Search
All content is free for everyone to browse, read and share. You’ll find journal articles and non-peer reviewed grey literature. Type keywords into the search box or Use the filtering options below to browse the content.
Showing 262 results
Using sugar-beet seedlings as phytometers, NAR, LAI and light intensity were measured at various levels in field-grown spring barley, winter wheat, sp...
Read moreExperiments were carried out at three sites in southern Scotland to determine the suitability of Molina caerulea grassland for sustained use in provid...
Read moreSignificant differences in relative growth rate were found among cultivars of Festuca rubra and Agrostis tenuis grown under nonlimiting nutrient suppl...
Read moreHistorical reference conditions have long been used to guide the restoration of degraded ecosystems. However, a rapidly changing climate and altered d...
Read morePhotocells were traversed at 6 canopy heights in a 15-yr-old plantation in North Carolina. When incident radiation was predominantly direct-beam, a bi...
Read moreDM production ranged from <2 g/m2 day in winter to 20 g/m2 day in spring in barley cv. Sekitori-Sai No.1 sown in 15-cm bands 55 cm apart with 105 p...
Read moreAs the crop developed and the sun's declination changed, mean values per day of the reflection coefficient increased from 0.15-0.23. After rain or irr...
Read morePotential annual production at optimal LAI in the absence of growth-limiting factors was estimated at 65 (metric) tons DM/ha. Allowing for summer drou...
Read moreObservations were made in southern England in 1970-71 on aphid populations infesting the aerial shoots of spring cereals. Aphids mainly Acyrthosiphon ...
Read moreForest degradation through logging is pervasive throughout the world's tropical forests, leading to changes in the three-dimensional canopy structure ...
Read more