Concepedia

Author

Kazutsugu Hirayama

Nagasaki University

Also Known As

Hirayama, Kazutsugu, Kazutsugu HIRAYAMA, Kazutsugu Hirayama

74

Publications

2K

Citations

28

H-Index

34

Concepts

All Affiliations

Nagasaki UniversityID-FISH Technology (United States)Sam Ratulangi UniversityJapan Fisheries Research and Education Agency
KH

About

Kazutsugu Hirayama is an author at Nagasaki University specializing in biology, medicine, and natural sciences.

Top Concepts

#ConceptH-IndexPublicationsCitations

1

Medicine

6

6

377

2

Natural Sciences

5

5

248

3

Public Health

3

3

177

4

Engineering

2

2

90

5

Anatomy

1

1

26

Kazutsugu Hirayama

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39

Publications

1.6K

Citations

25

H-Index

YearCitations

Morphology, reproduction, genetics, and mating behavior of small, tropical marine Brachionus strains (Rotifera)

Atsushi Hagiwara, Tomonari Kotani, Terry W. Snell,

Journal of Experimental Marine Biology and Ecology

1995

110

Increased sexual reproduction in brachionus plicatilis (rotifera) with the addition of bacteria and rotifer extracts

Atsushi Hagiwara, Kenichiro Hamada, Sonoyo Hori,

Journal of Experimental Marine Biology and Ecology

1994

106

Fundamental Studies on Physiology of Rotifer for its Mass Culture-I

Kazutsugu Hirayama, Shichiro OGAWA

NIPPON SUISAN GAKKAISHI

1972

96

Study on the unexpected sudden decrease and suppressed growth of the rotifer population in mass culture - I The effect of un-ionized ammonia on the population growth of the rotifer in mass culture.

Yu Jingping, Kazutsugu Hirayama

NIPPON SUISAN GAKKAISHI

1986

87

Supplementary effect of several nutrients on nutritive deficiency of baker's yeast for population growth of the rotifer Brachionus plicatilis.

Kazutsugu Hirayama, Hiromichi FUNAMOTO

NIPPON SUISAN GAKKAISHI

1983

74

Nutritional effect of eight species of marine phytoplankton on population growth of the rotifer, Brachionus plicatilis.

Kazutsugu Hirayama, Kenzo Takagi, Hiroshi Kimura

NIPPON SUISAN GAKKAISHI

1979

63

Resting eggs of the marine rotifer Brachionus plicatilis M�ller: development, and effect of irradiation on hatching

Atsushi Hagiwara, Nobuyuki Hoshi, Fumiko Kawahara,

Hydrobiologia

1995

61

Water control by filtration in closed culture systems

Kazutsugu Hirayama

Aquaculture

1974

59

Application of unicellular algae Chlorella vulgaris for the mass-culture of marine rotifer Brachionus

Isao Maruyama, Takashi Nakao, Ikuro Shigeno,

Hydrobiologia

1997

59

The concept of biological control methods in aquaculture

Masachika Maeda, Kinya Nogami, Masaei Kanematsu,

Hydrobiologia

1997

58

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