مرکز منطقه ای اطلاع رساني علوم و فناوري - A STUDY OF SUGAR MAPLE )ACER SACCHARUM MARSH( DECLINE DURING 1979 TO 1989 IN NORTHERN PENNSYLVANIA

DocumentCode :

13335

Title :

A STUDY OF SUGAR MAPLE )ACER SACCHARUM MARSH( DECLINE DURING 1979 TO 1989 IN NORTHERN PENNSYLVANIA

Author :

Edward J. Ciolkosz استاد مشاور , David R. DeWalle استاد مشاور , Susan L. Stout استاد مشاور , Rick L. Day استاد مشاور , Gary W. Petersen استاد راهنما

University :

The Pennsylvenia State University

Grade :

نامعلوم

Major :

PhD )Soil Science(

Number of pages :

Publish Date :

2000

Keyword :

Decline , soil , Pennsylvania , sugar maple

Note :

Language :

انگليسي

Link To Document :