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Research on Ecological Compensation of National Parks Based on Tourism Concession Mechanism
protected natural areas ecological compensation concession Pilot Programs for Shennongjia National Park System
2023/11/20
The Chinese government has already proposed to build a nature protected area system composed mainly of national parks and encourages the development of concession operations in national parks. The est...
Transmission Mechanism of the Pinewood Nematode, Bursaphelenchus xylophilus:How Does the Nematode Transfer to and Depart from Its Insect Vector?
Bursaphelenchus xylophilus Monochamus alternatus pine wilt disease transmission mechanism vector beetle
2009/8/28
The pinewood nematode, Bursaphelenchus xylophilus, is the causative agent of pine wilt disease (PWD), and is transmitted among host trees by cerambycid beetles in the genus Monochamus. In Japan, its p...
Histological Analysis for Mechanism of Pine Wilt Disease
bordered pits resin canals resistance tracheids xylem parenchyma cells
2009/8/28
Host pine trees infected with pine wilt disease show various histological responses. The pathogenic pinewood nematodes (Bursaphelenchus xylophilus) migrate through the resin canals in cortex and xylem...
Mechanism of Female Sterility in Sugi (Cryptomeria japonica D. Don)
Cryptomeria female sterility male sterility megaspore mother cell
2009/8/28
Two C. japonica trees exhibiting male sterility were found in Niigata Prefecture, Japan. These trees exhibited not only male sterility but also female sterility, because their seeds did not germinate....
Effect of Pericarp on Germination Delay and Its Mechanism in Fraxinus lanuginosa Fruit
dormancy Fraxinus lanuginosa fruit germination delay moist chilling
2009/8/24
We investigated the germination traits of Fraxnus lanuginosa fruits which were collected in Yamagata Prefecture, in the northern part of Honshu, Japan. While fruits set at 5°C were in quiescence showi...
A review on mechanism of plant geotropism：developing trend in research on pine root geotropism
developing trend hypothesis mechanism root geotropism
2009/3/3
Despite the fundamental importance of gravity-driven growth response in plants, the mechanisms that result in root geotropism are poorly understood and the signaling pathways involved remain elusive...
Guidebook for the formulation of afforestation and reforestation projects under the Clean Development Mechanism
Guidebook for the formulation of afforestation reforestation projects Clean Development Mechanism
2014/3/6
The CDM project cycle is very demanding on project developers, involving project design and development, validation, registration, monitoring, verification and certification. This publication describe...