Koukichi Nagasaka

A baculovirus-encoded protein tyrosine phosphatase gene induces enhanced locomotory activity in a lepidopteran host

Shizuo G. Kamita, Koukichi Nagasaka, Josie W. Chua et al. · Proceedings of the National Academy of Sciences · 2005 · 162 citations · Full text

Life Sciences, Biology, Entomology +8

Impact of secondary parasitism on Aphidius colemani in the banker plant system on aphid control in commercial greenhouses in Kochi, Japan

Koukichi Nagasaka, Naoyuki Takahasi, Toshihiro Okabayashi · Applied Entomology and Zoology · 2010 · 41 citations · Full text

Life Sciences, Entomology, Plant Pathology +17

Are Defenses of Wild Radish Populations Well Matched with Variability and Predictablity of Herbivory?

Richard Karban, Koukichi Nagasaka · Evolutionary Ecology · 2004 · 33 citations

Life Sciences, Ecology, Entomology +12

Warning coloration in sawfly <i>Athalia rosae</i> larva and concealing coloration in butterfly <i>Pieris rapae</i> larva feeding on similar plants evolved through individual selection

Yoshitsugu Ohara, Koukichi Nagasaka, Naota Ohsaki · Population Ecology · 1993 · 17 citations

Life Sciences, Entomology, Evolutionary Biology +14

A food-supply device for maintaining Cotesia vestalis, a larval parasitoid of the diamondback moth Plutella xylostella, in greenhouses

Takeshi Shimoda, Takayuki Mitsunaga, Masayoshi Uefune et al. · BioControl · 2014 · 17 citations

Life Sciences, Ecology, Entomology +14