Issue · 1992
Vol.42, Iss. 4
9 articles · All issues →
ArticlesSpotlight species on Azadirachta indica (Neem)
Muhammad Shabir Mughal
Neem plant is receiving considerable international recognition for its multiple uses. The tree is fairly fast growing, deep-rooted, broad leaved, semi-evergreen and large-sized with a wide spreading branches forming rounded or oval shaped dense crown. It attai…
25 May 2024- Articles
Effect of accelerated aging on seeds of Pinus roxburghii Sarg.
Muhammad Tahir Laeeq
To study the effects of accelerated aging on seeds of Chir pine (Pinus roxburghii Sarg.) three seeds lots from different localities were subjected to AA at 41°C for 24, 36, 48, 60, 72, 96,and 120 hours. The AA time affected the three seed germination and PV…
25 May 2024 - Articles
Natural regeneration of Silver Fir (Abies pindrow) in the moist temperate forest of Pakistan (A case study from Kund)
Raza-ul-Haq
Experiments were conducted to study microclimate and natural regeneration of Abies pindrow in the moist temperate forests of Pakistan at Kund. It has been concluded that tree and vegetative cover from Viburnm and Tree plus viburnm greatly affects the PAR level…
25 May 2024 - Articles
Development of agroforestry model using water harvesting system in semi arid and arid zones
Bashir Hussain Shah
A study was conducted at Kharian to develop an agroforestry system by using water harvestging system in semiarid zone. Twop slope lengths: 4m and 5 m and three slope gradients: 7%, 10% and 15% of roaded catchments were tested for finding out optimum slope leng…
25 May 2024 - Articles
Private farm nurseries in Punjab and NWFP
Raja Muhammad Omer, Shaukat Ali Khan, Charles R. Hatch
Since 1989 2,057 private farm nursery contracts have been issued in four forest divisions of Punjab and tow forest divisions of NWFP. A sample survey of approximately 10 percent of these contracts was undertaken in 1993. This study describes attributes of priv…
25 May 2024 - Articles
Effect of Mulberry varieties on the development and cocoon shell of Japanese variety of Bombyx mori L.
Inayat Ahmad Hafiz
The leaves of four mulberry varieties PFI-1, PFI-2 Karyansuban (Korean) and a Japanese hybrid were biochemically analyzed and fed to a Japanese silkworm variety to study their effect on its development at different stages especially on economic cocoon characte…
25 May 2024 - Articles
Some observations on natural enemies of poplar borers in Pakistan
Hanif Gul, M. Ismail Chaudhry
Three Braconids and one Eulophid parasitizing poplar bark borer, Indarbela quadrinotata (Pseuderbelidae, Lepidopteral) larvae and pupae, were recorded. Aeolesthes sarta (Cerambycidae, Coleoptera) grubs were found predated by a mite predator. Entomophathogenic…
25 May 2024 - Articles
Efficacy of botanical pesticides against Plecoptera reflexa Guen. (Noctuidae, Lepidoptera), Shisham Defoliator
M. Ismail Chaudhry, Ghulam Ali Bajwa
Botanical pesticides are becoming more important for pest control due to hazardous effect of toxic chemicals. In the present study water extracts of different parts of four drug plants Azadirachata indica, Dhatoora alba, Melia azedarach and Calotropis procera…
25 May 2024 - Articles
Development of Forestry Research in Pakistan
K. M. Siddiqui
Intro: Before creation of Pakistan in 1947, research in forestry and forest products as well as education in these disciplines was conducted at the Forest Research Institute and Colleges, Dehra Dun, India. In fact the forestry research in the Indo-Pak subconti…
25 May 2024