R. ISLAM; M.M. HOSSAIN(Karachi: Pakistan Botanical Society, 1992-12-17)
In general most of the sweet potato varieties are self incompatible, even some of them are cross incompatible (Martin, 1965). Only a few varieties has been found self compatible (Wang, 1964). Present investigation was ...
SPED EHTESHAMUL HAQUE; ABDUL GHAFFAR(Karachi: Pakistan Botanical Society, 1992-12-16)
Trichoderma viride, T. hanzation and Rhizobiunz nzeliloti used as seed dressing and or as soil drench reduced Macrophomina phaseolina infection by more than 50% on 30 day old fenugreek seedlings. Combined use of T. koningii ...
IQBAL HABIB; U. K. CHATURVEDI(Karachi: Pakistan Botanical Society, 1992-12-15)
A new species of Padiastrum Mayen (Chlorococcales, Chlorophyta) has been described from India. The collection was made during November 1990 from Shankha river, Bareilly district, Uttar Pradesh. India. Fed rastrum habibii ...
J. I. MIRZA; R. TARIQ(Karachi: Pakistan Botanical Society, 1992-12-14)
Growth and nodulation of Sesbania sesban were compared at eight levels (0-2.0%) of NaCI salinity in sandy clay loam soil (ECe: 1.0 dS m-1). Dry weight of shoots and roots and number of nodule per plant decreased with ...
The present study was undertaken to screen the thermotolerant varieties of soybean and analyse the changes brought about by heat shock conditions in least resistant variety. Four varieties of soybean viz., Williams, Chippewa. ...
S.S.M. NAQV1; S.M. ALAM; SABA MUMTAZ(Karachi: Pakistan Botanical Society, 1992-12-12)
Pre-mature fruit drop decreases mango yield The effect of aqueous sprays of l-naphthaleneacetic acid (NAA), gibberellic acid (GA3), silver nitrate (AgNO3) or cobalt nitrate 'Co (NO3)21. alone or in combination, on fruit ...
NUSRAT JAMIL; BUCK', K. W.(Karachi: Pakistan Botanical Society, 1992-12-11)
Isometric virus particles measuring 35-40 nm in diameter with double stranded RNA genomes of molecular weight (1.48 - 6.1) x 106 dalton was detected in the field isolates of the wheat take all fungus Gaeurnarmornyces ...
M. ASLAIVI; KHURSHID BURNEY; A. MUNIR(Karachi: Pakistan Botanical Society, 1992-12-10)
Latent period was measured in number of days from inoculation to flecking and sporula Lion in five bread wheat cultivars inoculated with 25 isolates of Puccinia recondita Rob. ex Desm. A differential interaction between ...
M.T M. RAJPUT; CAROLIN, ROGER(Karachi: Pakistan Botanical Society, 1992-12-10)
The Wagner Tree algorithm was used as an aid in estimating the phylogeny. Using 15 multistate attributes, 66 species of Dampiera were analysed in a numerical phylogenetic study. During the construction of the Wagner Tree ...
The performance of anthers from in vitro produced flower buds and those derived from glasshouse-grown plants was compared. In liquid medium anthers of all types exhibited some degree of browning. In vivo produced anthers ...
DEGANO, CLAUDIA A.M.; MARIA B. MUJICA(Karachi: Pakistan Botanical Society, 1992-12-04)
The primary vascular system of the shoot of Tessana absulthioides was studied by the use of serial cross sections. It is a system of the open type, with eight sympodia, 2/5 helical phyllotaxy and trilacunar three-trace ...
RUBINA IQBAL; A. MAHMOOD(Karachi: Pakistan Botanical Society, 1992-12-03)
Rhizobial infection on roots of Leucaena leucocephala started with curling and deformation of root hairs. Infection threads were seen in the young infected cells travelling both inter and intracellularly. Bacteroid region ...
RUBINA IQBAL; A. MAHMOOD(Karachi: Pakistan Botanical Society, 1992-12-02)
Rhizobial infection on roots of Leucaena leucocephala started with curling and deformation of root hairs. Infection threads were seen in the young infected cells travelling both inter and intracellularly. Bacteroid region ...
ABDULLAH R. DOAIGEY(Karachi: Pakistan Botanical Society, 1992-12-01)
The morphology and types of trichomes on the leaves, stems and floral parts of Lavandula stricta Del., ( = L. coronopifolia Poir.) and L. coronopifolia Lam., were investigated. Both the species showed nonglan¬dular trichomes ...