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Leaf expansion was investigated in 10 ecotypes of Lolium perenne and 7 of Dactylis glomerata. Seasonal sowings revealed a regular cline in relative ra...

Studies were made in the Tavetsch Valley in the subalpine region of central Switzerland, of the day-active Lepidoptera faunas in different types of cu...

The adult life-span and the factors affecting egg production in Pieris rapae (L.) (especially age, temperature and solar radiation) were investigated ...

Seeds of Bromus sterilis overwintered outdoors on the panicle were dormant the following spring, whereas seeds stored indoors germinated rapidly. The ...

Leaf extension rates of perennial ryegrass, Italian ryegrass, tall fescue and timothy were measured in the field using artificial soil heating as a tr...

Estimates of water used by irrigated cotton crops, obtained by micrometeorological methods, soil water sampling and lysimetry, were related to Penman'...

The varieties used were S170 and ecotype AH from 660 m alt. in Algeria. AH expanded more leaf area during winter than did S170, and had a higher leaf-...

3 populations of cocksfoot from Norway and 1 from Portugal were grown at 5, 15 or 25°C with 8 or 24 h light/day. In short days at low temperature, the...

A study in 5, 10 and 15-yr-old 'fallow' stands at 3 sites at 200-300 m altitude, in the Garo and Khasi hills (Meghalaya) and the Naga hills (Nagaland)...

Effects of total solar radiation and temperature on the early vegetative growth of Helianthus annuus cv. Polestar and Phaseolus vulgaris cv. Canadian ...