IWASAKI Yasunaga

J-GLOBAL         Last updated: Jan 21, 2017 at 23:54
 
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Name
IWASAKI Yasunaga
E-mail
iwasakiyaffrc.go.jp
URL
http://www.naro.affrc.go.jp/english/nivfs/index.html
Affiliation
National Agriculture and Food Research Organization
Section
Division of Vegetable Production System Production Technology Unit
Job title
Unit leader
Degree
Dr(Tohoku Univ)

Research Areas

 
 

Academic & Professional Experience

 
Oct 2010
 - 
Today
Unit Leader, Institute of Vegetable and Floriculture Science、Production Technology Unit, NARO
 
Nov 2009
 - 
Sep 2010
Bio Research Center, Toyohashi University of Technology
 
Apr 1988
 - 
Mar 1994
Mitsui Toatsu Chemical Co. Ltd. Life Science Laboratory
 
Apr 1994
 - 
Oct 2009
- Miyagi Prefecture Horticultural Experiment Station
 

Education

 
 
   
 
Tohoku University
 

Published Papers

 
大森 弘美, 黒崎 秀仁, 岩崎 泰永
農業食料工学会誌 = Journal of the Japanese Society of Agricultural Machinery and Food Engineers   78(2) 164-172   Mar 2016
大森 弘美, 黒崎 秀仁, 岩崎 泰永
農業食料工学会誌 = Journal of the Japanese Society of Agricultural Machinery and Food Engineers   78(1) 64-72   Jan 2016
SUGIHARA Toshiaki, UMEDA Hiroki, IWASAKI Yasunaga, SHIBUSAWA Sakae
Transactions of the Society of Instrument and Control Engineers   52(3) 195-204   2016
This paper describes a case study of the thermal and humidity measurement in the agricultural environment. In this case study, we intend to observe a spatial distribution of the thermal and humidity in the cultivation environment. Generally, artif...
杉原 敏昭, 岩崎 泰永, 澁澤 栄
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   115(290) 161-165   Nov 2015
岩崎 泰永, 梅田 大樹, 黒崎 秀仁
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   115(26) 65-67   May 2015
岩崎 泰永, 鈴木 真実, 梅田 大樹
野菜茶業研究所研究報告 = Bulletin of the National Institute of Vegetable and Tea Science   (14) 65-74   Mar 2015
安 東赫, 東出 忠桐, 岩崎 泰永
野菜茶業研究所研究報告 = Bulletin of the National Institute of Vegetable and Tea Science   (14) 23-29   Mar 2015
大森 弘美, 黒崎 秀仁, 岩崎 泰永
農業食料工学会誌 = Journal of the Japanese Society of Agricultural Machinery and Food Engineers   77(2) 113-121   Mar 2015
SUGIHARA Toshiaki, IWASAKI Yasunaga, SHIBUSAWA Sakae
IEICE technical report. ASN, Ambient intelligence and sensor networks   114(480) 49-54   Feb 2015
This manuscript describes a case study of the thermal and humidity measurement in the cultivation environment. In this case study, we intend to observe a spatial distribution of the thermal and humidity in the environment. Generally, artificial cu...
杉原 敏昭, 岩崎 泰永, 澁澤 栄
研究報告ユビキタスコンピューティングシステム(UBI)   2015(11) 1-6   Feb 2015
This manuscript describes a case study of the thermal and humidity measurement in the cultivation environment. In this case study, we intend to observe a spatial distribution of the thermal and humidity in the environment. Generally, artificial cu...
杉原 敏昭, 岩崎 泰永, 澁澤 栄
IPSJ SIG technical reports   2015(11) 1-6   Feb 2015
This manuscript describes a case study of the thermal and humidity measurement in the cultivation environment. In this case study, we intend to observe a spatial distribution of the thermal and humidity in the environment. Generally, artificial cu...
HAMAMOTO Hiroshi, KUROSAKI Hideto, IWASAKI Yasunaga
Shokubutsu Kojo Gakkaishi   27(2) 97-101   2015
