28 Apr 2021
Trapping 2021

Trapping for Asian Citrus Psyllid in Southern Africa: Feb / Mar 2021

The article describes how the presence of the Asian Citrus Psyllid (ACP), Diaphorina citri Kuwayama (Hemiptera: Liviidae), in parts of Africa, most recently trapped in southwestern Tanzania and Kenya, is increasing the risk to citriculture in Southern Africa. ACP is an effective vector of Huanglongbing (HLB), which is a destructive citrus greening disease and is associated with the gram negative α-Proteobacteria Candidatus Liberibacter asiaticus (Las).

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28 Apr 2021

New pigmented orange varieties allow for year-round red orange promotions

BioGold North America, a citrus variety development company, is now licensing growers to plant two new red orange varieties in California. BioGold North America is a part of the BioGold International family of companies, which has footprints in Australia, Spain, the Mediterranean Basin, South Africa, South America and the United States.

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28 Apr 2021
Orange Blossom

Effects of gibberellin treatment during flowering induction period on global gene expression and the transcription of flowering-control genes in Citrus buds

As we enter the flower induction stage different factor control the amount of flowering for the next season. Gibberellic acid (GA) is a strong inhibitor for the flowering genes in Citrus. The aim of the study was to determine to what length GA has got an influence. GA was applied on citrus bud and the genetics analyzed and more Leafy mRNA were transcribed in these buds.

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28 Apr 2021
Lane Late Citrus

Response of Navel Lane Late citrus trees to regulated deficit irrigation: Yield components and fruit composition

The aim of this study was to determine how regulated deficit irrigation (RDI) would affect the yield and fruit quality parameters at harvest for lane late Navel during the summer month / fruit growth phase 2. The final fruit size of all RDI treatments were smaller compared to the control, however, The first treatment of 50% ET0 had the best internal quality fruit with higher total soluble solids and acids. The latter treatment had a 19% yield reduction due to fruit size.

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