CD Tesis
Respon 10 galur tanaman kacang hijau (vigna radiata l.) Terhadap interval penyiraman
This study aimed to determine the response of 10 mungbean (Vigna radiata L.) lines to watering intervals. The research conducted from July to September 2020 at Pasir Pengaraian University Greenhouse. The research design used a factorial randomized block design (RBD) with 2 factors and 3 replications. The first factor Rohul I (G1), Gelatik varieties (G2), Siak (G3), Pelalawan (G4), Murai varieties (G5), Inhil (G6), Bengkalis I (G7), Kampar (G8), M5 Gamma Ray lines ( G9), F4 Siak x Inhil (G10) and the second factor the watering interval every 1 day (P0), once every 3 days (P1), once every 6 days (P2) and once every 9 days (P3). The data were analyzed by analysis of variance. The observation of this resaerch were vegetative variables are plant height, number of petioles, number of fruit stems, root length, root volume and plant growth rate. The observation of generative variables are day of flowering, ripening pods, pod length, number of pods per plant, number of seeds per plant. seed weight per plant, weight of 100 seeds and percentage of filled pods.
The results showed that the combination of treatments had no effect on plant vegetative variables, but affected all generative variables of the plant except day of flowering, ripening pods and weight of 100 seeds. Single factor line did not affect root length, flowering age and ripening pods. While the single factor of watering affected all observation variables except the age of ripe pods. Rohul 1 and Pelalawan lines showed higher vegetative growth at the growth rate variable with daily watering intervals. The Rohul I, Pelalawan, Inhil, Bengkalis lines and Murai varieties showed a higher growth rate in drought stress of watering interval once every 9 days, while the Siak lines showed the lowest growth rate. Gelatik varieties and Pelalawan lines produced a high number of seeds per plant and a high seed weight per plant with the same yield potential in the daily watering treatment. Watering interval once every 9 days showed Kampar, M5 Gamma Ray, F4 Siak x Inhil lines have the same potential results.
Key words: Mungbean, lines, watering intervals, drough stress.
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