نتایج جستجو برای: grass root design
تعداد نتایج: 1109050 فیلتر نتایج به سال:
Abstract Aims Root tensile tests are often rejected if failure location is outside the middle section of samples. This study aims to identify where and why occurs along a root axis, hence revisit current approaches test-validity. Methods Roots from Festuca arundinacea; Lolium multiflorum; perenne were sampled field-grown plants. tested using universal testing machine. samples randomly allocated...
Two experiments were carried out to determine the effects of feeding grass silages differing in their water-soluble carbohydrate content, with or without red clover silage, on the efficiency of nutrient use. High-sugar grass, control grass, and red clover were ensiled in laboratory silos for use in an in vitro experiment (Exp. 1). For an in vivo experiment (Exp. 2), the same forage types were b...
background and objectives: cold stress is one of the most important limiting factor for growth and development of grasses in temperate regions. freezing tolerance is highly different between plant species and between regions. the importance of grasses is due to widespread application in lawn beautifying, animal feeding, and erosion control. there are many differences between grass species in re...
in order to evaluate the effects of duck with azolla sp. on weed density and growth parameters in rice-duck farming system, an experiment was conducted at sari agricultural sciences and natural resources university during 2012. experiment was arranged in split plot based on randomized complete block design with three replicates. main plots were duck at four levels (control, 400, 800 and 1200 pi...
Most of fungal biodiversity on Earth remains unknown especially in the unexplored habitats. In this study, we compared fungi associated with grass (Poaceae) roots from two ecosystems: the temperate pine barrens in New Jersey, USA and tropical rain forests in Yunnan, China, using the same sampling, isolation and species identification methods. A total of 426 fungal isolates were obtained from 16...
This paper discusses the application of GRASS iil the area of mobile and portable radio communications. The growing interest in wireless personal communications has fueled efforts to produce systems with better performance and increased capacity. A brief view of mobile communications is presented along with the motivation for this research. The role of GRASS in radio propagation prediction is d...
Summary Introduction. Phleum pratense (Timothy grass) is the most frequent cause of grass allergy in Europe. Molecular-based allergy diagnostics have been recently introduced in the clinical practice, allowing to define and characterize exactly the sensitization profile. Aim of the study. The present study was aimed to investigate the possible relationships between Graminaceae pollen data and t...
In recent years, youth voluntary organizations, community voluntary organizations and different kinds of self-organized grass-root voluntary organizations have been developing rapidly in China, voluntary services are being integrated into our life, and volunteerism has become a value accepted by more and more people. In this paper, the present status and problems of China's voluntary services a...
In this paper we discuss an application of our MVE-2 project in a research experiment. The MVE-2 stands for “Modular Visualization Environment version 2”. It is our grass root effort to create a general and easy to use pipeline based environment. These days we are in the stage of first real-world research experiments. Following text contains an introduction to the system and its possibilities. ...
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