The History of Temperate Agroforestry [PDF]
Land use systems integrating trees and agriculture have been practised for thousands of years, and have traditionally been important elements of the agricultural landscape in tropical and temperate regions around the world. This report reviews explores a
Smith, Jo
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Published as part of Konrad Lauber, Gerhart Wagner & Andreas Gygax, 2018, Flora Helvetica - Ulmaceae, pp.
Konrad Lauber +2 more
openaire +2 more sources
Se registra por primera vez para Centroamérica Ulmus ismaelis Todzia et Panero (Ulmaceae), se proporciona una detallada redescripción de la especie tal como existe en la región y se comentan aspectos del hábitat y fenología.Ulmus ismaelis Todzia et ...
José L. Linares
doaj
GRAFTING PHYSIOLOGICAL PARTICULARITIES OF SOME ORNAMENTAL DENDROLOGICAL SPECIES
The research was carried out in the Colina Farms dendrological nursery. A number of 140 ornamental dendrological species were tested by grafting. The selected species were Robinia pseudoacatia 'Umbraculifera', Acer campestre 'Globosum', Acer platanoides '
Ștefania Gâdea +6 more
doaj
Carbon allocation, sequestration and carbon dioxide mitigation under plantation forests of north western Himalaya, India [PDF]
The organic carbon and soils of the world comprise bulk of the terrestrial carbon and serve as a major sink and source of atmospheric carbon. Increasing atmospheric concentrations of green house gases may be mitigated by increasing carbon sequestration ...
Bandana Devi +5 more
doaj
Bird Population Changes Following the Establishment of a Diverse Stand of Woody Plants in a Former Crop Field in North Dakota, 1975– 2015 [PDF]
Changes in the coverage of trees and shrubs on the North Dakota landscape since Euro- American settlement have likely had a pronounced impact on bird species that favor woody vegetation.
Igl, Lawrence D. +2 more
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The Aquatic Biota and Groundwater Quality of Springs in the Lincoln Hills, Wisconsin Driftless, and Northern till Plains Sections of Illinois [PDF]
ID: 8307INHS Technical Report prepared for Environmental Protection Trust Fund Commission and Illinois Department of Natural Resources Division of Energy and Environmental AssessmentU of I OnlyRestriction applied due to concern over ...
Phillippe, Loy R. +2 more
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Nuevas citas de olmo de montaña (Ulmus glabra Huds.) en el sector oriental del sistema central español [PDF]
Se citan y describen trece nuevas poblaciones de Ulmus glabra Huds., en el sector oriental del sistema central español, en las provincias de Guadalajara, Madrid y Segovia. Palabras clave: corología, Ulmus, Sistema Central, España. ----------ABSTRACT-----
Bernal, Rubén +3 more
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Aphids associated with shrubs, herbaceous plants and crops in the Maltese Archipelago (Hemiptera, Aphidoidea) [PDF]
A survey of the aphids associated with Maltese shrubs, herbaceous plants and crops was carried out. Sixty six aphid species were recorded from more than 90 species of host plants.
Azzopardi, Erika +6 more
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