Issue · 1984
Vol. 34, Iss. 1
9 articles · All issues →
ArticlesSome more plant communities and the future of dry oak forest zone in Swat valley
A. R. Beg, Mirza Hakim Khan
Additional investigations on the dry oak forest zone in Swat valley revealed that three more plant communities, viz Diospyros lotus, Cotoneaster nummularia, Sophora mollis and Quercus baloot, Impatiens bicolor occur in the area. Prospects of renewable resource…
25 May 2024- Articles
Density and strength properties of Tamarix aphylla wood in air dry condition
Jaleel A. Khan, K.M. Siddiqui
Five logs of Tamarix aphylla wood from Sukkur Forest Division were tested for their density and strength characteristics using standard techniques. The results are given as average values, their standard deviation and co-efficient of variation as well as the r…
25 May 2024 - Articles
Response of hybrid poplar to the application of major fertilization nutrients at Changa Manga
M. I. Shiekh, S. H. Bangash
Study in a 4 year old crop of hybrid poplar (Px Ccr.1-214) was conducted in Changa Manga plantation in 1978. Nitrogen, Phosphorus and Potash fertilizers alone and in different combinations were tried in these studies. Data on height and diameter of plants were…
25 May 2024 - Articles
Growing space requirements of Hybrid Poplar
M.I. Sheikh, Raza-ul-Haq
To compare the rate of growth of Populus euramericana CV-1-214 under seven different spacings viz1.8 x 1.8,2.4 x 2.4,4.3 x 4.3,4.9 x 4.9 and 5.5 x 5.5 meter, a study was planted in Changa Manga irrigated plantation. Assessment of the study after six years has…
25 May 2024 - Articles
Preliminary vegetation and soil investigation of Lohibher range
Amjum Amin, Zafar Uddin, Rukhsana Roohi, Tayyab Jamil
A range ecological survey was conducted in the Lohibher Range in January 1981 and September-October 1982. Vegetation was studied on different major land units viz, (i) dissecting rolling plains, (ii) stream beds, adjoining slopes and edges, (iii) eroded hill s…
25 May 2024 - Articles
Some rare and uncommon plants found in Rawalpindi and Islamabad districts
Yasin J. Nasir
A total of 56 families of 112 genera and130 specie are listed as uncommon or rare plants for the area. The maximum numbers of uncommon or rare plants are to be found in the Poaceae (27), followed by Papilionaceae (10) and Orchidaceae (8). Information including…
25 May 2024 - Articles
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25 May 2024 - Articles
A not on the bird predators of Kail defoliator in Azad Kashmir
Ashiq Ahmad
Kail defoliator, (Biston regalis Moore), appeared in epidemic form in August, 1980 in the blue pine forests Azad Kashmir and Murree invading about 1215 ha area. The insect has annual life cycle with moths emerging in May.
25 May 2024 - Articles
The Holy Quran and vegetation
Salahuddin Ahmad
The Holy Quran commends and compens attention of mankind to observe and contemplate about the wonders of creation, their grandeur and splendour, their variety and diversity, and then to draw inferences as to who other than Allah could have caused their existen…
25 May 2024