การใช้เทคโนโลยีการผลิตที่เหมาะสมในการผลิตข้าวพันธุ์ปทุมธานี 1 เพื่อลดการระบาดของเพลี้ยกระโดดสีน้ำตาล

Abstract

PTT1 rice production in Suphan Buri province has occupied in approximately600,000 rais. Most of them were in Derm Bang Nang Buat, Sam Chuk and Sri Prachan which were irrigated area, that can grow rice throughout the year. As a result, BPH infestation wais very seriously in 2009. Therefore, Rice Department recommended farmers to plant resistant varieties in stead of PTT1. However, some farmers still planted PTT1 because of its high price. In order to assist farmers to be able to grow PTT1 as they liked,. Suphan Buri Rice Research Center initiated integrate technology that wassuitable for PTT1 rice production withappropriated seed rate, fertilizer application based on soil analysis, leaf color chart and integrated pest management. An experiment was therefore conducted in dry season 2010 in farmer’s field, Derm Bang Nang Baut, Suphan Buri province. The results showed that, this recommended technologycould reduce BPH infestation. In addition , rice production cost was reduced, particularly, cost of pesticides, leading to food safety and good environment that will be benefit to both producers and consumers as well.