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Population structure of the rare, long-lived perennial Gentiana pneumonanthe in relation to vegetation and management in the NetherlandsOOSTERMEIJER, J. . B; VAN'T VEER, R; DEN NIJS, J. C. M et al.Journal of applied ecology. 1994, Vol 31, Num 3, pp 428-438, issn 0021-8901Article

Tolerance of photosynthesis to high temperature in desert plantsDOWNTON, W. J. S; BERRY, J. A; SEEMANN, J. R et al.Plant physiology (Bethesda). 1984, Vol 74, Num 4, pp 786-790, issn 0032-0889Article

WIDE CROSSES IN HERBACEOUS PERENNIALSUHLINGER RD.1982; HORTSCIENCE; ISSN 0018-5345; USA; DA. 1982; VOL. 17; NO 4; PP. 570-574; BIBL. 99 REF.Article

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Enhancing germination of indian ricegrass seeds with sulfuric acidYOUNG, J. A; EVANS, R. A; EASI, D. A et al.Agronomy journal (Print). 1985, Vol 77, Num 2, pp 203-206, issn 0002-1962Article

Selection for iteroparity in a variable environmentBULMER, M. G.The American naturalist. 1985, Vol 126, Num 1, pp 63-71, issn 0003-0147Article

Potential environmental benefits of intercropping annual with leguminous perennial crops in Chinese agricultureKAIXIAN WU; BOZHI WU.Agriculture, ecosystems & environment. 2014, Vol 188, pp 147-149, issn 0167-8809, 3 p.Article

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Using clonal replicates to explore genetic variation in a perennial plant speciesFOSTER, G. S; SHAW, D. V.Theoretical and Applied Genetics. 1988, Vol 76, Num 5, pp 788-794, issn 0040-5752Article

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Environmental gradients and species distribution in a transect at Omayed (Egypt)ABDEL-RAZIK, M; ABDEL-AZIZ, M; AYYAD, M et al.Journal of arid environments. 1984, Vol 7, Num 4, pp 337-352, issn 0140-1963Article

Perennials on rock islands: testing for patterns of colonization and competitionRYTI, R. T.Oecologia. 1984, Vol 64, Num 2, pp 184-190, issn 0029-8549Article

Improved Descriptions of Herbaceous Perennial Growth and Residue Creation for RUSLE2DABNEY, S. M; YODER, D. C.Agronomy journal (Print). 2012, Vol 104, Num 3, pp 771-784, issn 0002-1962, 14 p.Article

Performance of Annual and Perennial Biofuel Crops: Nutrient Removal during the First Two YearsPROPHETER, Jonathan L; STAGGENBORG, Scott.Agronomy journal (Print). 2010, Vol 102, Num 2, pp 798-805, issn 0002-1962, 8 p.Article