Proteas

All presentations, videos and posters used during the International Proteas Symposium held in La Palma and Tenerife from 13 to 18 March 2022 are available below.

16th March – Workshop:

+ Main pests and diseases of the Proteas crop in the Azores. Control strategies. (Antonio Domingues – Servicio Desenvolvimiento Agrario Terceira, Azores)

+ Propagation methods in the cultivation of Proteas. (María Leandro – Flora United Farm Portugal Lda)

+ Cultivation of the Proteas crop in the USA (Ben Gill – Proteas crop consultant, California)

+ Trends in the Proteas market at a global level. How the Dutch auction works. (Olga Keijser – Coloríginz, Netherlands)

+ Quality certification in the cut flower sector. (Olga Keijser – Coloríginz, Netherlands)

+ Classification and marketing of Proteas. Experience of Fruter Coop, Terceira, Azores. (Paulo Rocha, FruterCoop, Azores)

+ Classification and marketing of Proteas. Experience of Proteas de La Palma, (Francico Molina, Proteas de La Palma Sdad. Coop., Canary Islands)

+ Experience with new protea cultivars. Ayobas Group. (María Guzmán, Proteas de La Palma Sdad. Coop. Canary Islands)

17 March – Symposium

Session 1: Propagation

+ Proteas micropropagation – A review. (Juan F. Pérez Francés – La Laguna University, Tenerife, Canary Islands)

+ Effect of Wounding and Reduction of Foliar Area of the Scions on Cutting-grafting of Leucospermum «Rigoletto» on L. patersonii. (María C. Vera Batista – La Laguna University, Tenerife, Canary Islands).

+ ISHS business meeting (Margherita Beruto, Chair Division Ornamental Plants).

18th March – Symposium

Session 2: Breeding

+ Breeding Leucospermum for improved horticultural characteristics, disease tolerance and cultivation in tropical climates. (Kenneth W. Leonhardt – Dept of Horticulture, University of Hawaii, U.S.A.)

+ Protea poster (Kenneth W. Leonhardt – Dept of Horticulture, University of Hawaii, U.S.A.)

+ Breeding of Leucospermum to Obtain Clayey and / or Alkaline-clayey Soil Tolerance Hybrids (Isidoro Rodríguez Hernández – La Laguna University, Tenerife, Spain)

Session 3: Crop Management: Nutrition and Irrigation

+ Evolutionary adaptation of plants to phosphorus deficiency: the multifaceted role of proteoid roots (Avner Silver – Inst. Soil, Water & Environm. Sci., ARO, The Volcani Center, Israel)

Session 4: Crop Management: Pruning, flowering and production

+ Pruning cut-flower protea (D.G. Malan – Fynflor, Kleineweide 4, Stellenbosh, South Africa) pending of presentation.

+ Manipulating flowering time of Protea `Pink Ice´ in Chile to prevent bud freeze injury (Flavia Schiappacasse – University of Talca, Facultad de Ciencias Agrarias, Talca, Chile).

+ Phenological studies of Protea cynaroides (L.) ‘Arctic Ice’ following a synchronising winter pruning regime (N. Hattingh – Stellenbosch University, South Africa).

+ Curvature development in vegetative Leucospermum ‘Soleil’ and ‘Succession II’ shoots in response to gravity and a consistent force (Eugenie-Lien Louw – Arnelia Farms, Technical Manager, Hopefield, South Africa).

+ Protea ´Pink Ice’: base temperature and growing degree hours from flower bud to harvest stage in Maule Region, Chile (Flavia Schiappacasse – University of Talca, Facultad de Ciencias Agrarias, Talca, Chile).

+ ASOCAN and Current Canaries Proteaceae Production: Achievements and Challenges (Antonio López Cappa – ASOCAN, Canary Islands, Tenerife, Spain)

+ Agricultural biodiversity, proteas as instrument of integral development in the protection space Seven Lomas, southeast of Tenerife, Canary Islands (M. L. Fuertes – Gob. de Canarias)

Session 5: Postharvest

+ Recent advances in postharvest research for Proteaceae ornamentals (Lynn Hoffman – Department of Horticultural Science, Stellenbosch University, Western Cape Stellenbosch, S.Africa).

Session 6: Plant protection

+ Proteaceae Plant Protection – An Overview from Portugal (María Leandro – Flora United, Portugal)

+ Calendar of risk occurrence for pests and diseases most common in Proteaceae in the Azores islands (Antonio Domingues – SDAT, Vinha Brava, Angra do Heroísmo Azores, Portugal).

