Articles
1,213 open-access articles · page 45 of 61
ArticlesNitrogen contribution of Acacia modesta in two soil series of Lohi Behr range
Nasir M. Butt, Noor Mohammad, Rex D. Pieper
Phulai (Acacia modesta) is a widely distributed species in northern Pakistan. It has high forage and fuel wood value. Its nitrogen contributing potential to soil was studied at Lohi Behr Range. Soil samples were taken under and outside of the canopy of phulai…
25 May 2024- Articles
A note on the new Hosts of Botryodiplodia theobromae in Pakistan
Syed Ehteshmul Haque, Abdul Ghaffar
During a survey of cultivated fields of Malir, Karachi, Annona squamosa L., Pithecellobium dulce (Roxb.) Benth and Aralia sp. were found to show symptoms of die back disease. Microscopic examination of the dead branches revealed the presence of dark black pycn…
25 May 2024 - Articles
Nitrification and Denitrification Potential of soils under Dalbergia sissoo Roxb, ex, DC
R. F. Fisher, Zahid Javid
Shisham (Dalbergia sissoo Roxb. ex. DC) is grown under flood irrigation on the Indus Plain of Pakistan. This dinitrogen fixing tree enriches the soil in nitrogen and improves the site upon which it is grown. The low C:N ratio, high summer temperatures and irri…
25 May 2024 - Articles
Comparative studies on the introduction and performance of Solanum khasianum Clarke and Solanum mammosum L. at Medicinal Plants Farm Peshawar
Anwar Ahmad Khan, Shakeel Haider Zaidi
Solanum khasianum and Solanum mammosum are well-known for their solasodine content, which is the precursor for the preparation of cortisone. To assess the possibilities of their acclimatization and cultivation, yield trials with various spacings were conducted…
25 May 2024 - Articles
Effect of locality on the oil yield and physico-chemical caharacteristics of oil from Thymus serpyllum L.
Mohammad Bashir Khan, Pazir Gul, Muhammad Farooq, F. W. Khan
Thymus serpyllum L. collected from different localities of N.W.F.P. and Baluchistan were analysed for essential oils and phenol contents. It was observed that the change in plant locality had a remarkable effect on the yield of oil and phenol contents and had…
25 May 2024 - Articles
Effect of Age, Locality and Sampling Position on Chemical Composition of Eucalyptus camaldulensis Dehn Wood
K. M. Suleman, N. Kausar
Variability in wood chemical composition with age, locality and sampling position of Eucalyptus camaldulensis wood grown at Khipro and Chichawatni were studied. No variation in chemical composition could be found with respect to position of sample in the tree.…
25 May 2024 - Articles
Cement bonded particleboard from Eucalyptus camaldulensis wood
S. M. Yasin, T. A. Qureshi
For determining the suitability of Eucalyptus camaldulensis wood for the manufacture of cement bonded particleboard, panels were made from the flakes before and after extraction with cold and hot water separately and by mixing Portland cement at the rate of 66…
25 May 2024 - Articles
Effect of open air storage on the physical degradation of wood
J. A. Khan
This paper presents the results of the study to assess the degree of degradation caused to wood during open air storage at Changa Manga forest plantation. Four different species viz ; Shisham (Dalbergia sissoo) , Mulberry (Morus alba) , poplar (Populous spp.)…
25 May 2024 - Articles
Thesis Research
M. Ayaz, J. A. Khan, M. Kleine, H. Duerrstein
In order to support the training of research and teaching staff at the Pakistan Forest Institute (PFI), the German Project provided scholarships for training abroad. Besides advanced training in Forest Management and Wood Technology for a period of about one y…
25 May 2024 - Articles
Straight trees of Prosopis juliflora (Mesquite) for desert afforestation
M. I. Shiekh
The Mesquite, Prosopis glandulosa and locally known as Walayati kikar is indigenous to west tropical and sub-tropical north and south America especially in Mexico and Texas, Brazil, Argentina and Chile. It has been introduced in Australia and South Africa. In…
25 May 2024 - Articles
Trials and growth of Pinus caribaea in Northern Nigeria
J.O. Adegbehin, S. Nokoe, J. A. Okojie, G. O. Otegbeye
From the trial plantings of exotic tree species which commenced in the Northern areas of Nigeria over 20 years ago, apart from some species of eucalypts which have been earmarked as promising and mow feature prominently in afforestation programmes in these are…
25 May 2024 - Articles
Volume tables for Horse Chest-Nut (Aesculus indica) of N.W.F.P.
