


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