Search

Presence or absence of buried seed was the major factor governing natural revegetation of a bulldozed disturbance in Alaskan tussock tundra. The viabl...

Describes the development of a simple predictive model (based on two sets of equations) that uses the timing of vegetative bud burst to examine the re...

A heather-dominated blanket bog was burned in small patches annually for 5 yr. Sheep were stocked at 1 ewe/ha from the 2nd yr onward and their perform...

The hazard pesticides pose to pollinators are well-understood from laboratory studies. However, the field-level response of pollinators to pesticide u...

Arthropods are important players in biological control as pests, control agents and transmitters of invertebrate diseases. Arthropods are frequently i...

In November 1970 the acidity of Calthorpe broad in Norfolk, and some adjacent ditches, changed abruptly from near-neutrality to just above pH 3. Most ...

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...

Detailed measurements of the growth and development of a crop of barley cv. Proctor were used to study the processes determining ear number/unit field...

Diurnal movements of heads and leaves of sunflower cv. Hysun 30 were determined from 3-dimensional maps of the organs. Dirunal E.-W. oscillations of t...

A simple model was constructed which predicted the rates of leaf photosynthesis (Fc) of the temperate C4 species S. townsendii, in the field, from the...