+ Risk map of the main diseases and pests that affect in the Canary Islands (Enrique Huertas – La Palma Council, La Palma, Spain)

POSTERS SESSION

A.M. de León-Hernández¹, M.C. Vera-Batista¹, V. Herrera-González¹, M. Hernández², I. Rodríguez-Hernández¹ and J.A. Rodríguez-Pérez¹	Propagation by grafting on Leucospermum patersonii and L. ‘Spider’ of Leucospermum cultivars: ‘Anouk’, ‘Raziya’, ‘Succession I’ and ‘Themba’	¹Department of Agricultural, Nautical, Civil and Marine Engineering, University of La Laguna, Tenerife, Spain; ²Instituto de Productos Naturales y Agrobiología, Consejo Superior de Investigaciones Científicas, Avenida Astrofísico Francisco Sánchez ,3, La Laguna, 38206, Tenerife, Spain.
A.M. de León-Hernández^1,a, M.C. Vera-Batista¹, V. Herrera-González¹, M. Hernández², I. Rodríguez-Hernández¹ and J.A. Rodríguez-Pérez¹	Propagation by cutting-grafting on Leucospermum patersonii of Leucospermum cultivars: ‘Anouk’, ‘Raziya’, ‘Succession I’ and ‘Themba’	¹Department of Agricultural, Nautical, Civil and Marine Engineering, , University of La Laguna, Tenerife, Spain; ²Instituto de Productos Naturales y Agrobiología, Consejo Supesrior de Investigaciones Científicas, Avenida Astrofísico Francisco Sánchez ,3, La Laguna, 38206, Tenerife, Spain.
Maria Candelaria Vera-Batista¹, M. Carmen Alfayate², Emma Suárez³, Zuleima González², Isabel Hernández¹, Andrea Lozano², Patricia Marrero²,	Structural and ultrastructural study of leaf and stem of six cultivars of Leucadendron (R.Br.) and Leucospermum (R.Br.) genera (Proteacea e)	¹Department of Agricultural, Nautical, Civil and Marine Engineering; ³Faculty of Pharmacy; ²Faculty of Biology, La Laguna University, Tenerife, Spain
Maria Candelaria Vera-Batista¹, Emma Suárez³ Isabel Hernández¹, Yaiza Chávez² Andrea Lozano², Patricia Marrero², M. Carmen Alfayate²	Vegetative Propagation of Leucospermum R.Br.: a comparative study at the developmental and tissue levels after different treatments	¹Department of Agricultural, Nautical, Civil and Marine Engineering; ³Faculty of Pharmacy; ²Faculty of Biology, La Laguna University, Tenerife, Spain
Maria Candelaria Vera-Batista¹, Emma Suárez², J. A. Rodríguez-Pérez¹, M. Carmen Alfayate³, and I. Frías⁴	Peroxidases as biochemical markers for rooting in some species and cultivars of two Proteaceae genera	¹Department of Agricultural, Nautical, Civil and Marine Engineering; ²Faculty of Pharmacy; ³Faculty of Biology; ⁴Faculty of Sciences, La Laguna University, Tenerife, Spain
I. Rodríguez-Hernández^1a, M.C. Vera-Batista¹, A.M. de León-Hernández^1,, M. González-Hernández¹ and J.A. Rodríguez-Pérez¹.	Cutting grafting of Leucospermum ‘Tango’ on L. ‘Spider’. Effect of wounding, rooting media, and reduction of foliar area of the scion.	¹Agricultural Engineering Section, Department of Agricultural, Nautical, Civil and Marine Engineering, Higher Polytechnic School of Engineering, University of La Laguna, Carretera de Geneto, 2, 38200, La Lguna, Tenerife, Spain.
I. Rodríguez-Hernández¹, M.C. Vera-Batista¹, A.M. de León-Hernández ¹and J.A. Rodríguez-Pérez¹.	Effects of pretreatment of mother plants with BA and concentration of IBA on rooting of Leucospermum ‘Succession II’ stem cuttings	¹Agricultural Engineering Section, Department of Agricultural, Nautical, Civil and Marine Engineering, Higher Polytechnic School of Engineering, University of La Laguna, Carretera de Geneto, 2, 38200, La Lguna, Tenerife, Spain.
J.A. Rodríguez-Pérez¹, A.M. de León-Hernández ¹and M. Hernández²	Influence of clay soil on two Leucospermum cultivars planted directly or grafted on clay-soil resistant rootstock. Study of Na and micronutrient nutrition.	¹Agricultural Engineering Section, Department of Agricultural, Nautical, Civil and Marine Engineering, Higher Polytechnic School of Engineering, University of La Laguna, Carretera de Geneto, 2, 38200, La Lguna, Tenerife, Spain.
J.A. Rodríguez-Pérez¹, A.M. de León-Hernández ¹, M. Hernández², M.C. Vera-Batista¹, and I. Rodríguez-Hernández¹	Influence of clay soil on two Leucospermum cultivars planted directly or grafted on clay-soil resistant rootstock. Study of plant growth and cut flowers production.	¹Agricultural Engineering Section, Department of Agricultural, Nautical, Civil and Marine Engineering, Higher Polytechnic School of Engineering, University of La Laguna, Carretera de Geneto, 2, 38200, La Lguna, Tenerife, Spain.