Laeveld_Agrochem_GROEI_20_-_Winter_2022.pdf

source leaves is the result during periods of zinc deficiency. Manganese The major symptom of manganese deficiency is interveinal chlorosis associated with [...] g regions of South Africa - Limpopo, Mpumalanga, and KwaZulu-Natal. The major pests tackled were thrips, MNB (macadamia nut borer) and stinkbug. To ensure [...] nut borer (Thaumatotibia batrachopa) is native to Africa. Macadamia is the major host of this moth species, and it has not been linked to any other crop or