... allocation within the plant and cycling within the plant may differ between and among deciduous and evergreentrees in many details, the major seasonalpatterns of carbon and nitrogen ... and glutamine; the amino acids, glutamate,aspartate, arginine and proline; and theureides, allantoin, allantoic acid and citrul-line, are common and major transportcompounds ... proteins. These pro-teins are rich in arginine and other basicamino acids (Kang and Titus, 1980), accu-mulate in the fall, disappear in the spring and are glycoproteins...