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      PERFORMA LARVA ULAT SUTRA ERI (Samia cynthia ricini) PADA CORAK LARVA PUTIH POLOS DAN PUTIH ZEBRA

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      Date
      2025
      Author
      Buciheli, Gabriella
      Noor, Ronny Rachman
      Endrawati, Yuni Cahya
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      Abstract
      GABRIELLA BUCIHELI. Performa Larva Ulat Sutra Eri (Samia cynthia ricini) pada Corak Larva Putih Polos dan Putih Zebra. Dibimbing oleh RONNY RACHMAN NOOR dan YUNI CAHYA ENDRAWATI. Ulat sutra eri (Samia cynthia ricini) adalah spesies ulat sutra non murbei yang menghasilkan benang sutra yang sebanding dengan benang sutra murbei, sumber utama serat sutra dunia. Kualitas benang sutra ini dipengaruhi oleh faktor genetik dan lingkungan. Keragaman genetik pada ulat sutra eri terlihat jelas pada pewarnaan dan corak yang diamati pada larvanya. Penelitian ini bertujuan untuk mengkaji pertumbuhan larva ulat sutra eri (Samia cynthia ricini) berdasarkan corak larva berbeda, khususnya varietas putih polos dan putih zebra. Pada penelitian ini, data morfometrik dikumpulkan, termasuk pengukuran panjang, lebar, bobot larva, dan tingkat kematian untuk setiap instar, yang mengacu pada tahap pertumbuhan antara pergantian instar. Penelitian menunjukkan bahwa corak larva tidak memengaruhi morfometrik (panjang, lebar, dan bobot), namun memengaruhi tingkat kematian, dengan pola putih polos menunjukkan tingkat kematian yang lebih rendah yaitu 8,59±5,32%. Kata kunci: corak larva, pertumbuhan, putih polos, putih zebra, Samia cynthia ricini
       
      GABRIELLA BUCIHELI. Growth of Eri Silkworm Larvae (Samia cynthia ricini) in Different Larval Patterns. Supervised by RONNY RACHMAN NOOR and YUNI CAHYA ENDRAWATI. The eri silkworm (Samia cynthia ricini) is a non-mulberry silkworm species that produces silk threads comparable to mulberry silkworm, the main source of silk fiber in the world. The quality of these silk threads is influenced by both genetic and environmental factors. The genetic diversity in eri silkworms is evident in the coloration and patterns observed in their larvae. This study aims to examine the growth of eri silkworm larvae (Samia cynthia ricini) based on their larval patterns, particularly the plain white and zebra white varieties. For this research, morphometric data were collected, including measurements of length and width, larval weight, and mortality rates for each instar, which refers to the developmental stage between molts. The findings indicated that larval patterns affected mortality rates, with the plain white pattern exhibiting a lower mortality rate of 8.59±5.32%. Keywords: growth, larval pattern, plain white, zebra white, Samia cynthia ricini
       
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      http://repository.ipb.ac.id/handle/123456789/169258
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      • UT - Animal Production Science and Technology [4040]

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