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A logistic model is presented which simulates population growth and concomitant environmental changes when Sitophilus oryzae (L.) is reared on wheat. ...
Read morePopulation density, diet and breeding success of ravens (Corvus corax) and buzzards (Buteo buteo) was studied from 1975 to 1979 on enclosed farmland, ...
Read more[See FA 34, 6805] From ring-count data from all known records of living and dead specimens over 70 yr old, the life-span of Juniperus communis was est...
Read moreThe published results of the Park Grass Experiment (PGE), at Rothamsted, UK begun in 1856, provide up to 30 yr of annual data which may be used to det...
Read moreYoung Golden Delicious trees were grown at Bristol for 1 year then, in January 1975, half the batch were moved to Montpellier; in January 1976, 6 tree...
Read moreEconomic valuation of ecosystem services has emerged as a valuable tool to promote conservation and sustainable land management. Our study adds to thi...
Read moreVariability in historic fire regimes in eastern North America resulted in an array of oak savannas, woodlands and forests that were dominant vegetatio...
Read moreVehicle tracks were made by up to 100 motorcycle and four-wheel drive passes in the Mojave Desert of California on a Typic Haplargid and a Typic Torri...
Read moreThe surface of leaves of Acer pseudoplatanus growing in areas exposed to heavy atmospheric pollution are covered with atmospheric pollution deposits (...
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