Karakteristik ekstrak daun mangrove avicennia marina dan perannya dalam pembentukan black spot pada udang vaname litopenaeus vannamei = The characteristic of mangrove avicennia marina leaves extract and its role in black spot inhibition on vaname shrimp litopenaeus vannamei / Siti Aminatuh Juhriah - Siti Aminatuh Juhriah, author (2017)