Pengaruh Pemberian Ekstrak Daun Petai Cina (Leucaena leucocephala) terhadap Performa Udang Vaname (Litopenaeus vannamei) Nurul Pratiwi, Salnida Yuniarti Lumbessy, Fariq Azhar JSIPi (Jurnal Sains dan Inovasi Perikanan) (Journal of Fishery Science and Innovation) Vol. 5 No. 2 2021 DOI 10.33772/jsipi.v5i2.17506