Issue · 1994
Vol. 44, Iss. 1
7 articles · All issues →
ArticlesGrowth responses of osmotically stressed seedlings of Abies pindrow under different light regimes
Raza-ul-Haq
The month old seedlings of Abies pindrow were subjected to three water stresses (-0.04, -0.4, and -0.8 MPa) created by the addition of osmoticum (Polyethylene glycol 6000) to nutrient solution under three levels of light (50, 125 and 250µmol m-2 s-1) in t…
25 May 2024- Articles
A note on first time widespread attack of steam blister rust in young blue pine plantations on Naran, upper Kaghan forests
Zakaullah
A recent visit to Naran forests revealed the occurrence of stem blister rust (Cronartium ribicola Fischer) on young blue pine (Pinus wallichiana A. BJackson) crop planted during 1984-85 in Compartment Nos. 9 and 10, Naran Forest Range. The incidence of attack…
25 May 2024 - Articles
Effect of grazing management and fertilizer application on vegetation and soil properties of a moist temperature forest range in Siran valley (Mansehra) NWFP
Sardar Mohammad Rafique
Uncontrolled heavy grazing in blanks of moist temperate forests of the mountaineous tract of NWFP is a common practice of the local and nomad livestock herders. These blanks have been created as a result of compaction and trampling by livestock. This study was…
25 May 2024 - Articles
Damage and control of Heliothis armigera on Nigela sativa crop
Wali-ur-Rehman
Heliothis arnugera caused 99.9% infestation of the fruits of a medicinal plant Nigela sativa in the medicinal plant garden at the Pakistan Forest Institute, Peshawar during 1993. It caused complete seed losses in 73% of the infested fruits. In rest of the 27%…
25 May 2024 - Articles
Seasonal variation of soil and menthol content in Mentha arvensis Linn.
Pazir Gul
Essential oil and Menthol content were isolated from leaf samples of Mentha arvensis L. collected during March-November from the Medicinal Plants Farm Pakistan Forest Institute, Peshawar. Physico-chemical characteristics of the oil were also determined. Octobe…
25 May 2024 - Articles
Economics of growing various forest trees in Azad Jammu and Kashmir
Bashir Ahmad
Intro: As little as 4.8 percent of Pakistan’s total area (including Azad Jammu and Kashmir) is under forests. Both environmental and economic considerations suggest that a desirable range of 20 to 25 percent of a country’s land area has to be under forest (Gov…
25 May 2024 - Articles
Evaluation of different exotic grass species in upland Balochistan
Ghulam Akbar, Shahid Rafique, Muhammad Asghar
Eight coo-season and three warm-season exotic grass species were raised and evaluated for above ground dry matter biomass in Mastung and Tomagh areas in upland Balochistan. Tall wheatgrass and pubescent wheatgrass exhibited high dry matter biomass in southern…
25 May 2024