TEEAA RREESSEEAARRCCH T H INSTITUTE OF TANZANIA Ngwazi Tea Research Station and TRIT Headquarters, Mufindi Motorised hand held tea harvester at Kilocha farm, Njombe Exchange visit of Mufindi smallholder farmers to Rungwe Marikitanda Tea Research Station, Amani, Muheza, Tanga ANNUAL REPORT 2010/2011 ANNUAL REPORT 2010/2011 TEA RESEARCH INSTITUTE OF TANZANIA (TRIT) ANNUAL REPORT 2010 / 2011 CORRESPONDING ADDRESS: Executive Director, P.O. Box 2177, Dar es Salaam, Tanzania Phone: +255 (0) 22 2122033 Mobile: +255 784 587581 Telefax: +255 (0)22 2113838 Emails: [email protected], [email protected] Website: http://www.trit.or.tz/ i TABLE OF CONTENTS LIST OF FIGURES .................................................................................................. VI LIST OF TABLES ...................................................................................................VII LIST OF PLATES .................................................................................................... IX BOARD MEMBERSHIP ........................................................................................... X ADVISORY PANEL MEMBERSHIP ...................................................................... X LIST OF STAFF OF THE TEA RESEARCH INSTITUTE OF TANZANIA ... XI HEAD OFFICE ..................................................................................................................................... XI MARIKITANDA TEA RESEARCH STATION ................................................................................ XI NGWAZI TEA RESEARCH STATION ............................................................................................ XI TECHNOLOGY TRANSFER PROGRAMME .............................................................................. XIII TRIT EXTENSION SERVICES UNIT AT WAKULIMA TEA COMPANY (WATCO) ............ XIII TRIT FARM MANAGEMENT UNIT AT KILOCHA SEMINARY TEA FARM ........................ XIV COLLABORATORS .......................................................................................................................... XIV OVERVIEW ...............................................................................................................15 METEOROLOGICAL MEASUREMENTS ..........................................................18 NGWAZI TEA RESEARCH STATION ........................................................................................... 18 MARIKITANDA TEA RESEARCH STATION ............................................................................... 20 KIBENA TEA LIMITED, NJOMBE ................................................................................................. 22 AGRICULTURAL RESEARCH INSTITUTE KIFYULILO, MUFINDI ...................................... 25 CROP IMPROVEMENT PROGRAMME (CIP) ...................................................27 INTRODUCTION: .............................................................................................................................. 27 EXPERIMENTS N17, M 8, RU1 & LU 1: CLONAL ADAPTABILITY TRIAL IN KENYA AND TANZANIA .......................................................................................................................................... 29 INTRODUCTION......................................................................................................................... 29 OBJECTIVES ............................................................................................................................... 30 SITE DESCRIPTIONS ................................................................................................................. 30 TREATMENTS ............................................................................................................................. 30 DESIGN ....................................................................................................................................... 30 RESULTS ..................................................................................................................................... 31 CONCLUSION: ........................................................................................................................... 34 EXPERIMENT M9: FIELD EVALUATION OF TEA PLANTED FROM CONVENTIONAL SINGLE NODE CUTTINGS WITH PLANTS DIRECTLY PLANTED FROM PLASTIC SPEEDLYING TRAYS ....................................................................................................................... 35 INTRODUCTION......................................................................................................................... 35 OBJECTIVES ............................................................................................................................... 35 TREATMENTS ............................................................................................................................. 36 DESIGN ....................................................................................................................................... 36 RESULTS ..................................................................................................................................... 36 CONCLUSION ............................................................................................................................. 38 EXPERIMENT M10 & N19: EVALUATION OF IMPROVED CLONAL AND ROOTSTOCKS FROM THE TRFCA UNDER RAIN-FED AND SUPPLEMENT IRRIGATION CONDITIONS IN TANZANIA ..................................................................................................................................... 38 INTRODUCTION......................................................................................................................... 38 ii OBJECTIVES ............................................................................................................................... 39 TREATMENTS ............................................................................................................................. 39 DESIGN ....................................................................................................................................... 39 RESULTS ..................................................................................................................................... 39 CONCLUSION ............................................................................................................................. 43 EXPERIMENT K4: PLANT IMPROVEMENT AND CLONAL SELECTION (KIF/CFT/2002/1)44 OBJECTIVE ................................................................................................................................. 44 TREATMENTS ............................................................................................................................. 44 RESULTS ..................................................................................................................................... 44 CONCLUSIONS ........................................................................................................................... 45 EXPERIMENT 21A: EVALUATION OF THE RESPONSE OF CLONE TRFK 6/8 TO NITROGEN FERTILIZER RATES AND HARVESTING INTERVALS IN TANZANIA .......... 46 INTRODUCTION......................................................................................................................... 46 OBJECTIVES ............................................................................................................................... 46 TREATMENTS ............................................................................................................................. 46 RESULTS: .................................................................................................................................... 47 CONCLUSION ............................................................................................................................. 48 INVENTORY OF TEA CULTIVARS GROWN IN TANZANIA ................................................... 49 INTRODUCTION......................................................................................................................... 49 OBJECTIVES/Expected outputs ................................................................................................... 50 methods ........................................................................................................................................ 50 progress and future plans............................................................................................................. 50 SOIL FERTILITY MANAGEMENT PROGRAMME (SFMP) ...........................51 INTRODUCTION ............................................................................................................................... 51 ASSESSMENT OF NUTRIENT STATUS OF SOILS AND TEA PLANTS IN LUSHOTO AND NJOMBE DISTRICTS ........................................................................................................................ 52 BACKGROUND ........................................................................................................................... 52 OBJECTIVES ............................................................................................................................... 52 JUSTIFICATION: ........................................................................................................................ 52 DESCRIPTION OF THE ENVIRONMENT ................................................................................. 53 MATERIALS AND METHODS ...................................................................................................