Penerapan Regresi Logistik Ordinal untuk Menganalisis Tingkat Kerusakan Tanaman Padi Akibat Serangan Wereng Batang Coklat
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Date
2014Author
Anggistia, Meta
Susetyo, Budi
Triwidodo, Hermanu
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Nilaparvata lugens which recognized by wereng batang coklat (WBC) is one of the pest groan paddy. WBC can cause the paddy wilt and dead run dry so that the result of rice production can’t maximum. One of the form operation WBC attack is look for the damage factors with ordinal logistic regression analysis. Ordinal logistic regression analysis concludes two factors of paddy’s damage because of WBC attack, there are paddy’s variety (X2) and frequency of manure giving (X5). The importance level both variable can be grade by dominance analysis. Dominance analysis concludes that X2 is first grade and X5 is second grade, so the primary factor of paddy’s damage is paddy’s variety. This research concludes that IR-42 and IR-64 is variety that immune from WBC.