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25 May 2024- Articles
Abundance of termites in experimental plots in Lal Sohara and Karachi (note)
Ashiq Ahmad, M. Ismail Chaudhry
Note: These observations were recorded in small experimental plots at Lal Sohara (Bahawalpur) and Karachi where natural resistance in six common timbers of Pakistan is being tested against termites.
25 May 2024 - Articles
Socio-economic conditions of workers engaged in cultural operations in Pakistan (note)
Mohammad Amjad
Note: This study reports the results of a sample survey of the socio-economic conditions of the labour engaged on Cultural operations and on the maintenance of the Pakistan Forest Institute grounds in August, 1976. 114 workers were employed on 20-8-76; 63 regu…
25 May 2024 - Articles
Cultivation trials of tulips and daffodils in Peshawar
Amjad Mahmood Chima
Two thousand bulbs each of tulips (7 varieties) and daffodils (5 varieties) were imported from Holland planted at Peshawar in December, 1976. The objective was to study their performance of sprouting, growth and multiplication. All varieties sprouted and flowe…
25 May 2024 - Articles
Twenty-ninth passing-out ceremony of the Pakistan Forest Institute, Peshawar (October 5, 1977)
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Twenty-ninth passing-out ceremony of the Pakistan Forest Institute, Peshawar (October 5, 1977)
25 May 2024 - Articles
Home and Foreign News
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Home and Foreign News
25 May 2024 - Articles
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25 May 2024 - Articles
Heterotrophic growth during seed germination in Juniperus excelsa M. Bieb
Abdul Khalique
Juniperus excelsa M. Bieb has an extremely slow rate of autotrophic growth (Troup, 1921), while nothing is reported about its heterotrophic mice of growth - especially during seed germination. The present investigation was taken up or determining the rate of g…
25 May 2024 - Articles
Artificial hatching of silkworm eggs
Mian Mohammad Muslim
Artificial hatching of silkworm eggs of Korean variety (Jam 103 x Jam 104) F-2 was conducted by treating them with HC1 solution of different concentrations and for different duration at 460C; after 21 hours of oviposition, Treatment with 14.5% HC1 solution for…
25 May 2024 - Articles
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25 May 2024 - Articles
Comparison of six poplar clones for growth and survival
Mahmood Iqbal Sheikh
In a study conducted to compare the rate of growth of sox different poplar clones over a period of 4 years, P. deltoids 1-63/51 gave the best performance. The rest of the clones in order of merit were: P. euramericana I-214 P. deltoids I-90/60, 1-72/51 I-69/55…
25 May 2024 - Articles
Salt tolerance of forest tree species as determined by germination of seeds at different salinity levels
Sarfaraz Hussain Bangash
Salt tolerance studies were carried out on seeds and seedlings of six species: Acacia arabica, Albizzia lebbek. Parkinsonia aculeate, Prosopis spicigera, Robinia pseudoacacia, Zizphus jujube. The salt concentration was varied from 0.05% to 0.80% for all specie…
25 May 2024 - Articles
Population dynamics of Markhor in Chitral Gol
Abdul Aleem
Survey conducted to assess markhor population in Chitral Gol in January 1977 indicated the presence of 299 animals. As compared to 1975 estimation, an increase in male/female ratio was noticed whereas the number of young per female dropped to more than half. M…
25 May 2024 - Articles
Chemical evaluation of Quercus ilex seed and oil
Fazli Wahid Khan, Pazir Gul, Abdul Ghaffar Marwat
Oil extracted from the seeds of Quercus ilex was analysed for its physicochemical constants and composition of fatty acids. The analytical data obtained were compared with those of oils from Q. incana, Q. ruba, and Q. palustris. It is concluded that the oil is…
25 May 2024 - Articles
Physical characteristics and utilization of Ak (Calotropis procera) fibres
Taj Ali Wazir, S. M. A. Shah
Two series of Ak samples, one collected at random from ten different sources at the flowering stage (July), and the other from Peshawar at various stages of maturity, were examined for a number of physical characteristics. A number of different methods of rett…
25 May 2024 - Articles
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25 May 2024 - Articles
Effect of tree rows on wheat crop
Mahmood Iqbal Sheikh, Amjad Mahmood Chima
A study conducted to find the effect of tree rows grown on the borders of wheat fields has indicated that there is no adverse effect on the yield even from the areas quite close to the rows.
25 May 2024 - Articles
A study of diversity and behaviour of species in seral communities of Kohat
S. M. Chaghtai, Mohammad Yusuf
Species diversity in the seral communities of Kohat was determined and the relationship between species diversity and its components was studied. Species diversity and its components were correlated with the structural characteristics of the communities. The g…
25 May 2024 - Articles
Pre-investment survey for natural resources development in Northern Pakistan
Faqir Mohammad Khan
With increase in population, pressure on land for cultivation, grazing and timber supplies is also increasing in the north-western hilly part of Pakistan like everywhere else. But these mountain lands also constitute a major portion of the watersheds of Indus…
25 May 2024 - Articles
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25 May 2024