Implementasi tanaman refugia dan peran serangga pada tanaman padi sawah (Oryza sativa L.) di Kabupaten Jember

Erdiansyah, Iqbal and Putri, Sekar Utami Implementasi tanaman refugia dan peran serangga pada tanaman padi sawah (Oryza sativa L.) di Kabupaten Jember. Agrin : Jurnal Penelitian Pertanian, 22 (2). pp. 123-131. ISSN 2549-6786

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Abstract

Rice is the staple food commodity of Indonesian society. Jember regency has experienced decreased in rice production. One of cause is plant-disturbing organism. Maintenance of rice crops done by farmers so far is by using synthetic chemical pesticides. By utilizing natural enemies, IPM application (Integrated Pest Control) can be applied properly for rice ecosystem to be balanced. This research was conducted from August to October 2017 in Suren Village, Ledokombo Sub-district, Jember District. Refugia used in this research are seeds kenikir (Cosmos caudatus) and Bougainvillea (Zinnia elegans). The rice variety used is Ciherang. Random sampling is systematic (zigzag pattern). The variables observed in this research are investment and classification of insect population. The data collection procedure uses primary data collection method. It is known that the highest rice pest population is known in the treatment that is not in plant refugia plant on the edge of the rice field and the most dominant pest is the green planthopper poppy or Nipothetix spp average number of population there are 12 tails. While on the observation of rice plants that are treated planted refugia plant on the edge of the rice field is known to the highest population at age 4 MST and the pests that are identified is pest. Total natural enemies in rice plants without refugia plants as many as 305 head, rice plant with Refugia plant as many as 438 tail. It can be seen that in rice plants with plants Refugia larger population of natural enemy insects, this is because in the long along the rice field fulfilled weeds and plants refugia

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