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Spaced plants of the British S170 and the north African Syn I and Syn II were grown in the open from April to December 1962. Initially the north Afric...
Read moreThe varieties used were S170 and ecotype AH from 660 m alt. in Algeria. AH expanded more leaf area during winter than did S170, and had a higher leaf-...
Read moreIn continued work [see preceding abstract] the weight and nutrient status of litter from the four species were related to the size of the trees surrou...
Read moreExtensive research has demonstrated that urbanization strongly alters ecological processes, often perniciously. However, quantifying the magnitude of ...
Read moreRangeland ecologists have been debating the validity of two current paradigms for the evaluation of vegetation dynamics on rangelands. This debate fre...
Read moreVarietal growth characteristics affect yield and the ability of cotton plants to avoid and/or compensate for herbivore damage, in particular by the cu...
Read moreShading of plants grown outdoors decreased RGR and NAR but increased leaf. area ratio; values for the N. African Syn I and Syn II were similar to thos...
Read moreIn this technique the roots are laid out on a flat surface and a count is made of the number of intersections between the roots and random straight li...
Read moreIt is generally accepted that conservation of natural heritage is important to people, communities, and the environment. However, invertebrate species...
Read moreData are given on the above-ground biomass of trees, ground flora and litter for a series of young P. radiata plantations 3, 5, 7, 9 and 12 years old ...
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