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Growth of 9 commercially available grass cv. was studied with 0.003, 0.06, 1.25, or 25 mu g P/ml in flowing sol. culture. At the lowest P level which ...

Barley and Vicia faba were grown alone and with either their roots or their shoots, or both roots and shoots, intermixed. The N supply, total plant de...

The salinity tolerance of P. macrourum was determined in order to define its potential habitats in the Derwent River estuary of S. Tasmania. NaCl and ...

Max. hourly rates of CO₂ uptake measured in midsummer in well-developed communities of S. molesta and E. crassipes ranged from 20 to 23 and from 30 to...

A mathematical population model limited by density-dependent larval mortality and a baculovirus for Oryctes rhinoceros, a scarabaeid pest of coconut a...

Winter wheat and B. sterilis were grown in additive mixtures in 2 fields each at each of two locations in the UK. Yields and components of yield were ...

In laboratory experiments mineral nutrients, particularly K, were readily dissolved from the ash left when heather was burnt but the rate of solution ...

Soil microcosms were treated with combinations of sewage sludge and two species of earthworm, Lumbricus terrestris and Eisenia fetida, and incubated f...

The patterns of arthropod diversity were investigated in 24 montane wetlands in Switzerland. These differed in altitude, management regime (cattle-gra...

Water table levels in 5 plots were maintained at different heights (0 to 0.34 m below surface) by a system of ditches and weirs. Water containing 40 m...