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Locusts and grasshoppers as pests of crops and pasture-a preliminary economic approach.

Published online: 03 Jul 1967

Authors: Bullen, F. T.

Content type: Journal article

Journal title: Journal of Applied Ecology

The following is based largely on the author's summary. The amount of damage caused by locusts and grasshoppers is a function of a number of complex v...

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The effect of weeds on the growth and development of narcissus.

Published online: 01 Jan 1978

Authors: Lawson, H. M. & Wiseman, J. S.

Content type: Journal article

Journal title: Journal of Applied Ecology

Competition from weeds (Agropyron repens, Stellaria media, Poa annua and others) in the first growing season hastened foliage senescence and reduced b...

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Temperature and leaf growth in Lolium perenne. 1. The thermal microclimate: its measurement and relation to crop growth.

Published online: 01 Jan 1975

Authors: Peacock, J. M.

Content type: Journal article

Journal title: Journal of Applied Ecology

Temperatures were measured in a perennial ryegrass crop in the field and an attempt was made to relate temperature to growth. The instruments used are...

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The effects of density and the timing of removal on interference between barley, white mustard and wild oats.

Published online: 01 Jan 1973

Authors: Haizel, K. A. & Harper, J. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

The results are reported of glasshouse trials in which the interspecific effects of barley, white mustard (Sinapis alba) and wild oats (Avena fatua) g...

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Root growth of a barley crop estimated by sampling with portable powered soil-coring equipment.

Published online: 03 Jan 1969

Authors: Welbank, P. J. & Williams, E. D.

Content type: Journal article

Journal title: Journal of Applied Ecology

The shoots and roots of a barley crop were sampled periodically from 46 days after sowing up to the ripe stage (130 days after sowing). Root weights w...

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Senescence and death of herbage during periods of regrowth in ryegrass and red and white clover, and the effect of applied nitrogen.

Published online: 01 Jan 1977

Authors: Wilman, D. & Martins, V. M. M.

Content type: Journal article

Journal title: Journal of Applied Ecology

Above-ground yield and the production of senescent and dead tissue were measured in perennial and Italian ryegrasses, white and red clover and in mixt...

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Evaluating the role of predation in population fluctuations of the soybean aphid Aphis glycines in farmers' fields in Indonesia.

Published online: 27 Nov 1997

Authors: Berg, H. van den & Ankasah, D. & Muhammad, A. & Rusli, R. & Widayanto, H. A. & Wirasto, H. B. & Yully, I.

Content type: Journal article

Journal title: Journal of Applied Ecology

The seasonal phenology of A. glycines was studied in soyabeans at 15 sites on Sumatra. A. glycines densities peaked in the vegetative plant stage and ...

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Shifts from complementarity to selection effects maintain high productivity in maize/legume intercropping systems.

Published online: 14 Dec 2021

Authors: Zhang WeiPing & Gao SaiNan & Li ZhaoXin & Xu HuaSen & Yang Hao & Yang Xin & Fan HongXia & Su Ye & Fornara, D. & Li Long

Content type: Journal article

Journal title: Journal of Applied Ecology

Complementarity (CE) and selection effects (SE) have been either invoked to explain the positive diversity-productivity relationship in natural and se...

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Expansion of leaf area per plant in field bean (Vicia faba L.) as related to daily maximum temperature.

Published online: 03 Jan 1969

Authors: Bull, T. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Relative rate of increase of leaf area per plant was measured in field beans during May-Aug. 1966. In the early stages of growth, until LAI reached ab...

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The influence of the rice bug Leptocorisa oratorius on rice yield.

Published online: 28 Feb 2001

Authors: Berg, H. van den & Soehardi

Content type: Journal article

Journal title: Journal of Applied Ecology

Leptocorisa oratorius, which feeds on the panicle of rice, is a major target for insecticide applications by farmers in Indonesia. The management of t...

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