Vol. 84, No. 1 (Published on 1st, January. 2022)

CONTENTS

ESSAY

N. UMEDA…1

SPECIAL EDITION

Overview of the JSAM Products and Technology Awards in 2021

Editor : H. SHITO

　H. YAMASHITA : Development of Rice Transplanter “SANAE PRJ, PR”…4

　M.MORI : GPS Guidance System for the Support of Variable Rate Fertilization and Simple VRA Map Format…9

　O. YOSHIDA : Establishment of a Whole System for Large Scale Paddy Rice Cultivation by Autonomous Agricultural Machines…13

　T. MORIYAMA : Optical Sorter “SAXES Knight”…18

　S. YUKI : Slide Control: Development of Automatic Spray width Control System for Boom Sprayer…23

TECHNO-TOPICS

H. YOKOYAMA, T. YAMASHITA : Microbial Fuel Cell System for Driving Sensor Modules…27

PAPERS (Articles)

TECHNICAL PAPERS

M. OHNISHI, T. OTA : Noise Reduction in a Low-Drift Orchard Sprayer for Trellis-Trained Crops…39 　abstracts

A. MINATO, Y. OHSUKA, M. KOMATSUZAKI : Comparison of Different Range Finder Sensors for Measurement of Plant height…46 　abstracts

R. YAMADA, H. HIRONO, T. MITSUMORI, Y. NAKAMURA, K. IMAMURA, H. YAMAUCHI, M. SUZUKI, T. NAGAI : Effect of the “Multiple Rolling Process” during the Drying and Production of Tea Leaves…53 　abstracts