Search Results for : biodiversity

Comprehensive appraisal of protected areas of Pakistan; their management status and encumbrance

Establishment of Protected Areas has long history and in recent years their development has accelerated across whole world to cope with the problem of biodiversity loss. Pakistan has also shown serious concern towards sustainable use of biological resources and cultural heritage by establishing legislation, policies and institutions. However implementation of these laws and policies is […]

Functional analysis of competition for resources between durum Wheat (Triticum turgidum L. var. durum) and two species of weeds Galiuma parine, Fumaria officinalis in Tiaret, Algeria

Given the important role of weeds in the biodiversity and biofertilisation of agricultural soils, the main objective of our study is to estimate their impact on the availability of mineral elements in the soil and on the physiological parameters and crop yield of cereals in a semi-arid environment. Thus, two most common weeds are Galiuma […]

Study of the Congolese distribution of the Lycophytes and Ferns from the mountain areas of Kahuzi-Biega National Park (Eastern DR Congo, Albertine Rift): A contribution to the conservation from this Park

Phytogeographic theories complement classic biodiversity data with spatial information and constitute a potential tool for conservation biology. The studies presented in this paper analyse diversity patterns of Lycophytes and Ferns in the mountains of Kahuzi-Biega National Park (KBNP) which is located in other regional endemic centers of the DRC according to White (as stated in […]

Significance of pollination services in crop and plant diversity in tropical Africa

There exist diverse communities of plants in the tropics. These plants offer habitat to a number of insect pollinators that directly or indirectly play a significant role in sustaining tropical biodiversity through pollination process. The insect pollinators are capable of transferring pollen grains from anther of one flower to the stigma of another or the […]

Potential of intercropping pesticidal plants with common bean in promoting natural enemies for pest management in agroecosystems

Use of pesticidal plants (PPs) is now evolving as one of the essential means to be used in protection of crop plants or produces from pest attack and substitute synthetic chemical pesticides. The PPs possess an array of properties such as toxicity, anti-feedance, repellency, deterrents and attractants and insect growth regulatory activities against important pests. […]

Medicinal folk recipes and conservation status of gymnospermic flora for livelihood security of Malam Jabba Valley, Hindu Kush Range, Swat, Pakistan

The Malam Jabba Valley, district Swat has a diverse flora with the spectacular scenic beauty and unspoilt nature that attracts tourists across the globe and makes the valley a paradise for the nature and adventure lovers. Floristically the area is located in Hindu Kush Range, dominated by Sino-Japanese type of vegetation. A detailed investigation was […]

Avifaunal assemblage in Barangay Lumbia, Cagayan de Oro City, Philippines

The threats to the Philippine avifauna have been increasing through the years despite the fact that the country has a rich and diverse bird life. Habitat destruction has affected 97% of threatened birds in the country especially in Barangay Lumbia which is under the pressure of rapid urban development. Moreover, avifauna diversity in Northern Mindanao […]