Plant foliage depth data obtained with a Kinect for Windows sensor were used to estimate the light-intercepting characteristics of tomato and paprika plants. As a qualitative measure of plant growth, we calculated plant cover ratios per unit area ...
黒崎 秀仁, 大森 弘美, 岩崎 泰永
農業食料工学会誌 = Journal of the Japanese Society of Agricultural Machinery and Food Engineers   76(6) 541-548   Nov 2014
IWASAKI Yasunaga, UNEDA Hiroki, SUGIHARA Toshiaki, SHIBUSAWA Sakae
IEICE technical report. ASN, Ambient intelligence and sensor networks   114(290) 155-157   Oct 2014
This manuscript describes a prototype development of the farming job training diary system. This system aims to support job training for a novice worker in an industrialized agriculture business. The system provides to support a job diary making a...
SUGIHARA Toshiaki, IWASAKI Yasunaga, SHIBUSAWA Sakae
IEICE technical report. ASN, Ambient intelligence and sensor networks   114(290) 151-154   Oct 2014
This manuscript describes a design and development of the agricultural collaboration system. Principle idea of this collaboration system is a data mashing-up and encapsulating the data for synthesizing a user's knowledge in a collaborative/coopera...
SANO Moaki, SUGIMOTO Tsuneyoshi, IWASAKI Yasunaga, UNEDA Hiroki, SUGIHARA Toshiaki, SHIBUSAWA Sakae
IEICE technical report. ASN, Ambient intelligence and sensor networks   114(290) 125-128   Oct 2014
This manuscript describes an experimental trial of the multi-point temperature and humidity sensing in the cultivation environment. Main objective of this trial is observing an environmental factor nearby the subjective crop in an artificial culti...
岩崎 泰永, 安 東赫, 下村 晃一郎
野菜茶業研究所研究報告 = Bulletin of the National Institute of Vegetable and Tea Science   (13) 65-73   Mar 2014
安 東赫, 岩崎 泰永, 河崎 靖
野菜茶業研究所研究報告 = Bulletin of the National Institute of Vegetable and Tea Science   (13) 19-26   Mar 2014
SUZUKI Mami, MATSUO Seiji, UMEDA Hiroki, IWASAKI Yasunaga
Trans.JSRAE   31(3) 331-337   2014
To identify an effective method of CO2 supply for greenhouse production (plant factory), the effect of increased relative humidity levels (level 1; an average of RH 74.5%; level 2; an average of 86%, and level 3; an average of 97.8%) in...
Tabuchi Toshihito, Iwasaki Yasunaga
Hort. Res. (Japan)   13(4) 299-305   2014
安 東赫, 向 弘之, 岩崎 泰永, 中野 明正
野菜茶業研究所研究報告 = Bulletin of the National Institute of Vegetable and Tea Science   (12) 67-74   Mar 2013
施設栽培トマトにおける残渣発生量を把握するため,異なる栽培方式や品種タイプでの残渣発生量を測定した.長期多段栽培と低段密植栽培での10か月間の残渣発生量は,それぞれ11.9,15.4kg/m2であった.品種タイプ間の残漬発生量は,小果,中果,大果ともに12~13kg/m2で同程度であった.栽培方式や品種タイプによって,茎葉残渣と果実残渣の割合は異なった.残渣成分の利用可能性を検討するため,残渣からのCO2およびアンモニア発生傾向や温度変化を調査した.トマト残渣からは高い水準のCO2発生が確...
IWASAKI Yasunaga, AIZAWA Masaki, YOSHIDA Chie, TAKAICHI Masuyuki
J. Agric. Meteorol.   69(2) 81-92   2013
We installed an experimental environmental control system, consisting of a heat pump, a fan coil unit, a soil-water heat exchanger, and a heat storage tank, in a greenhouse and investigated its thermal characteristics. The system reduced ventilati...
KUROSAKI Hideto, OHMORI Hiromi, TAKAICHI Masuyuki, IWASAKI Yasunaga
Journal of JSAM   74(6) 490-497   Nov 2012
The objective of this research is to develop a fruit-set-reagent spraying robot. The experimental robot comprises a manipulator with three degrees of freedom, a machine vision system, an LED light, a spray unit, and a control unit. The robot can o...
