Seasonal Effects of Transplanting on Growth and Pre-bud Break Root System Regeneration of Northern Red Oak and Willow Oak
نویسندگان
چکیده
منابع مشابه
Seasonal and Site Effects on Oak Fine Root Production and Ectomycorrhizal Colonization in California Oak Woodland
At three sites in a blue oak woodland in northeast California, we studied seasonal patterns of blue oak (Quercus douglasii Hook and Arn.) fine root (< 2 mm diameter) production and ectomycorrhizal (ECM) colonization using root ingrowth cores. In a short-term study, ingrowth cores were installed and harvested in 3-month intervals for one year. Oak fine root production was lower in fall and winte...
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Oak woodlands of Mediterranean ecosystems, a major component of biodiversity hotspots in Europe and North America, have undergone significant land-use change in recent centuries, including an increase in grazing intensity due to the widespread presence of cattle. Simultaneously, a decrease in oak regeneration has been observed, suggesting a link between cattle grazing intensity and limited oak ...
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15 صفحه اولthe effects of previewing and providing background knowledge on iranian university efl learners’ comprehension of literary and academic texts
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هدف اصلی این تحقیق بررسی تاثیر برنامه ریزی زمانی، هم چنین افزایش میزان پیچیدگی تکالیف در نظر گرفته شده بصورت همزمان، بر دقت و صحت و پیچیدگی عملکرد نوشتاری زبان آموزان می باشد. بدین منظور، 50 نفر از دانش آموزان دختر در رده ی سنی 16 الی 18 سال به عنوان شرکت کنندگان در این زمینه ی تحقیق در نظر گرفته شدند و به دو گروه آزمایشی و کنترل بصورت اتفاقی تقسیم شدند. اعضای گروه آزمایشی هر دو تکلیف ساده و پی...
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ژورنال
عنوان ژورنال: HortScience
سال: 2004
ISSN: 0018-5345,2327-9834
DOI: 10.21273/hortsci.39.4.884c