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Bruce comments: Marty Grogan has declared himself as (Devil's Advocate In Residence) SOWACS DAIR, so we will let him stir his pot - this time! - but Marty please don't push your luck!?! ;> SOWACS DAIR writes: >As CEO of the organisation that researched and developed Aquaflex, I >have been monitoring the Aquaflex discussion with interest. I >certainly had to bite my tongue (right now, my tounge's a bit in my cheek) >at the "black art" comment and to >allay any fears as to the origins of the device I offer the >following, ending with a plea to all involved in moisture >measurement and irrigation management instrumentation. So is it alchemy? How about some patent refs? > >Aquaflex was developed over nearly a decade of research and >development, initially by the New Zealand Agricultural Engineering >Institute, which later became Lincoln Technology. (surely not Abraham L.) >Lincoln Technology >is part of Lincoln Ventures, the R&D arm of Lincoln University. > Been there--done that. Universities produce good, bad and ugly just like every other organization. Cite some papers in refereed journals. >NZAEI/Lincoln Ventures has been involved in irrigation research for >30 years. In that time it has received a number of awards for >innovation in irrigation management. For example, a former NZAEI >staff member received the prestigious USIA Crawford Reid Memorial >Award for his "significant contributions to the world irrigation >industry". Lincoln Ventures also produces IRRICAD, the irrigation >design program used in 34 countries around the world. "Software developers shouldn't develop hardware and versa visa." (MLG, 1998) >I can therefore assure readers that Aquaflex has a sound technical >pedigree. Pedigrees notwithstanding--where's the data? >Its good to see so many devices being explained and their developers >questioned - all valuable stuff. But, we must ensure that we look >outwards as well as in. (Must we?) >As a group we and the industries we serve >might benefit most by concentrating on building confidence The irrigators that I talk to have great confidence in the "muddy boot" and "balling" methods of moisture measurement. Others must be proven useful. >(out in the irrigation community) in soil moisture monitoring as a valuable >contribution to good water management genarally and, in the ag >sector, increasing profitability for farmers and growers. Does anyone doubt this? Yore preachin' to the choir, parson. >Let's work together to increase the size of the total market, accepting that >there will be fighting over what's there at the moment. Who's fighting? This is a stive for truth. >The fact (yours) > is >that different devices will have greater or lesser value in >different circumstances. Personally, I believe that a perfect device exists that can be made very inexpensively--we just haven't discovered it yet. >Lincoln Ventures researchers and >consultants do not hesitate to recommend an alternative to Aquaflex >if they believe it better suits the client's requirements. What are typical criteria? >What we >all have to remember is that a dissatisfied customer may hurt us >all. not only the particular manufacturer and supplier involved. Isn't this attitude a bit condescending? You are addressing knowledgeable, literate professionals. Many have worked in the irrigation business for decades. Personally, I'm rather offended. How about the rest o' youse people? > >Peter John >Chief Executive Officer >Lincoln Ventures >Lincoln University > M. G. SOWACS DAIR (Devil's Advocate In Residence)