Frakes R V, Davis R L, Patterson F L. The breeding behavior of yield and related variables in alfalfa. II. Associations between characters [J]. Crop Science,1961,1(3):207-209
[2]
Ferguson J E, Murphy R P. Comparison of trifoliolate and multifoliolate phenotypes of alfalfa (Medicago sativa L.) [J]. Crop Science,1973,13(4):463-465
[3]
Bingham E T. Morphology and Petiole Vasculature of Five Heritable Leaf Forms in Medicago sativa L [J]. Botanical Gazette,1966,127(4):221-225
[4]
Juan N A, Sheaffer C C, Barnes D K. Temperature and photoperiod effects on multifoliolate expression and morphology of alfalfa [J]. Crop science,1993,33(3):573-578
Zelitch I. The close relationship between net photosynthesis and crop yield [J]. Bioscience,1982,32(10):796-802
[8]
Delaney R H. Morphological features of alfalfa (Medicago sativa L.) clones and their relation to photosynthesis and respiration [D]. Arizona:The University of Arizona,1972:1-5
[9]
McKell C M, Whalley R D, Brown V. Yield, survival, and carbohydrate reserve of harding grass in relation to herbage removal [J]. Journal of Range Management,1966,19(2):86-89
[10]
Hart R H, Pearce R B, Chatterton N J, et al. Alfalfa yield, specific leaf weight,CO2 exchange rate and morphology [J]. Crop Science,1978,18(4):649-653
[11]
Bingham E T, Murphy R P. Breeding and morphological Studies on multifoliolate selections of Alfalfa, Medicago sativa L [J]. Crop Science,1965,5(3):233-235
Chatterton N J. Photosynthesis of 22 alfalfa populations differing in resistance to diseases, insect pests, and nematodes [J]. Crop Science,1976,16(6): 833-834
[15]
Liang G H L, Riedl W A. Agronomic traits influencing forage and seed yield in alfalfa [J]. Crop science,1964,4(4):394-396
[16]
Volenec J J, Cherney J H. Yield components, morphology, and forage quality of multifoliolate alfalfa phenotypes [J]. Crop Science,1990,30(6):1234-1238
[17]
Etzel M G, Volenec J J, Vorst J J. Leaf morphology, shoot growth, and gas exchange of multifoliolate alfalfa phenotypes [J]. Crop science,1988,28(2):263-269
[18]
Delaney R H, Dobrenz A K. Morphological and anatomical features of alfalfa leaves as related to CO2 exchange [J]. Crop Science,1974,14(3):444-447
[19]
Azizi M R. Inheritance of the multifoliolate trait in tetraploid alfalfa, Medicago sativa L [D]. Arizona:The University of Arizona,1980
