Nem tudom a mélyen tisztelt topikolók közül ki ismeri a BLT kutatóintézet munkáját, akik elemzik azokat a gabonamintákat, amiket sikerül begyûjteni egy-egy helyszínrõl, de ez az ismeretlen eredetûeket hozza ki:
The BLT Team has never been able, financially or logistically, to sample every formation reported in every country around the world each summer and, therefore, cannot extrapolate precise figures regarding this "man-made/real" debate. Our work is, however, the most comprehensive to-date, our choice of formations to be studied purposely random within each country, and we have utilized hundreds of different fieldworkers, a majority of whom were totally unacquainted with each other and often equally unaware of lab results previously obtained. These facts strongly argue against bias on the part of the field-teams, as does the fact that 90+% of the formations evaluated in the lab -- regardless of country or field-personnel involved -- reveal the same plant/soil abnormalities we now associate with the real phenomenon. The fact that the various testing procedures have shown high correlation with each other helps rule out experimenter-bias, and the control studies have clearly established the fact that manually-downed crop (using planks and boards, human feet, and a cement roller) does not exhibit the physical changes observed in crop circle plants over the years. It seems probable, then, that the overall number of man-made crop circles is relatively small, compared to the total number of circles discovered and reported each year.
Vagyis, az emberek által letaposott gabonaszárak nem mutatják azokat a jellegzetességeket, amiket a többi. (valamilyen mikrohullámú sugárzás miatt a szárban törés nélküli elhajlás látszik, úgy hogy közben a gabona tovább nõ, legalábbis eddig senkinek sem sikerült ezt utánozni, nemúgy mint a mintákat, az már meg, bármilyen ábra elkészítése megoldott ma már)