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Desert locusts Schistocerca gregaria are threatening the food security of millions of people and devastating economies in eastern Africa and northern ...
Read moreMeasurements of web cover, aphid availability and aphid capture were made in fields of winter wheat in West Sussex and East Anglia, England, in 1981 a...
Read moreSamples taken at Cedar Creek, Minnesota, showed that the above-ground parts of cattail [Typha angustifolia] and maize ecosystems contained much the sa...
Read moreAnalytical data (tabulated) show that A. indica has considerably improved the nutrient content and physical condition of the infertile acid sands on w...
Read moreThe Chobe District Integrated Land Use Plan is a framework plan: it sets the boundary conditions for more detailed plans, such as the tourism manageme...
Read moreCauses of seedling mortality in D. fusca were investigated, and the flooding tolerance of seedlings was examined in field and glasshouse experiments i...
Read moreSpring cereals (oats and barley) were grown during 1984-86 on abandoned cut-over peatland sites with different amounts of vegetation in central Finlan...
Read moreStudies in woodland at Alice Holt, Hampshire from 1954 to 1960 indicated that the average maximum distance moved by adult males caught more than once ...
Read moreWhen weather was favourable (warm, dry) for ovi-position by O. frit, the combined activity of predators and parasites was found to be inadequate to pr...
Read moreCompetition between the 2 strains was studied in pot experiments. It was found that F1 Selma (FS) suppressed Early Hybrid (EH) in mixed culture, altho...
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