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A variety indigenous to northern Nigeria yields best in its own locality, the time of flowering coinciding with the end of the rainy season. If the va...
Read moreIndigenous sorghum varieties in N. Nigeria yielded best in their own localities. All local varieties of a locality tended to flower at the same time e...
Read moreReproductive behaviour was recorded in 23 populations of D. glomerata grown under uniform field conditions. In most populations some plants headed in ...
Read moreTwenty-one agronomic varieties and local populations of D. glomerata ssp. euglomerata and two of ssp. lusitanica from a wide range of habitats were st...
Read morePopulations of Dactylis glomerata were sampled along 2 transects in S. France both of which began near the Mediterranean coast, one going 80 km N. to ...
Read moreYear-to-year variation in the risk of spring frost damage during the 20th century was examined with reference to variation in the date when a fixed th...
Read moreEcological intensification has been proposed as a strategy to mitigate the impacts of conventional intensive land use on pollinators and insect pollin...
Read moreThe initiation of an invasion event is rarely dated in studies of alien plants. Data from aerial photographs documenting the invasion from the outset ...
Read moreBumblebees are important pollinators for a wide range of crops and wild plants. Performance of their colonies depends on pollen and nectar as food res...
Read moreThe management of crops outside the regular cropping calendar can improve profits when supply is low and prices are high, but we do not know how induc...
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