County Extension Agent Training 2008 Peanut Production Update Agronomics University of Georgia –...

County Extension Agent Training

2008 Peanut Production Update

Agronomics

County Extension Agent Training

2008 Peanut Production Update

Agronomics

University of Georgia – College of Agricultural and Environmental SciencesDepartment of Crop and Soil Sciences

Topics for Discussion

Cultivar Descriptions & Seed Availability

Acreage

Planting Dates


13 plant introductions used in runner variety breeding

Peanut Sci. 2001. Isleib, Holbrook, & Gorbet.DP-1, Hull, GA-02C, GA-01R

Cultivars in 2008

Georgia Green, AP-3, Georgia-03L, Georgia-02C, AT 3085RO, C-99R will account for 90% + of the acreage

Georgia-06G, Florida-07, McCloud, York, and AP-4 – released in 2007, limited seed

Georgia-07W, Tifguard, and AT 215 released for 2008


Cultivars in 2008

There may be some Georgia-01R available from Forrester Farms in Columbia, AL

There was a farmer in AL that also planted some Tifrunner in 2007 – did he save seed?

AT 3081R and Carver – acreage dropping


Georgia-07W

Advanced breeding line GA 011514

Progeny of a cross between C-99R and Georgia Green

Medium to medium + maturity

“W” stands for white mold resistance

Not high oleic


Tifguard

Advanced breeding line C724-19-15

Progeny of a cross between C-99R and Coan

Medium maturity

Very good resistance to root-knot nematode and TSWV

Shell out similar to C-99R, not high oleic


Acreage Planted in 2007 for 2008 Seed Supplysource: Georgia Crop Improvement Association


CULTIVAR SOURCE ACREAGE %

Georgia Green UGA 50,156 59.2

Georgia-03L UGA 9,272 10.9

Georgia-02C UGA 8,502 10.0

AT 3085RO Golden 6,150 7.3

C-99R UF 3,428 4.0

AP-3 UF - Anderson 2,834 3.3

AT 3081R Golden 973

AT 215 Golden 672

Florida-07 UF 642

York UF 515

Georgia-06G UGA 491

Carver UF 312

Georgia-01R UGA 247

McCloud UF 192

ViruGard Golden 140

Tifguard USDA 115

Georgia Greener UGA 38

Georgia-07W UGA 17

TOTAL 84,717

Cultivars and Maturity Range


Cultivar Days to Maturity Relative to Georgia Green

ViruGard 21 days earlier

Andru II 10-14 days earlier

AT 215 10-14 earlier ??

Carver 0-7 days earlier

Georgia Green 135-140 days after planting

AT 3081R Same

AT 3085RO Same

Georgia-03L Same

Georgia-06G Same

McCloud Same ??

AP-3 0-7 days later

Florida-07 7 days later ??

York 14-21 days later

C-99R 14-21 days later

Georgia-01R 14-21 days later

Georgia-02C 21 days later

High Oleic Cultivars

AT 215

AT 3085RO

Florida-07

Georgia-02C

McCloud

York

Cultivar Seed SizesMedium-Large

AP-3

Georgia-03L

McCloud

Large Seeded Runners

AT 215

C-99R

Florida-07

Georgia-01R

ViruGard

SmallGeorgia GreenYork

MediumAT 3081RAT 3085ROCarverGeorgia-02CGeorgia-06GGeorgia Greener

Attapulgus – 8/21/07 – planted June 11 (71 DAP)

AP-3AP-4 AT 3081R AT 3085RO

GA-03L

GA-06GGG

GA-06G AP-3

GA-06G GA Green GA-03LAP-4

AP-3

AP-33085

Georgia 2007 SWVT – Tifton, Irrigated

4000

4500

5000

5500

6000

6500

PRELIMINARY – NOT FOR DISTRIBUTION

Georgia 2007 SWVT – Tifton, Non-Irrigated

2500

2700

2900

3100

3300

3500

3700

3900

4100

4300

4500

PRELIMINARY – NOT FOR DISTRIBUTION

Georgia-06G Trials

3000

3500

4000

4500

5000

5500

6000

Seminole Early Tift Jefferson

GA Green GA-06G GA-03L AT 3085RO FL-07

Cultivar X Row Pattern X Tillage Trial

5036 5096 5080

55375680

6512

5204

4684

4000

4500

5000

5500

6000

6500

7000

GeorgiaGreen

AP-3 Georgia-03L

AT 3081R AT3085RO

Georgia-06G

AP-4 Georgia-02C

averaged over tillage and row pattern

Root Knot Nematode TrialDecatur Co. (irrigated)

