STUDY THE TREE FORM FOR Pinus brutia Ten. SPECE IN NINEVAH STANDS
نویسندگان
چکیده
منابع مشابه
Genetic Variation in Pinus Brutia Ten.: Wood Density Traits
Trees in two provenance-progeny experimental sites of Pinus brutia Ten. were sampled to study variation in wood density and its components among and within six populations and to estimate heritability of wood density and ring components. Wood increment cores (12 mm thick) were collected from 29-year-old trees at breast height. A total of 1023 wood strips were scanned with the X-ray densitometry...
متن کاملتحلیل رویش قطری در طول ساقه درخت کاج بروسیا (Pinus brutia Ten.) در شهرستان خرم‌آباد
رویش درختان تحت تأثیر عوامل درونی آن‌ها و فاکتورهای مختلف بیرونی قرار دارد. در طول حیات، میزان رویش برحسب نحوه تأثیر عوامل مذکور متفاوت است. از آنجایی که روند رویش قطری در ارتفاعات مختلف ساقه دارای نوساناتی است. این پژوهش با هدف بررسی نوسانات رویش قطری گونه کاج بروسیا، در طول ساقه، انجام شده است. بدین منظور تعداد 31 اصله درخت کاج بروسیا به‌صورت تصادفی انتخاب و قطع شد. سپس از هر درخت تعداد 5 عد...
متن کاملstudy of seed germination and seedling survival of pinus brutia ten. in different soils of nursery
current research was aimed to study the effect of soil different treatments on seed germination and seedling survival of pinus brutia ten. seedling in nursery of koloudeh, located in amol city. seeds in plastic pots were sown at four different soil treatments including: (a) nursery soil (control), (b) control soil: cattle manure (5:1), (c) control soil: decomposited litter (5:1), (d) control so...
متن کاملSoil respiration and root biomass responses to burning in calabrian pine (Pinus brutia) stands in Edirne, Turkey.
In this study soil properties and root biomass responses to prescribed fire were investigated in 25-30 year-old calabrian pine (Pinus brutia Ten.) stands in Edirne, Turkey. The stands were established by planting and were subjected to prescribed burning in July 2005. Soil respiration rates were determined every two months using the soda-lime method over a two-year period. Fine (> or = 2 mm diam...
متن کاملstudy of cohesive devices in the textbook of english for the students of apsychology by rastegarpour
this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...
ذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Mesopotamia Journal of Agriculture
سال: 2011
ISSN: 2224-9796
DOI: 10.33899/magrj.2011.28079