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47. Volume 14- Number 2 - IP Australia

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conventional management. Trial design: 15-entry trial in a<br />

row and column design with four replicates and three or<br />

four row x <strong>14</strong>m plots. Measurements: lint % and fibre<br />

quality measurements taken on a 400g subsample from the<br />

whole centre row harvest. Fibre quality was measured on a<br />

Zellweger Uster HVI 900 instrument.<br />

Prior Application and sales<br />

No prior applications. First sold in <strong>Australia</strong> in Sep 2000.<br />

Description: Peter Reid, CSIRO Plant Industry, Cotton Research Unit,<br />

Narrabri, NSW.<br />

Table 15 Gossypium varieties<br />

‘Sicot 289i’ *‘Sicot 189i’ A<br />

____________________________________________________<br />

FRUITING BRANCH FIRST INTERNODE (mm)<br />

mean 124.5 85.8<br />

std deviation 9.3 13.9<br />

LSD/sig 16.0 P≤0.01<br />

____________________________________________________<br />

BRACT WIDTH (mm)<br />

mean 28.8 24.2<br />

std deviation 2.4 3.0<br />

LSD/sig 2.5 P≤0.01<br />

____________________________________________________<br />

STIGMA DISTANCE RELATIVE TO STAMENS (mm)<br />

mean 1.9 -0.3<br />

std deviation 0.9 0.6<br />

LSD/sig 1.1 P≤0.01<br />

____________________________________________________<br />

QUANTITATIVE CRY1Ac BT ELISA (Optical Density)<br />

mean 0.99 0.36<br />

std deviation 0.13 0.08<br />

LSD/sig 0.13 P≤0.01<br />

____________________________________________________<br />

FIBRE QUALITY CHARACTERISTICS<br />

LENGTH (mm)<br />

mean 30.1 29.4<br />

std deviation 0.6 0.7<br />

LSD/sig 0.42 P≤0.01<br />

____________________________________________________<br />

‘Sicala V-3RRi’<br />

Application No: 2000/324 Accepted: 17 Nov 2000.<br />

Applicant: CSIRO Plant Industry, Cotton Research<br />

Unit, Narrabri, NSW.<br />

Characteristics (Table 16, Figure 41a and 41b) Plant:<br />

shape conical, height medium, maturity medium (173 days<br />

to mature), foliage density medium. Leaf: palmate, very<br />

slight pubescence of midrib, gossypol and nectary glands<br />

present. Flower: colour of petals cream, stigma distance<br />

above stamens long (mean 3.5mm). Boll: size large, shape<br />

ovate, pitting of surface fine, length of peduncle medium<br />

(mean 26mm), prominence of tip medium, opening<br />

medium, bract size large (52mm x 31mm). Seeds: density<br />

of fuzz medium. Lint: proportion high (0.40), length<br />

medium (29.3mm), strength high (30.9 g/tex), micronaire<br />

medium (4.0). Disease: resistant to bacterial blight<br />

(Xanthomonas campestris pv malvacearum), good<br />

tolerance to verticillium wilt (Verticillium dahliae).<br />

Transgenes: Ingard ® gene incorporated for lepidopteran<br />

insect control, Roundup Ready® gene incorporated for<br />

tolerance to glyphosate herbicide.<br />

PLANT VARIETIES JOURNAL 2001 VOL <strong>14</strong> NO. 2<br />

Origin and Breeding Controlled pollination: seed parent<br />

breeding line 95410 x pollen parent breeding line 95608 in<br />

a planned breeding program at the <strong>Australia</strong>n Cotton<br />

Research Institute (ACRI), Narrabri NSW. The seed parent<br />

95410 is distinguished from ‘Sicala V-3RRi’ by the absence<br />

of the Roundup Ready® gene. The pollen parent 95608 is<br />

distinguished from ‘Sicala V-3RRi’ by the absence of the<br />

Ingard® gene. Single plant selection followed by progeny<br />

row and multiple environment trials were carried out.<br />

Selection criteria: Ingard® and Roundup Ready® traits,<br />

plant habit, resistance to bacterial blight, resistance to<br />

verticillium wilt, leaf hair, lint % and fibre quality.<br />

Propagation: by seed. Breeder: Mr PE Reid, CSIRO,<br />

Narrabri, NSW.<br />

Choice of Comparators ‘Sicala V-2i’ A was chosen<br />

because it is a similar variety with normal leaf shape and<br />

very similar plant habit and the Ingard® gene. ‘Sicala V-<br />

2RR’ A was chosen because it is a variety with normal leaf<br />

shape and very similar plant habit and the Roundup<br />

Ready® gene. ‘Sicala V-2’ A was chosen because it was the<br />

backcross variety used to develop the breeding lines<br />

containing the Ingard® and Roundup Ready® traits. The<br />

parents were not considered for the reasons stated above.<br />

Comparative Trials Morphology trial location: <strong>Australia</strong>n<br />

Cotton Research Institute, Narrabri, NSW, 1999-2000<br />

summer. Conditions: field grown irrigated trial with<br />

conventional management. Trial design: 30-entry trial in a<br />

row and column design with four replicates and two rows x<br />

<strong>14</strong>m plots. Measurements: morphological measurements on<br />

10 plants from each plot. Fibre quality trial locations: 9 trial<br />

locations from Warren, NSW to Emerald, QLD, 1999-2000<br />

summer. Conditions: field grown irrigated trials with<br />

conventional management. Trial design: 50-trial in a row<br />

and column design with four replicates and three or four<br />

row x <strong>14</strong>m plots. Measurements: lint % and fibre quality<br />

measurements taken on a 400g subsample from the whole<br />

centre row harvest. Fibre quality was measured on a<br />

Zellweger Uster HVI 900 instrument.<br />

Prior Application and sales Nil.<br />

Description: Peter Reid, CSIRO Plant Industry, Cotton Research Unit,<br />

Narrabri, NSW.<br />

Table 16 Gossypium varieties<br />

‘Sicala *‘Sicala *‘Sicala *‘Sicala<br />

V-3RRi’ V-2i’ A V-2RR’ A V-2’ A<br />

____________________________________________________<br />

FRUITING BRANCH FIRST INTERNODE (mm)<br />

mean <strong>14</strong>5.0 121.9 107.6 116.9<br />

std deviation 10.9 9.0 8.4 11.8<br />

LSD/sig 16.0 P≤0.01 P≤0.01 P≤0.01<br />

____________________________________________________<br />

PEDUNCLE LENGTH (mm)<br />

mean 26.4 25.5 23.0 24.3<br />

std deviation 4.1 1.9 2.2 1.5<br />

LSD/sig 3.2 ns P≤0.01 ns<br />

____________________________________________________<br />

BRACT WIDTH (mm)<br />

mean 31.0 35.0 32.7 32.9<br />

std deviation 3.3 4.7 3.3 4.4<br />

LSD/sig 2.5 P≤0.01 ns ns<br />

____________________________________________________<br />

39<br />

DESCR<strong>IP</strong>TIONS

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