ARTICLE; BIODIVERSITY AND ECOSYSTEMS Ecological status assessment of Skalenski Lakes (Bulgaria)Golyamo Skalensko Lake (Reservoir Skala 1) is a natural semi-mountain lake, which is partially hydro- morphologically modified and is rarely used for irriga- tion. Malko Skalensko Lake (Reservoir Skala 2...
Most probably those were also overwintering larvae.The larval density in the plankton varied with a ten- dency to increase over the years (Figure 3).The vertical distribution of the veliger larvae in the reservoirs Ogosta and Zhrebchevo corresponded with spa- tial distribution of adult mussels...
Twitter Google Share on Facebook coherent (redirected fromcoherently) Dictionary Thesaurus Medical Related to coherently:cohesively coherent 1.Physics(of two or more waves) having the same phase or a fixed phase difference 2.(of a system of units) consisting only of units the quotient or product...
on agroecosystems and natural ecosystems. There is some concern, for instance, that engineered traits may escape, via genes in pollen transferred by pollinators, and become established in weedy populations of plants in natural ecosystems, in some cases creating conservation management problems and new...
Principle 1.2: NCS do not move ecosystems further from their natural state. Foundational Principle 2: NCS are Sustainable. Principle 2.1: NCS sustain biodiversity. Principle 2.2: NCS sustain food production. Principle 2.3: NCS sustain fiber and wood production. Principle 2.4: NCS sustain climate ada...
Thus, healthy ecosystems that can sustain ecosystem provisions for humans are vigorous, resilient to external pressures, and able to maintain themselves without human management. They contain organisms and populations that are free of stress-induced pathologies and a functional biodiversity that displays ...
Agriculture is the backbone of rural livelihood for rural communities. Most of the farmers practice mono-cropping and depend on maize as a livelihood crop... A Rozilla,O Maria,J. Odinga - 《International Journal of Advanced Research》 被
The theme of this article is ___. A、natural resources B、environmental protection C、ecosystems D、biodiversity 无解析
The epidermis usually contains gland cells that secrete mucus, which in mollusks has a variety of important uses, such as locomotion, food entrapment, and prevention of water loss. Muscle tissue is found in the body wall, and is particularly plentiful in the foot, which is used for locomotion...
Most of the reptiles and amphibians in grassland ecosystems are predators. Relatively few bird species inhabit the grassland ecosystem, although many more species are found in the flooding pampas of Argentina than in the dry grasslands of the western United States. Their role in the grassland ecosys...