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Showing 84 results

The relation between shoot density and attack hi infestations of barley by a shoot fly larva.

Published online: 02 Jul 1969

Authors: Bullock, J. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

The following is based largely on the author's summary of this account of investigations in Kenya. The percentage of barley shoots attacked by larvae ...

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The measurement and control of stomatal resistance in the field.

Published online: 31 Dec 1966

Authors: Monteith, J. L. & Szeicz, G. & Waggoner, P. E.

Content type: Journal article

Journal title: Journal of Applied Ecology

The rate of evaporation from a crop is expressed in terms of weather parameters and a quantity rS derived from profiles of temperature, humidity, and ...

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Crop photosynthesis and the flux of carbon dioxide below the canopy.

Published online: 18 Jan 1965

Authors: Monteith, J. L. & Szeicz, G. & Yabuki, K.

Content type: Journal article

Journal title: Journal of Applied Ecology

Bare soil evolved a maximum of 7 g CO3/m2/day in summer and a minimum of 1 g/m2/day in winter; the Q10 was 3. Root respiration, i.e. the difference in...

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Dry matter production and photosynthesis of Hordeum vulgare L. in the field.

Published online: 01 Jan 1977

Authors: Fukai, S. & Koh, S. & Kumura, A.

Content type: Journal article

Journal title: Journal of Applied Ecology

DM production ranged from <2 g/m2 day in winter to 20 g/m2 day in spring in barley cv. Sekitori-Sai No.1 sown in 15-cm bands 55 cm apart with 105 p...

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An empirical mathematical model to describe plant root systems.

Published online: 01 Jan 1974

Authors: Gerwitz, A. & Page, E. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

An empirical model used to standardize data on root investigations was P = 100 (1-e-fx) where P was the percentage of roots in x cm of soil, and f was...

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Indices of plant water status: some comparisons within and between crop species.

Published online: 01 Jan 1976

Authors: Shepherd, W.

Content type: Journal article

Journal title: Journal of Applied Ecology

Relationships between leaf relative water content (RWC), esmotic potential ( pi ), leaf water potential ( psi ) and leaf diffusion resistance (LDR) ar...

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Long-term dynamics of nematode communities in arable soil under four cropping systems.

Published online: 21 Jan 1988

Authors: Sohlenius, B. & Boström, S. & Sandor, A.

Content type: Journal article

Journal title: Journal of Applied Ecology

The nematode fauna of 4 cropping systems were studied for 5 years in central Sweden. Plots were cropped as follows: barley with (B120) and without (BO...

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Changes in the structure of plant populations.

Published online: 01 Jan 1977

Authors: Naylor, R. E. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

Barley and perennial ryegrass were grown at various densities in boxes and Italian ryegrass and timothy at various densities in the field. The initial...

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The application of hemispherical photography to cereal canopies.

Published online: 01 Jan 1977

Authors: Hooper, B. E.

Content type: Journal article

Journal title: Journal of Applied Ecology

A critical assessment was made of the use of hemispherical photography in fully-developed wheat and barley canopies. It is concluded that black-and-wh...

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Weed communities of cereal crops grown on differently revegetated cut-over peatland sites.

Published online: 26 Oct 1991

Authors: Salonen, V.

Content type: Journal article

Journal title: Journal of Applied Ecology

Spring cereals (oats and barley) were grown during 1984-86 on abandoned cut-over peatland sites with different amounts of vegetation in central Finlan...

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