VESICULAR-ARBUSCULAR MYCORRHIZA IN FIELD-GROWN CROPS. II. EFFECT OF INOCULATION ON GROWTH AND NUTRIENT UPTAKE IN BARLEY AT TWO PHOSPHORUS LEVELS IN FUMIGATED SOILJAKOBSEN I.1983; NEW PHYTOL.; GBR; DA. 1983; VOL. 94; NO 4; PP. 595-604; BIBL. 45 REF.Article

A COMPUTER QUESTIONNAIRE FOR USE IN EDUCATIONJAKOBSEN I; PAULEV P.-E.BRIT. J. MED. EDUC. 1971, Vol 5, Num 3, pp 217-219Article

VESICULAR-ARBUSCULAR MYCORRHIZA IN FIELD-GROWN CROPS. II: EFFECT OF INOCULATION ON GROWTH AND NUTRIENT UPTAKE IN BARLEY AT TWO PHOSPHORUS LEVELS IN FUMIGATED SOILJAKOBSEN I.1983; NEW PHYTOLOGIST; ISSN 0028-646X; GBR; DA. 1983; VOL. 94; NO 4; PP. 595-604; BIBL. 1 P.Article

Effects of VA mycorrhiza on yield and harvest index of field-grown peaJAKOBSEN, I.Plant and soil. 1987, Vol 98, Num 9, pp 407-415, issn 0032-079XArticle

Mycorrhizal infectivity of soils eliminated by low doses of ionizing radiationJAKOBSEN, I.Soil biology & biochemistry. 1984, Vol 16, Num 3, pp 281-282, issn 0038-0717Article

Vesicular-arbuscular mycorrhiza in field-grown crops. III: Mycorrhizal infection and rates of phosphorus inflow in pea plantsJAKOBSEN, I.New phytologist. 1986, Vol 104, Num 4, pp 573-581, issn 0028-646XConference Paper

Vesicular-arbuscular mycorrhiza in field-grown crops. III: Mycorrhizal infection and rates of phosphorus inflow in pea plantsJAKOBSEN, I.New phytologist. 1986, Vol 104, Num 4, pp 573-581, issn 0028-646XConference Paper

ON CERTAIN HOMOMORPHISM PROPERTIES OF GRAPHS. IITAFTEBERG JAKOBSEN I.1983; MATHEMATICA SCANDINAVICA; ISSN 0025-5521; DNK; DA. 1983; VOL. 52; NO 2; PP. 229-261; BIBL. 4 REF.Article

The role of phosphorus in nitrogen fixation by young pea plants (Pisum sativum)JAKOBSEN, I.Physiologia Plantarum (København. 1948). 1985, Vol 64, Num 2, pp 190-196, issn 0031-9317Article

VESICULAR-ARBUSCULAR MYCORRHIZA IN FIELD-GROWN CROPS. I: MYCORRHIZAL INFECTION IN CEREALS AND PEAS AT VARIOUS TIMES AND SOIL DEPTHSJAKOBSEN I; NIELSEN NE.1983; NEW PHYTOLOGIST; ISSN 0028-646X; GBR; DA. 1983; VOL. 93; NO 3; PP. 401-413; BIBL. 2 P.Article

VESICULAR-ARBUSCULAR MYCORRHIZA AND GROWTH IN BARLEY: EFFECTS OF IRRADIATION AND HEATING OF SOILJAKOBSEN I; ANDERSEN AJ.1982; SOIL BIOL. BIOCHEM.; ISSN 0038-0717; GBR; DA. 1982; VOL. 14; NO 3; PP. 171-178; BIBL. 17 REF.Article

INFLUENCE OF VESICULAR-ARBUSCULAR MYCORRHIZA AND STRAW MULCH ON GROWTH OF BARLEYJAKOBSEN I; JENSEN A.1981; PLANT SOIL; ISSN 0032-079X; NLD; DA. 1981; VOL. 62; NO 1; PP. 157-161; BIBL. 21 REF.Article

THE OCCURENCE OF VESICULAR-ABUSCULAR MYCORRHIZA IN BARLEY AND WHEAT GROWN IN SOME DANISH SOILS WITH DIFFERENT FERTILIZER TREATMENTSJENSEN A; JAKOBSEN I.1980; PLANT AND SOIL; NLD; DA. 1980; VOL. 55; NO 3; PP. 403-414; BIBL. 20 REF.Article

ON CERTAIN HOMOMORPHISM PROPERTIES OF GRAPHS. ITAFTEBERG JAKOBSEN I.1973; MATH, SCAND.; DANEM.; DA. 1973; VOL. 31; NO 2; PP. 379-404; BIBL. 6 REF.Serial Issue

Carbon metabolism in MycorrhizaJAKOBSEN, I.Methods in microbiology. 1991, Vol 23, pp 149-180, issn 0580-9517Article

VESICULAR-ARBUSCULAR MYCORRHIZA IN FIELD-GROWN CROPS I. MYCORRHIZAL INFECTION IN CEREALS AND PEAS AT VARIOUS TIMES AND SOIL DEPTHSJAKOBSEN I; NIELSEN NE.1983; NEW PHYTOL.; GBR; DA. 1983; VOL. 93; NO 3; PP. 401-413; BIBL. 41 REF.Article

A program for calculating and displaying compatibility matrices as an aid in determining reticulate evolution in molecular sequencesJAKOBSEN, I. B; EASTEAL, S.Computer applications in the biosciences (Print). 1996, Vol 12, Num 4, pp 291-295, issn 0266-7061Article

Growth and extracellular phosphatase activity and arbuscular mycorrhizal hyphae as influenced by soil organic matterJONER, E. J; JAKOBSEN, I.Soil biology & biochemistry. 1995, Vol 27, Num 9, pp 1153-1159, issn 0038-0717Article

Reduction of bacterial growth by a vesicular-arbuscular mycorrhizal fungus in the rhizosphere of cucumber (Cucumis sativus L.)CHRISTENSEN, H; JAKOBSEN, I.Biology and fertility of soils. 1993, Vol 15, Num 4, pp 253-258, issn 0178-2762Article

Carbon flow into soil and external hyphae from roots of mycorrhizal cucumber plantsJAKOBSEN, I; ROSENDAHL, L.New phytologist. 1990, Vol 115, Num 1, pp 77-83, issn 0028-646X, 7 p.Article

Two new Glomus species from arable landSKOU, J. P; JAKOBSEN, I.Mycotaxon. 1989, Vol 36, Num 1, pp 273-282, issn 0093-4666Article

Rhizobium strain effects on pea: the relation between nitrogen accumulation, phosphoenolpyruvate carboxylase activity in nodules and asparagine in root bleeding sapROSENDAHL, L; JAKOBSEN, I.Physiologia Plantarum (København. 1948). 1987, Vol 71, Num 3, pp 281-286, issn 0031-9317Article

Effects of a mycophagous Collembola on the symbioses between Trifolium subterraneum and three arbuscular mycorrhizal fungiLARSEN, J; JAKOBSEN, I.New phytologist. 1996, Vol 133, Num 2, pp 295-302, issn 0028-646XArticle

Functional compatibility in arbuscular mycorrhizas measured as hyphal P transport to the plantRAVNSKOV, S; JAKOBSEN, I.New phytologist. 1995, Vol 129, Num 4, pp 611-618, issn 0028-646XArticle

Effects of age, supra-ambient oxygen and repeated assays on acetylene reduction and root respiration in peaROSENDAHL, L; JAKOBSEN, I.Physiologia Plantarum (København. 1948). 1988, Vol 74, Num 1, pp 77-82, issn 0031-9317Article