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Showing 13 results

Effects of controlled levels of sulphur dioxide on the nutrient quality of western wheatgrass.

Published online: 01 Jan 1979

Authors: Schwartz, C. C. & Lauenroth, W. K. & Heitschmidt, R. K. & Dodd, J. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

A native grassland in SE Montana dominated by Agropyron smithii was continuously fumigated with 2, 4 or 7 p.p.h.m. SO2 from mid-May until Oct. 1975 an...

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Photosynthetic response of field-grown soybeans to fumigations with sulphur dioxide.

Published online: 01 Jan 1980

Authors: Muller, R. N. & Miller, J. E. & Sprugel, D. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

Field-grown soyabeans were exposed to 3 levels of SO2 to determine the effects of the exposure upon photosynthesis and stomatal resistance. In plots w...

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Sulphide dioxide and the growth of Pinus sylvestris.

Published online: 01 Jan 1978

Authors: Farrar, J. F. & Relton, J. & Rutter, A. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Seedlings and young trees of Pinus sylvestris were grown in outdoor fumigation chambers at about 5 and 150 mu SO2m-3 (5 pphm). Temperature and water v...

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Air pollution and its effects on plants in China.

Published online: 01 Sep 1990

Authors: Cao, H. F.

Content type: Journal article

Journal title: Journal of Applied Ecology

Atmospheric pollution in China is mainly caused by human activities such as urbanization and industrialization. Such activities have increased in the ...

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Effects of controlled levels of sulphur dioxide on western wheatgrass in a south-eastern Montana grassland.

Published online: 01 Jan 1979

Authors: Heitschmidt, R. K. & Lauenroth, W. K. & Dodd, J. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

Swards dominated by western wheatgrass (Agropyron smithii) at 2 sites in SE Montana were continuously fumigated with 2, 4 or 7 p.p.h.m. SO2 from mid-M...

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Use of population models to estimate the proportion of cyst-nematode eggs killed by fumigation.

Published online: 27 Apr 1984

Authors: Perry, J. N. & Clark, S. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Data concerning the application of D-D or Dazomet to 48 plots of potatoes in the UK, over 6 years were analysed, using population models, to determine...

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Sulphur dioxide and the growth of Pinus sylvestris.

Published online: 01 Jan 1978

Authors: Farrar, J. F. & Relton, J. & Rutter, A. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Seedlings and young trees of Pinus sylvestris were grown in outdoor fumigation chambers at 5 and 150 mu g SO2/m3 (approx.). The higher SO2 concn. redu...

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An assessment of the value of dilute dust insecticides for the protection of stored maize in Kenya.

Published online: 03 Jul 1967

Authors: Ashman, F.

Content type: Journal article

Journal title: Journal of Applied Ecology

The following is based largely on the author's summary of this account of laboratory investigations in Kenya [cf. RAE A 54 394]. Dust formulations of ...

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A modelling study of the effects of temperature manipulation upon the control of Sitophilus oryzae (Coleoptera: Curculionidae) by insecticide.

Published online: 08 Jun 1988

Authors: Longstaff, B. C.

Content type: Journal article

Journal title: Journal of Applied Ecology

A model for the population growth of Sitophilus oryzae was modified to include new data on variable developmental period, to improve computational eff...

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Predicting the dosage of fumigant needed to eradicate insect pests from stored products.

Published online: 02 Jul 1969

Authors: Howe, R. W. & Hole, B. D.

Content type: Journal article

Journal title: Journal of Applied Ecology

The following is virtually the authors' summary of this account of laboratory investigations in Britain. Samples of wheat weighing 10 g and containing...

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