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Hatchery techniques for egg and fry production of Clarias batrachus (Linnaeus)
(IPB (Bogor Agricultural University), 1989)
Egg hatching, and fry growth and survival of the walking catfish, Clarias batrachus (Linnaeus), were investigated under hatchery conditions in West Java, Indonesia. Spawning was environmentally induced in a specialized ...
Palmar and plantar dermatoglyphics in macaques: A revised method for their description
(IPB (Bogor Agricultural University), 1989)
A revised method for the description of the palmar and plantar dermatoglyphics in macaques, genusMacaca, is proposed. The method was deduced from the authors' recent observations of numerous dermatoglyphic prints from ...
Studies on The Availability of Azolla N and Urea N for Rice Growth Using 15N
(IPB (Bogor Agricultural University), 1989)
Field experiments (20 m2 plots) were conducted to compare Azolla and urea as N sources for rice (Oryza sativa L.) in both the wet and dry seasons. Parallel microplot (1 m2) experiments were conducted using 15N. A total of ...