Dar

المؤلفون: <a href='https://dar.bibalex.org/ar/Search/ExactResults.aspx?format_Id=1&author=Graham%2C%20Samuel%20Alexander'> Graham, Samuel Alexander
تاريخ النشر: 1915.
المساهمون: <a href='https://dar.bibalex.org/ar/Contributor/ContributorItems.aspx?contributor=Biodiversity%20Heritage%20Library&format_id=1'> Biodiversity Heritage Library
المجموعات: <a href='https://dar.bibalex.org/ar/Collection/CollectionItems.aspx?collection=Biodiversity%20Heritage%20Library&format_id=1'> Biodiversity Heritage Library
التصنيف: <a href='https://dar.bibalex.org/ar/Category/CategoryDetails.aspx?mainCat=Others&format_id=1'> Others
الموضوعات: Forests and forestry ,&nbsp; Seeds ,&nbsp; White pine
كلمات مفتاحية: White pine Seeds Forests and forestry

بحث متقدم

A study of the periodicity of seed years and direction of seed distribution of the white pine in the vicinity of Ithaca, N. Y.

مشغل بواسطة
مكتبة الإسكندرية