Search

The growth of S. molesta (see WA 23, 2847) was analysed under a range of artificial and natural environmental conditions. Growth was exponential. The ...

Swards of B. decumbens cv. Basilisk were cut at 0 and 10 cm height and the cut material removed or cut, field-dried and burnt 0, 4 or 8 days after cut...

A seed drill with 2 adjacent spouts blocked was used to sow winter wheat so that there were rows (a) 18 cm apart, (b) 18 cm from the next row on one s...

The report aims to quantify, wherever possible, the impact of the prolonged period of dry weather in 2018 on selected pearl mussel (Margaritifera marg...

In the laboratory, seeds of Hordeum geniculatum, H. glaucum, H. leporinum, H. marinum and H. murinum showed some innate dormancy which was most eviden...

Observations on two burning regimes during a 3-year period in Machakos district (5200 ft. alt., rainfall 25 in./year) showed that these thickets can b...

Hypericum perforatum, St John's wort, is an invasive weed of natural and agro-ecosystems in south-eastern Australia. In previous work we used a long-t...

Data on changes in numbers of 31 species of butterfly in the UK in 1976-86 were used to investigate associations between relative abundance and weathe...

In field experiments in N. Finland, 80 study plots (5×5 m) in mixed pine (Pinus sylvestris)/mountain birch (Betula tortuosa) woodland were irrigated w...

Populations of A. odoratum were collected from contrasting plots of the Park Grass Experiment, Rothamsted, grown under identical conditions for 6-18 m...