SAITOH Sadafumi, HAYASHI Shigehiko, YAMAMOTO Satoshi, IWASAKI Yasunaga, TAKAHASHI Nobuyuki
Journal of JSAM   74(6) 457-464   Nov 2012
To elucidate the practical scale of a movable bench system for strawberry cultivation, we investigated harvesting efficiency using the system. Our results indicated that working hours required for harvesting per cultivation bed depended on the num...
Matsuo Seiji, Fujita Toyohisa, Takeya Satoshi, Yamamoto Yoshitaka, Umeda Hiroki, Iwasaki Yasunaga
日本エネルギー学会大会講演要旨集   (21) 62-63   Jul 2012
In this paper, the authors proposed a new protected horticulture system which unites agriculture and engineering with hydrate technology. That is, as to the engineering field, by separating CO_2 from an exhaust gas with hydrate technology, environ...
Higashide Tadahisa, Gotoh Ichiro, Suzuki Katsumi, Yasuba Kenichiro, Tsukazawa Kazunori, Ahn Dong Hyuk, Iwasaki Yasunaga
Hort. Res. (Japan)   11(4) 523-529   2012
The effects of pinching and lowering on cucumber yield and yield components were investigated. A short-term experiment was conducted on 3 cucumber (Cucumis sativus L.) cultivars grown hydroponically in a greenhouse from July to October 2011...
Iwasaki Yasunaga, Yoshida Chie, Urushiyama Yoshinobu, Yoshida Hirotaka, Saito Sadafumi, Yamamoto Satoshi, Hayashi Shigehiko, Ikeda Hideo, Ikeda Takashi
Hort. Res. (Japan)   11(1) 49-57   2012
To establish high plant density production of strawberry (Fragaria × ananassa Duch) using a movable bench which circulates the planting bed by longitudinal and lateral movement horizontally, three experiments were conducted. Subirrig...
Iwasaki Yasunaga, Yoshida Chie, Shishido Yoshihiro
Hort. Res. (Japan)   10(1) 49-54   2011
Effect of changing the environmental factors in a greenhouse covered with double-layered air inflated plastic film (air-inflated greenhouse) on the growth and fruit yield of cucumber in semi-forcing culture was investigated. To determine the advan...
Iwasaki Yasunaga, Yoshida Chie, Matsushima Uzuki, Ibuki Ryuta
Hort. Res. (Japan)   10(2) 241-247   2011
We investigated the effects of applying a water curtain system on the environmental factors and fruit yield of strawberry during the summer season of 2008 and 2009. Two (in 2008) or three (in 2009) tunnel-shaped neighboring greenhouses of equal si...
Yoshida Chie, Iwasaki Yasunaga, Makino Amane, Ikeda Hideo
Hort. Res. (Japan)   10(3) 325-331   2011
Effects of the amount of irrigation water and its frequency on the yield and growth of tomato (Lycopercicon esculentum Mill) plants under drip fertigation were examined. Treatments consisted of three levels of dripping water quantities (50,...
HAYASHI Shigehiko, SAITO Sadafumi, IWASAKI Yasunaga, YAMAMOTO Satoshi, NAGOYA Takato, KANO Kenzo
Japan Agricultural Research Quarterly: JARQ   45(3) 285-293   2011
One of the direct approaches for obtaining a high yield of strawberries is high-density cultivation. Such cultivation improves the efficiency of space utilization in a greenhouse; however, it requires the movement of planting benches. The aim of t...
IBUKI RYUTA, IWASAKI YASUNAGA
Proceedings of National Heat Transfer Symposium   2009(0) 250-250   2009
