Citation: Kh. Johnsen et Je. Major, BLACK SPRUCE FAMILY GROWTH-PERFORMANCE UNDER AMBIENT AND ELEVATED ATMOSPHERIC CO2, New forests, 15(3), 1998, pp. 271-281
Citation: Ft. Ledig et al., THE CONSERVATION OF FOREST GENETIC-RESOURCES - CASE-HISTORIES FROM CANADA, MEXICO, AND THE UNITED-STATES, Journal of forestry, 96(1), 1998, pp. 32-41
Citation: Kh. Johnsen et al., NEGATIVE HETEROSIS NOT APPARENT IN 22-YEAR-OLD HYBRIDS OF PICEA-MARIANA AND PICEA-RUBENS, Canadian journal of botany, 76(3), 1998, pp. 434-439
Citation: Kh. Johnsen et Jr. Seiler, GROWTH, SHOOT PHENOLOGY AND PHYSIOLOGY OF DIVERSE SEED SOURCES OF BLACK SPRUCE .1. SEEDLING RESPONSES TO VARIED ATMOSPHERIC CO2 CONCENTRATIONS AND PHOTOPERIODS, Tree physiology, 16(3), 1996, pp. 367-373
Citation: Kh. Johnsen et al., GROWTH, SHOOT PHENOLOGY AND PHYSIOLOGY OF DIVERSE SEED SOURCES OF BLACK SPRUCE .2. 23-YEAR-OLD FIELD TREES, Tree physiology, 16(3), 1996, pp. 375-380
Citation: Je. Major et Kh. Johnsen, FAMILY VARIATION IN PHOTOSYNTHESIS OF 22-YEAR-OLD BLACK SPRUCE - A TEST OF 2 MODELS OF PHYSIOLOGICAL-RESPONSE TO WATER-STRESS, Canadian journal of forest research, 26(11), 1996, pp. 1922-1933
Citation: Kh. Johnsen et Je. Major, GAS-EXCHANGE OF 20-YEAR-OLD BLACK SPRUCE FAMILIES DISPLAYING A GENOTYPE X ENVIRONMENT INTERACTION IN GROWTH-RATE, Canadian journal of forest research, 25(3), 1995, pp. 430-439
Citation: Lb. Flanagan et Kh. Johnsen, GENETIC-VARIATION IN CARBON-ISOTOPE DISCRIMINATION AND ITS RELATIONSHIP TO GROWTH UNDER FIELD CONDITIONS IN FULL-SIB FAMILIES OF PICEA-MARIANA, Canadian journal of forest research, 25(1), 1995, pp. 39-47
Citation: Jr. Seiler et Kh. Johnsen, PHOTOSYNTHESIS, WATER RELATIONS, AND LEAF MORPHOLOGY OF XERIC VERSUS MESIC QUERCUS-RUBRA ECOTYPES IN CENTRAL PENNSYLVANIA IN RELATION TO MOISTURE STRESS - DISCUSSION OF SAMPLE-SIZE, SAMPLING, AND STATISTICAL-ANALYSES IN A PHYSIOLOGICAL GENETICS PAPER, Canadian journal of forest research, 24(3), 1994, pp. 642-643
Citation: Kh. Johnsen, GROWTH AND ECOPHYSIOLOGICAL RESPONSES OF BLACK SPRUCE SEEDLINGS TO ELEVATED CO2 UNDER VARIED WATER AND NUTRIENT ADDITIONS (VOL 23, PG 1033,1993), Canadian journal of forest research, 24(3), 1994, pp. 646-646
Citation: A. Mosseler et al., GROWTH-PERFORMANCE IN SEEDLINGS DERIVED FROM PREMATURE CONE COLLECTIONS FROM NATURAL-POPULATIONS OF BLACK SPRUCE AND WHITE SPRUCE, Seed science and technology, 21(3), 1993, pp. 537-544
Citation: Kh. Johnsen, GROWTH AND ECOPHYSIOLOGICAL RESPONSES OF BLACK SPRUCE SEEDLINGS TO ELEVATED CO2 UNDER VARIED WATER AND NUTRIENT ADDITIONS, Canadian journal of forest research, 23(6), 1993, pp. 1033-1042