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In order to predict the optimum weeding period, a realistic estimate is needed of the size, timing and duration of a flush of weed emergence in a crop...

Sitka spruce seedlings were grown in horticultural peat supplied with either large or small amounts of P and K. K decreased the transpiration rate per...

Urban areas benefit from the ecosystem services provided by low input green roofs. However, limited substrate depth on these green roofs creates chall...

Bioassay based on the uptake of 32P from 5 X 10-6 M phosphate solution during a 15 min period was tested on birch (Betula verrucosa Ehrh.) and sycamor...

In a greenhouse experiment L. bainesii seeds were sown at 0, 10, 20 or 30 mm depth, covered with Digitaria decumbens straw (20 mm length) at 0, 70, 14...

Oryzopsis holciformis (M.B.). Hack. (hairy ricegrass) was sown in loess soil in containers 60 cm deep at densities of between 160 and 3200 seedlings/m...

Rice cv. Hokkaido-Carny was germinated in distilled water with or without impedance of surface O2 exchange by a 0.3-, 1.0- or 10-mm film of olive oil ...

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

Seeding is an important management tool in aridland restoration, but seeded species often fail to establish. Previous research has largely focused on ...

Germination and early seedling growth of Pinus contorta and Picea glauca were examined in distilled water (pH 6.3) (control), eight acidic buffer solu...