A field comparison of nested grid and trapping web density estimatorsJETT, D. A; NICHOLS, J. D.Journal of mammalogy. 1987, Vol 68, Num 4, pp 888-892, issn 0022-2372Article

INFLUENCE OF GEOGRAPHIC AREA AND PREVIOUS CROP ON OCCURRENCE AND DENSITIES OF PLANT-PARASITIC NEMATODES IN NORTH CAROLINA = INFLUENCE DE L'AIRE GEOGRAPHIQUE ET DU PRECEDENT CULTURAL SUR LA PRESENCE ET LES DENSITES DES NEMATODES PARASITES DES VEGETAUX EN CAROLINE DU NORDBARKER KR.1974; PLANT DIS. REPORTER; U.S.A.; DA. 1974; VOL. 58; NO 11; PP. 991-995; BIBL. 14 REF.Article

Consequences of fish stocking density in a recreational fisheryHUNT, Taylor L; GIRI, Khageswor; BROWN, Paul et al.Canadian journal of fisheries and aquatic sciences (Print). 2014, Vol 71, Num 10, pp 1554-1560, issn 0706-652X, 7 p.Article

Local density variation may mimic effects of asymmetric competition on plant size variabilityMILLER, T. E; WEINER, J.Ecology (Durham). 1989, Vol 70, Num 4, pp 1188-1191, issn 0012-9658, 4 p.Article

A fixed-radius point count method for nonbreeding and breeding season useHUTTO, R. L; PLETSCHET, S. M; HENDRICKS, P et al.The Auk. 1986, Vol 103, Num 3, pp 593-602, issn 0004-8038Article

Analysis of echo counting data: a modelKIESER, R; MULLIGAN, T. J.Canadian journal of fisheries and aquatic sciences (Print). 1984, Vol 41, Num 3, pp 451-458, issn 0706-652XArticle

Les dommages provoqués par le grand gibier en forêtSAILLET, B.1983, Num 67, pp 15-22Article

The use of contact sampling in studies of association in vegetationDE JONG, P; AARSSEN, L. W; TURKINGTON, R et al.Journal of Ecology. 1983, Vol 71, Num 2, pp 545-559, issn 0022-0477Article

Bases biologiques de l'élevage de deux espèces d'Annélides Polychètes: NEREIS DIVERSICOLOR (O. F. MULLER) et PERINEREIS CULTRIFERA (GRUBE) = Rearing biological bases of two Polychaetous Annelids species: NEREIS DIVERSICOLOR (O. F. MULLER) and PERINEREIS CULTRIFERA (GRUBE)Scaps, Patrick; Retiere, Christian.1992, 171 p.Thesis

Modelling the effect of spatially heterogeneous pest injury on crop yieldsHUGHES, G.Crop research. 1988, Vol 28, Num 2, pp 137-144, issn 0264-3049Article

Relation between size and density in developing stands: a description and possible mechanismsLONG, J. N; SMITH, F. W.Forest ecology and management. 1984, Vol 7, Num 3, pp 191-206, issn 0378-1127Article

Biologie du chénopode blanc (Chenopodium album): influence du travail du sol sur la levée et de la densité du peuplement sur la croissance = Bionomics of lamb's-quarters (C. album): effect of tillage on emergence and density of population on growthLAPOINTE, A.-M; DESCHENES, J.-M; GERVAIS, P et al.Canadian journal of botany. 1984, Vol 62, Num 12, pp 2587-2593, issn 0008-4026Article

Host availability limits population density of Panstrongylus megistusPIESMAN, J; SHERLOCK, I. A; CHRISTENSEN, H. A et al.The American journal of tropical medicine and hygiene. 1983, Vol 32, Num 6, pp 1445-1450, issn 0002-9637Article

Densité de nidification des oiseaux dans les toundras de la presqu'île de YamalRYZHANOVSKIJ, V. N; RYABITSEV, V. K; SHUTOV, S. V et al.Èkologiâ. 1983, Num 4, pp 51-55, issn 0367-0597Article

L'espèce humaine a-t-elle un problème de fertilité ?LERIDON, Henri.Population et sociétés. 2010, Num 471, issn 0184-7783, 4 p.Serial Issue

Precision of the mean and the design of benthos sampling programmes: caution revisedDOWNING, J. A.Marine biology (Berlin). 1989, Vol 103, Num 2, pp 231-234, issn 0025-3162, 4 p.Article

Fluctuations of Phiothrix fragilis in the western English channelHOLME, N. A.Journal of the Marine Biological Association of the United Kingdom. 1984, Vol 64, Num 2, pp 351-378, issn 0025-3154Article

Metodi inferenziali Bayesiani e un problema di entomologia = Méthode inférentielle bayésienne avec application au problème de l'entomologie = Bayesian inferential method with an application to a problem of entomologyCALVI PARISETTI, C.Acta naturalia de l'Ateneo parmense. 1984, Vol 20, Num 1, pp 5-9, issn 0392-419XArticle

On the relationship between abundance and distribution of speciesBROWN, J. H.The American naturalist. 1984, Vol 124, Num 2, pp 255-279, issn 0003-0147Article

Ökologie und Verhalten des Muschelkrebses Heterocypris incongruens Claus, 1892: Ostracoda = Ecologie et comportement de H.i. C. 1892: O = Ecology and behaviour of Heterocypris incongruens Claus, 1892: OstracodaREICHHOLF, J.Spixiana. 1983, Vol 6, Num 2, pp 205-210, issn 0341-8391Article

A quel espacement planter les peupliers? Discussion à partir d'un cas concret = Discussion about planting density of poplarsHUBERT, M.1983, Num 14, pp 24-27Article

The aged in hispanic groups: a reviewAGUIRRE, B. E; BIGELOW, A.International journal of aging & human development. 1983, Vol 17, Num 3, pp 177-201, issn 0091-4150Article

Accuracy of the multiple regression method for estimating population density in strip transectsHONE, J.Australian wildlife research. 1986, Vol 13, Num 2, pp 121-126, issn 0310-7833Article

Population density, mean weight, and the nature of the «thinning line» in Semibalanus balanoides (L.) (Cirripedia thoracica)HOGARTH, P. J.Crustaceana. 1985, Vol 49, Num 2, pp 215-218, issn 0011-216XArticle

Blooms of large diatoms in the oceanic, subarctic PacificCLEMONS, M. J; MILLER, C. B.Deep-sea research. Part A. Oceanographic research papers. 1984, Vol 31, Num 1, pp 85-95, issn 0198-0149Article