Is site preparation necessary for bur oak receiving post-planting weed control?
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چکیده
منابع مشابه
Site Preparation: Microsite Selection and Planting Stock Performance
Site preparation plays a vital role in British Columbia’s regeneration program (Figure 1). Historically, prescribed fire has been the tool most commonly used to satisfy the needs of both hazard abatement and site preparation. Recently, the use of fire has decreased relative to other options (Figure 2), due to the increased cost of burning, the increased public concern in areas sensitive to smok...
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A simple search for information sources shows that there are many researches and articles in the field of lecture method and comparison with other types of teaching methods. Interestingly enough, if not with certainty in all of these researches, at least in most of them, the result was in favor of non-lecturing. Previously, the authors emphasized the importance of rhetoric in a Persian letter (...
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BACKGROUND Implant site preparation usually consists of several consecutive drilling steps, performed using different burs with increasing diameter. PURPOSE The purpose of the present study was to report the clinical outcomes of edentulous patients that underwent implant treatment, in which a special bur that allows preparation of the implant site in a single drilling step was used. MATERIA...
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Martin M. Williams II Corresponding author. U.S. Department of Agriculture—Agricultural Research Service, Invasive Weed Management Research, University of Illinois, 1102 S. Goodwin Ave., Urbana, IL 61801; [email protected] The critical period for weed control (CPWC) identifies the phase of the crop growth cycle when weed interference results in unacceptable yield losses; however, the effect of ...
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INTRODUCTION Optimum conditions for the ultrasonic examination of the abdominal organs require a fluid-filled gall bladder and as little gas in the gastrointestinal tract as possible [1]. In addition the thin patient is easier to examine than the fat patient since higher-frequency transducers can be used which improve resolution. Most ultrasound (US) departments instruct their patients to come ...
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ژورنال
عنوان ژورنال: Annales des Sciences Forestières
سال: 1997
ISSN: 0003-4312
DOI: 10.1051/forest:19970108