農業分野において用いられるパイプハウスにおいて、冬暖かで夏冷たい井水を内屋根に散水し、保温・冷房機能を低いランニングコストで実施する施設としてウォーターカーテンハウスがある。ハウスの内部では日中地面に日射からの熱を蓄え、これが夜間にハウス内部を保温する熱源となる。内屋根上の水膜の存在は地面からの熱の放出速度に影響を与える。今回の報告では、内屋根上の水膜被覆率がハウス内部の気温に与える影響について計測し、考察を行った。
IWASAKI Yasunaga
農林水産技術研究ジャーナル = Research Journal of Food and Agriculture   31(8) 16-20   Aug 2008
YOSHIDA Hirotaka, YAMAMOTO Satoshi, HAYASHI Shigehiko, IWASAKI Yasunaga, URUSHIYAMA Yoshinobu
Journal of the Japanese Society of Agricultural Machinery   70(4) 98-106   Jul 2008
YOSHIDA Hirotaka, YAMAMOTO Satoshi, HAYASHI Shigehiko, IWASAKI Yasunaga, URUSHIYAMA Yoshinobu
Journal of JSAM   70(4) 98-106   2008
To increase strawberry yields through the use of high-density culture, we developed a system that circulates movable benches longitudinally and laterally past an overhead watering unit, a sub-irrigation unit, and a chemical spraying unit. Each ben...
OKUSHIMA Limi, IWASAKI Yasunaga, FURUNO Shinsuke, SASE Sadanori, ISHII Masahisa, UCHIDA Yoshihiro, BAILEY Bernard
Journal of the Society of Agricultural Structures, Japan   37(4) 207-214   Mar 2007
岩崎 泰永
Bulletin of the Miyagi Prefectural Agriculture and Horticulture Research Center   (77) 10-15   2007
関根 崇行, 岩崎 泰永, 山本 則幸
Bulletin of the Miyagi Prefectural Agriculture and Horticulture Research Center   (77) 1-9   2007
Iwasaki Yasunaga, Saigusa Masahiko
Journal of the science of soil and manure, Japan   72(2) 214-222   Apr 2001
Tomato plants were grown in a closed hydroponic system using coir or rockwool as substrate (coir-and rockwool-systems) for about 5 months to study the effects of NO_3-N/NH_4-N ratios of nutrient solution on the fluctuation of ion concentration in ...
Iwasaki Yasunaga, Sasaki Takeo, Chiba Yoshiaki, Saigusa Masahiko
Journal of the Japanese Society for Horticultural Science   68(6) 1161-1169   Nov 1999
The effects of soil and rockwool as substrates, soil-and rockwool-system, respectively, on the fluctuation of ion concentration in a drained nutrient solution of a closed fertigation system and the growth and yield of tomato (Lycopersicon esculent...
Iwasaki Yasunaga, Mae Tadahiko, Makino Amane, Ohira Koji, Ojima Kunihiko
Soil science and plant nutrition   38(3) 517-525   Sep 1992
Nitrogen accumulation in the apical spikelet of the top primary branch (superior spikelet) and the second spikelet of the lowest secondary branch (inferior spikelet), of the ear on the main stem of rice plant (Oryza sativa L. var. Sasanishiki) was...
Fluctuation of lon concentration in the arained nutrient solution user for growing tomatoes in soil by closeoc fertigation system(in Japanese)
Journal of the Japanese society for horticultual science, in press   

Misc

 
IWASAKI Yasunaga
冷凍   88(1025) 175-181   Mar 2013

Conference Activities & Talks

 
OKA J., URUSHIYAMA Y., YOSHIDA C., IWASAKI Y.
園芸学研究. 別冊, 園芸学会大会研究発表要旨   28 Mar 2008   
URUSHIYAMA Y., IWASAKI Y, YOSHIDA H., HAYASHI S
園芸学研究. 別冊, 園芸学会大会研究発表要旨   28 Mar 2008   
IWASAKI Y., YOSHIDA C., TATSUNO E.
園芸学研究. 別冊, 園芸学会大会研究発表要旨   28 Mar 2008   
ISHII Y., SASAKI A., KOMATSU M., IWASAKI Y.
園芸学研究. 別冊, 園芸学会大会研究発表要旨   29 Sep 2007   
YOSHIDA C., URUSHIYAMA Y., TATSUNO E., IWASAKI Y.
園芸学研究. 別冊, 園芸学会大会研究発表要旨   29 Sep 2007   

Research Grants & Projects

 
Studies on the hydroponic techniques of vegetables Studies on the optimizing the environmental countrol in protected cultivation