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The 2 sources of CO2 for canopy photosynthesis are the soil and the atmosphere. For a barley crop, calculations of root respiration rate based on meas...
Read moreThe impacts of selective harvesting in tropical forests on population recovery and future timber yields by high-value species remain largely unknown f...
Read moreStudies were conducted to determine which plant species are commonly dispersed by the following vectors: soil carried on motor vehicles; topsoil; suga...
Read moreA grazing experiment in an arid savanna in Botswana examined heavy and moderate grazing by cattle. The dynamics of the shrub layer were followed for 5...
Read moreAir, soil and leaf temperatures increased and relative humidity of the air decreased within c. 110 m of six flare sites near Port Harcourt in south-ea...
Read moreIn further work [cf. F.A. 27 No. 106], the annual cycle of water movement has been studied over five growing seasons in adjacent semi-mature stands of...
Read moreThe growth of perennial ryegrass (a New Zealand variety of Lolium perenne) was measured under glasshouse conditions in New South Wales, in turfs in po...
Read morecf. FA 31 No. 601.] Seedlings of P. radiata, from autumn sowings at Rotorua, New Zealand, were undercut in Dec. and then wrenched weekly (W/1), fortni...
Read moreThese two parts of a series deal with studies in an apple orchard in south-eastern England in 1953-59 on the effect of routine sprays of winter wash (...
Read moreForest degradation through logging is pervasive throughout the world's tropical forests, leading to changes in the three-dimensional canopy structure ...
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