b'ASSOCIATION NEWS Practical session at the ISTA workshop on Germination and Tetrazolium Testing, held in Lincoln, New Zealand, November 2024The second MV is related to Glycine max L. Again,seeds, or species that have large seeds or areTetrazolium Testing (48 November 2024), in there are eight laboratories involved, six ISTAdifficult to prepare for evaluation, particularlycollaboration with the Germination Committee, accredited and two non-accredited. The finalcertain forestry species. The changes willhosted by the Kimihia Research Centre MV is related to Capsicum spp., which is beingfacilitate greater ease of operation for thoseLaboratory in Lincoln, New Zealand.undertaken by six laboratories in India, four ISTAworking day to day with difficult species, and accredited and two non-accredited. The purposewith no consequent loss in accuracy. Both workshops were a combination of of these MVs is to introduce the tetrazolium testtheoretical insight and practical endeavour, for all three species into Chapter 6 of the ISTAA working group within the Committee iswith a strong emphasis on methodology and Rules. The finalisation dates for G. max andoverseeing the production of short tutorial videosskill development in the testing of a wide range Capsicum spp. are November 2025 and June 2026on the preparation and evaluation of species forof species. Furthermore, with 32 participants respectively, while for M. oleifera, the final testthe tetrazolium test. Thus far, two videos havefrom seven countries attending the workshop plan is contingent upon the availability of seed. been produced, dealing with the species Triticumin Uruguay and 20 participants from three aestivum L. subsp. aestivum and Zea mays L.,countries in New Zealand, the workshops The Committee oversaw the followingboth of which are available on the Tetrazoliumprovided an invaluable opportunity for the amendments to Chapters 1 and 6 of the ISTACommittee page on the ISTA website (go tosharing of knowledge and for personal and Rules in 2025: www.seedtest.org/en/technical-committees/ cultural exchange.A change to the size of the working sample totetrazolium-committee.html) and on ISTAs allow for testing on a smaller number of seeds ifYouTube channel (see www.youtube.com/@ Tetrazolium Committee necessary. internationalseedtestingas8438/videos). NoticesThe introduction of new tolerance tables toAn ISTA workshop on Germination and complement the above change. The Committee was involved in two workshopsTetrazolium Testing of Forestry Species is to be The introduction of a new procedure forin 2024: held in Backweston Laboratories, Department rounding results. ISTA workshop on Tetrazolium Test in Differentof Agriculture, Food and the Marine, Celbridge, Crop Groups (31 July2 August 2024) at theCo. Kildare, Ireland in May 2026. This workshop The changes in the restriction on the workingFaculty of Agronomy in Montevideo, Uruguay,represents a collaboration between the sample size were introduced for the benefit ofhosted by INASE [the National Seed Institute ofTetrazolium, Germination and Forest Tree and analysts dealing with species where it may beUruguay]. Shrub Seed Committees. Registration will be difficult to procure a working sample of 400ISTA workshop on Germination andopen from September 2025.46 SEED TESTING INTERNATIONAL www.seedtest.org'