The world forests

The family Magnoliaceae is one of the important groups in flowering plants and the important component of tropical rain forest. With ca. 300 Magnolias species world-wide, there are at least 60 species occurring in Vietnam, distributed throughout the country.

10p vilarry 01-04-2024 10 1   Download

Ebook "The biosphere" researchers from all regions of the world report on their findings to explore the origins, evolution, ecosystems and resource utilization patterns of the biosphere. Some describe the complexities and challenges that humanity faces in its efforts to experiment and establish a new partnership with nature in places designated as biosphere reserves by UNESCO under its Man and the Biosphere (MAB) Programme.

314p duongthandue0501 28-02-2024 2 1   Download

Ebook "Forest hydrology and catchment management: An Australian perspective" focusses on the issues of small streams, including catchment definition, slope, hydrograph formation, water quality measurement, and annual water yield. The world-wide management issues of sustaining riparian forests are examined, using the River Murray forests as an example. Finally a large amount of information is drawn together to examine the management of forested catchments for water supplies.

276p manmanthanhla0201 26-02-2024 10 1   Download

Ebook "Studying vibrational communication (Animal signals and communication, Volume 3)" explains the key ideas, questions and methods involved in studying the hidden world of vibrational communication in animals. The authors dispel the notion that this form of communication is difficult to study and show how vibrational signaling is a key to social interactions in species that live in contact with a substrate, whether it be a grassy lawn, a rippling stream or a tropical forest canopy. This ancient and widespread form of social exchange is also remarkably understudied.

458p manmanthanhla0201 26-02-2024 3 1   Download

Ebook "Challenges and opportunities for the world’s forests in the 21st century" tackles the enormously important and complex issues facing the world’s forests today, posed by climate change, conservation objectives, sustainable development needs, and the growing demand for affordable energy, along with analyses of the difficulties and opportunities that these present, Contains contributions from numerous internationally recognised experts in these fields.

823p manmanthanhla0201 26-02-2024 2 1   Download

Ebook "Invasive forest insects, introduced forest trees, and altered ecosystems: Ecological pest management in global forests of a changing world" demand for timber and fibber continues to grow and is being met by increased reliance on plantation forestry. Many of the plantations that are being grown around the globe are non-native species that have characteristics of rapid growth and good commercial qualities.

188p tachieuhoa 28-01-2024 4 2   Download

Ebook "The future of the world’s forests: Ideas vs Ideologies" seeks answers to this question. It examines the often dysfunctional relationships between various members of the international forest constituency, which have so often prevented the formation of consensus. It also explores the tendency to pursue technical and politically convenient ‘fixes’ focused on the internal workings of the forest sector, while ignoring the overwhelming influence of external forces on the fate of forests.

216p tachieuhoa 28-01-2024 7 2   Download

Ebook "Forests in development: A vital balance" shows some of the main advances in forestry over the six years spanning between the XII World Forestry Congress in Canada and the XIII WFC held in Buenos Aires. The book covers most of the themes of the XIII WFC, from biodiversity through production, policies, environmental services, and economic aspects, linked by sustainability.

90p tachieuhoa 28-01-2024 2 2   Download

Ebook "Development cooperation policy in forestry from an analytical perspective" to gain a comprehensive insight into forest development policy, praxis and reality shouldn’t miss this excellent publication. Hard to find a comparable reading where the author is digging as deep into Forest Development Policy. The author discovered numerous highly relevant theories as well as inspiring cases about forests and people from around the world, focusing on ‘change’ rather than ‘development’ and on the role of various actors in creating or preventing ‘change’.

345p lucchinguyen 28-12-2023 11 2   Download

Part 1 book "Wildlife of the world" includes content: Forests, grasslands, extreme environments, aquatic environments, peaks and prairies, canadian arctic, yellowstone, central great plains, sierra nevada, mojave desert, florida everglades, land of the jaguar, costa rican rainforest, andean yungas, amazon rainforest, the pantanal, andean altiplano, argentine pampas, galapagos islands,... and other contents.

255p muasambanhan02 18-12-2023 3 0   Download

Part 2 book "Wildlife of the world" includes content: Terai duar savannas; eastern himalayas; upper yangtze forests; gobi desert; nihonkai montane forest; bornean rainforest; sulu sulawesi seas; australasia; the red continent; new guinea montane forest; north australia savannas; great sandy tanami desert; east australian forests; great barrier reef; new zealand mixed forest; antarctica; land of ice and snow; southern ocean islands; antarctic peninsula.