3370

3510

3000

3200

3400

3600

3800

4000

Georgia Green Tifguard

Root Knot Nematode TrialDecatur Co. (irrigated)

1.9

0.02

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2


Root gall ratings based on % of root system with galls1 = 1-10%, 9 = 81-90%

Root Knot Nematode TrialWebster Co. (non-irrigated)

5.32

0.19

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6


Root gall ratings based on % of root system with galls1 = 1-10%, 9 = 81-90%

Georgia Peanut Acreage1950 - 2007

400

450

500

550

600

650

700

750

800

850

900

950

1000

1950

1960

1970

1980

1990

2000

(1,000 acres)

Georgia Peanut Yields1950 - 2006

(lbs/A)

0

500

1000

1500

2000

2500

3000

3500

4000

‘84

‘74 ‘75‘78 ‘79 ‘82 ‘85 ‘01

2003 – 3,450 lbs/A

Planting Date Trials

2000

2500

3000

3500

4000

4500

5000

5500

6000

Attapulgus Sunbelt Tifton Midville

April May June

10 9 11 18 16 19 11 30 17 17

Planting Date TrialsTifton

3000

3500

4000

4500

5000

5500

6000

6500

7000

GA G

reen

AP-3AP-4

GA-0

3L

3081

R

3085

RO

GA-0

6GFL-0

7

April May

Lb

s/A

Planting Date TrialsTifton

0

5

10

15

20

25

30

GA G

reen

AP-3AP-4

GA-0

3L

3081

R

3085

RO

GA-0

6GFL-0

7

April May

% T

SW

V

Planting Date TrialsApril Planting Dates

2500

3000

3500

4000

4500

5000

5500

GA G

reen

AP-3

GA-0

3L

3081

R

3085

RO

GA-0

6GFL-0

7

Tifton Attapulgus Sunbelt Midville

Lb

s/A

Planting Date Trial UGA’s Attapulgus Research and Education Center

Decatur County

Image taken on July 25th

Planting Date = June 11 (44 DAP)

Planting Date = June 25 (30 DAP)

Georgia-03L Seeding Rate Trial

40464113

45904513

4193

37003800390040004100

420043004400450046004700

2 2.5 3 3.5 4

Seed per Foot of Each Twin Row

Thimet Rate Trial

Treatments Thrips Injury* TSWV Yield TSMK

Thimet 20G @ 7.5 lbs/A

2.0 41 3599 73.5


1.75 25 4421 74.3


2.5 21 4340 74.8

Temik 15G @ 7.0 lbs/A

3.25 43 3986 73.8

UTC 5.75 45 3822 73.3

*0-10 scale, 0 = none, 6 = necrotic terminal, 10 = deadCultivar = Georgia Green, planting date = April 23, 2007Twin row pattern

Dates to RememberJanuary 17 – Georgia Peanut Farm Show - AlbanyApril 17 – Peanut Seed Short Course - TiftonJune 26 – Agent Training, Agronomic Crops Field Day –

TiftonJuly 15-18 – APRES – Oklahoma City, OKJuly 20-22 – Southern Peanut Growers Conference –

Panama City Beach, FLAugust 5 – Agent Training, Harvest Clinic – StatesboroAugust 14 – Agent Training, Harvest Clinic – TiftonDec 2 – Agent Training, Peanut Update – StatesboroDec 10 – Agent Training, Peanut Update - Tifton

County Extension Agent Training 2008 Peanut Production Update Agronomics University of Georgia –...

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