Mohammad Afzal Cheema, Raja Walayat Hussain
Horse chestnut (Aesculus indica) is a useful broad leaved tree and grows naturally in conifer forests of NWFP, Punjab and Azad Kashmir associated with other broad leaved and conifers. Its wood is pale pink, soft and used for light constructional work, packing…
25 May 2024 - Articles
Efficacy of antimoultants against poplar defoliator Ichthyura anastomosis Steph and Shisham defoliator Plecoptera reflexa Guen.
M. Ismail Chaudhry, Hanif Gul
Antimoultant insecticides, Alsystin and Dimilin 25% W.p. which inhibit chitin sythesis in insects were tried against 2nd and 3rd instar larvae of shisham defoliator, Plecaptera refexa Guen. (Notodontidae). Both the chemicals in laboratory as well as field tria…
25 May 2024 - Articles
Two new hosts of Phyllactinia mespili (Cast.) Blumer, from Pakistan
Abdus Sadiq, Jehandar Shah
In October 1986, leaves of Cydonia oblonga Mill, and Pyrus communis Linn., the members of Rosaceae, showing superficial fungal fruiting bodies were collected by the authors from Jandool area, District Dir, N.W.F.P., Pakistan. The white fungal coating studded w…
25 May 2024 - Articles
Introduction of Paulowina in Pakistan
K. M. Siddiqui, M. Khan
Paulownia is the only tree genus in the family Scrophulariaceae which is primarily herbaceous. The genus has nine species of fast growing trees indigenous to China with wide distribution from 18 to 40° North latitudes and from 100 to 128° East longitudes…
25 May 2024 - Articles
Status of Desertification in Pakistan
Mirza Mohammad Ashraf, Ghulam Akbar
Status of desertification in Pakistan has been reviewed in the light of increasing population and various land-uses, with particular reference to agriculture, range management with livestock population, watershed management and forestry, compiling the statisti…
25 May 2024 - Articles
Screening of a acaricidal fumigants for the control of tracheal mite disease of honey bees in Pakistan
Bashir Mohammad Khan, M. Ismail Chaudhry
Three acaricidal fumigants namely Folbex. Perizin and Frow mixture were evaluated, under local condition, for their efficacy against the tracheal mite disease of honey bees in aparies in N.W.F.P. The fumigants significantly reduced the number of sick bees and…
25 May 2024 - Articles
New records of rust fungi from Pakistan
Jehandar Shah, Zakaullah
Intro: Various workers (Ahmad 1956, 1956; Khan and Kamal 1968, 1969; Mirza and Qureshi 1978; Zakaullah et al., 1987) have significantly contributed to the record of rust fungi from Pakistan. The present paper adds four more fungi to the list as occurring eithe…
25 May 2024 - Articles
Comparison of anatomical, physical and mechanical properties of Abies pindow, Cedrus deodara and wallichiana from dry and wet temperate forests
K.M. Siddiqui, J. A. Khan, Iqbal Mahmood
In this study, anatomical, physical and mechanical properties of three softwood species growing in dry and wet temperature forests exhibit slow growth rate and high density and strength samples from dry temperate forests exhibit slow growth rate and high densi…
25 May 2024 - Articles
Local and standard volume tables for Maple (Acer caesium) of Azad Kashmir and N. W. F.P.
M. Afzal Cheema, Mohammad Aliul Hassanin Fatime
Intro: Maple (Acer caesium) is a useful broad leaved tree and grows naturally alongwith other broad leaved trees in the conifer forests of N.W.F.P., Punjab and Azad Kashmir. Its timber is used in furniture, wood articles, carving and especially for bobbins of…
25 May 2024