227p muasambanhan02 18-12-2023 6 0   Download

In the context of the word today, the consequences of climate changes are seriously happening. The rising sea level makes many land areas being gradually submerged. Extreme weather phenomena such as super typhoons or tsunamis are occurring more frequent and becoming more complicated and unpredicted. The forest fires have occurred continuously in recent years. The world largest rainforest - Amazon, which is considered as the green lung of the world, has seen a huge jump in the number of fires in recent years and this has greatly affected the living environment on Earth.

13p nhanchienthien 25-07-2023 7 4   Download

The Central Highlands (Tây Nguyên) is a center of yellow camellia diversity in Vietnam and the world. The Central Highlands contains 18 of Vietnam’s yellow camellia species, accounting for 37% of yellow camellia species in Vietnam and 28% of yellow camellia species worldwide. Moreover, all 18 yellow camellia species in the Central Highlands are endemic to Vietnam.

14p vimelindagates 18-07-2022 9 2   Download

The bathing behavior of woodpeckers (Picidae) is almost unknown and the paucity of reports of bathing in the family has led to suppositions that they may do so rarely. An unusual observation of the Atlantic Forest endemic Robust Woodpecker Campephilus robustus dew-bathing socially is reported from Paraguay and discussion of its significance follows. Dew-bathing has been reported for a small number of New World bird families and has often been linked to a shortage of water, but has never been previously reported in New World Picidae.

3p dolomite36 30-12-2021 5 0   Download

This article needs to present forest conservation in view of Buddhism. On study to show about concept of Buddhist doctrines are important for conservation forest restoration and preservation of forest resources have abundance because forests are important of natural resource and are connected to other resources in the world such as water, soil, air, wildlife and human. So, Buddhist doctrines can be used as guidelines or it is a good way to forest conservation.

5p huyetthienthan 23-11-2021 8 1   Download

The Plants are reservoir of large numbers of microorganisms known as endophytes that resides inside the plants with inconspicuous symptoms. The association of grasses with microorganisms, including fungal endophytes, is abundant and is vital to maintain the grasses' ecological health and the species diversity. The Bamboo is an essential plant, intertwining with native people indicates the opportunity to find new strains of endophytic fungi and as potential sources of novel natural products.

8p chauchaungayxua11 23-03-2021 6 2   Download

DNA barcoding is a useful tool in identifying species, biodiversity assessment, and revealing phylogenetic relationships of living organisms in the world. However, the DNA barcode data for leaf beetles in Vietnam is lacking. In this study, sixteen DNA sequences of 658 bp of COI gene from nine species (five genera; three subfamilies) of Chrysomelidae in Vietnam were (obtained). Intra- and inter-specific diversities, and phylogenetic relationships of these species were analyzed.

7p nguaconbaynhay10 20-02-2021 13 3   Download

In the agriculture sector, livestock rearing is the major cause of emission and accounts for 78% of total methane emission from the agriculture sector and about 50% of methane emission from all sectors (NATCOM report, Ministry of Environment and Forests, 2004). Methane emissions from livestock makes up 18 per cent of total world greenhouse gas emissions and the net contribution of enteric fermentation to greenhouse gas is 5% (IPCC, 2006). The main source of methane emission from livestock

15p cothumenhmong9 18-01-2021 6 1   Download

Gobiiformes is the second diverse order of fish, with more than 2000 species in the world, and 99 species in Vietnam. Many of them are commercially economic important. To understand goby fish diversity in a mangrove forest, three surveys were conducted in March, July, and August 2019 from Tien Hai Wetland Nature Reserve, Thai Binh Province.

11p tamynhan5 10-12-2020 13 1   Download

In medieval literature in, the image of the mountainous people is blurred, thanks to the literary innovation of 1930-1945. Forest story was born with the names of many writers such as Lan Khai, Luu Trong Lu, TChya, Thanh Tinh, Nguyen Tuan, Ly Van Sam... In it, Lan Khai was dubbed as Forest Writer. He wrote about nature, customs and mountain people very attractive.

6p tamynhan9 02-12-2020 9 2   Download