The impact of weather anomalies on shallot seed production in West Lombok, Indonesia

Shallot ( Allium cepa L.) is one of the strategic commodities in Indonesia, where Province West Nusa Tenggara (NTB) third largest shallot-producing area. The main constraint shallot cultivation limited availability certified seeds and weather strongly influences cultivation. This paper discusses impact 2021 anomaly on seed production Lombok Regency, NTB Province, Indonesia. To produce supply seeds, Super Phillip variety was planted period May-June farmers' land with an area 4,000 m 2 alluvial soil. There a June 2021, form high rainy days up to 12 increase rainfall 176 mm (414%) above normal, resulting damage bulb enlargement phase Fusarium disease attacks plants older than 40 which resulted harvest failures. crop failure losses almost 100% production. anticipate failures minimize risks farming system future, it necessary learn transfer technology interpret prediction information design planting calendar.