Pomology Agricultural Library's Special Collections, where it serves as a major historic and botanic resource to a variety of researchers, including horticulturists, historians, artists, and publishers.. The study of pomology has somewhat dwindled over the past century.. Pomology Pomology (from latin "pomum" (fruit) + "-logy") is a branch of botany that studies and cultivates fruit. The denomination fruticulture—introduced from Romance languages (from Latin "fructus" and "cultura")—is also used. Pomological research is mainly focused on the development, enhancement, cultivation and physiological studies of fruit trees. The goals of fruit tree improvement include enhancement of fruit quality, regulation of production periods, and reduction
What Is and What Should Never Be and What Should Never Be" was performed live at Led Zeppelin concerts between 1969 and 1973. A live version taken from a performance at the Royal Albert Hall in 1970 can be seen on the "Led Zeppelin DVD". Another was included on disc two of the live triple album "How The West Was Won". Two more versions were included in BBC Sessions. What Is and What Should Never Be "What Is and What Should Never Be" is a song by English rock band Led Zeppelin. It was written by Jimmy Page and Robert Plant and was included as the second