Sweet Onion Variety TrialUniversity of Hawaii

Kula Ag Park Sub-Station, 2007Harvested May 22 to May 30, 2007

Robin Shimabuku and Hector ValenzuelaUniv. Hawaii at Manoa, CTAHR Cooperative Extension Service

Swee

t Oni

on V

arie

ty T

rial

Uni

vers

ity o

f Haw

aii

Kul

a A

g Pa

rk S

ub-S

tatio

n, 2

007

Har

vest

ed M

ay 2

2 to

May

30,

200

7

Robi

n Sh

imab

uku

and

Hec

tor V

alen

zuel

aU

niv.

Haw

aii a

t Man

oa, C

TAH

R C

oope

rativ

e Ex

tens

ion

Serv

ice

Tabl

e 1.

Indi

vidu

al m

ean

bulb

wei

ght,

perc

enta

ge a

nd w

eigh

t of G

rade

A b

ulbs

, an

d gr

adin

g fo

r sev

eral

oni

on v

arie

ties g

row

n at

the

Kul

a A

gPa

rk, 2

007

(1 lb

= 45

3.6

gram

s; 1

oz=

28.3

5 gr

ams)

.C

ultiv

arBu

lb W

eigh

tC

VTo

tal W

eigh

tN

o. G

rade

AG

rade

A w

t Bu

lk W

tSp

litSm

all

deca

ysh

ape

doub

le(g

r/bu

lb)

(Kg/

400

bulb

s)(N

o)(g

r/bu

lb)

(Kg/

100

bulb

s)(N

o.)

(No.

)(N

o.)

(No)

.(N

o.)

Lind

a V

ista

412.

9A54

.316

5.2

345

(86%

)42

3.2

41.8

A1

417

257

Jagu

ar38

9.6A

B11

0.9

155.

833

8 (8

4%)

412.

239

.9A

B4

174

361

Eban

o37

1.9B

C29

.514

8.7

148

(85%

)36

9.3

NA

11

712

4H

CAL1

0310

135

3.4C

38.7

141.

337

0 (9

2%)

368.

135

.7BC

121

70

110

3100

Y34

5.2C

D53

.413

8.0

372

(93%

)34

9.7

33.7

CD0

11

178

Mer

cede

s33

8.4C

D29

.813

5.2

81 (9

6%)

337.

7N

A0

00

02

1508

2Y31

6.6D

E44

.312

6.6

318

(79%

)31

6.5

31.8

CD24

1635

43

1121

0429

7.3E

48.1

118.

931

4 (7

8%)

308.

330

.4D

2220

153

12PS

2091

292.

2E31

.111

6.9

374

(93%

)29

6.9

29.9

D1

68

46

7057

00R

225.

2F42

.790

.133

6 (8

4%)

250.

0N

A0

580

06

1311

5Y22

3.1F

44.4

89.2

307

(77%

)24

7.7

28.9

D9

5210

192

HCA

L105

000Y

181.

2G80

.351

.923

4 (5

7%)

237.

217

.2E

512

211

261

Notes:

1.

Wei

ght d

ata

was

col

lect

ed fr

om in

divi

dual

bul

bs, 1

00 b

ulbs

per

repl

icat

ion,

for a

tota

l of 4

00 b

ulbs

(4 re

plic

atio

ns).

The

first

colu

mn

lists

aver

age

wei

ght o

f bul

bs,

amon

g al

l bul

bs sa

mpl

ed (4

00 p

er v

arie

ty).

Bulk

wei

ght (

colu

mn

7) w

as o

btai

ned

by o

btai

ning

the

bulk

wei

ght o

f 100

bul

bs p

er re

plic

atio

n.2.

O

nly

173

bulb

s wer

e ha

rves

ted

for c

ultiv

ar E

bano

, and

84

for M

erce

des (

one

repl

icat

ion

for e

ach)

.3.

W

ithin

col

umns

, num

bers

follo

wed

by

the

sam

e le

tter a

re c

onsid

ered

to b

e sta

tistic

ally

sim

ilar a

ccor

ding

to D

unca

n’s

new

mul

tiple

rang

e te

st (P

<0.0

5).

4.

CV=

coef

ficie

nt o

f var

iatio

n (fo

r Gra

de A

bul

bs),

an in

dica

tion

of b

ulb

size

unifo

rmity

(low

er v

alue

s sho

w b

ette

r bul

b siz

e un

iform

ity w

ithin

eac

h va

riety

). Be

stun

iform

ity w

as o

btai

ned

with

cul

tivar

s no.

3 a

nd 8

.

Swee

t Oni

on V

arie

ty T

rial

Uni

vers

ity o

f Haw

aii

Kul

a A

g Pa

rk S

ub-S

tatio

n, 2

007

Har

vest

ed M

ay 2

2 to

May

30,

200

7

Tabl

e 2.

Sol

uble

solid

s of s

ever

al sw

eet o

nion

var

ietie

s gro

wn

at th

e U

H K

ula

Ag

Park

Sub

-Sta

tion,

har

vest

ed o

n M

ay 2

2-30

, 200

7 (m

ean

valu

e of

3 b

ulbs

per

varie

ty).

Mea

sure

men

ts w

ere

take

n on

e w

eek

afte

r har

vest

.

Cul

tivar

Cen

ter o

f Bul

bBo

rder

/Per

imet

er o

f Bul

b

Jagu

ar7.

8A4.

7AB

1311

5Y7.

7A4.

8AB

7057

00R

7.5A

6.0A

HCA

L103

101

7.3A

4.3A

B10

3100

Y7.

3A4.

7AB

1121

047.

35.

0AB

PS20

917.

0A5.

7A15

082Y

6.6A

5.5A

BH

CAL1

0500

0Y5.

7A4.

3AB

Lind

a V

ista

5.7A

3.8B

Ave

rage

Val

ues

7.0

4.9

Ebano

Jaguar

Linda Vista

HCAL-103101

Ebano