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24(2): 126-126,1992
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DOAIGEY AR
TYPES AND OCCURRENCE OF TRICHOMES IN 2 SPECIES OF THE GENUS LAVANDULA (LAMIACEAE) .2. L-STRICTA DEL, AND L-CORONOPIFOLIA LAM
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 ...
24(2): 131-141,1992 -
IQBAL R; MAHMOOD A
STRUCTURAL STUDIES ON ROOT-NODULES OF LEUCAENA-LEUCOCEPHALA WITH PARTICULAR REFERENCE TO THE INFECTION PROCESS
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 intracellula...
24(2): 142-152,1992 -
IQBAL R; MAHMOOD A
RESPONSE OF LEUCAENA-LEUCOCEPHALA TO INOCULATION WITH RHIZOBIA FROM TROPICAL LEGUMES
Rhizobia isolated from root nodules of Albizia lebbeck, Arachis hypogaea, Clitoria ternatea, Leucaena leucocephala, Medicago sativa, Pithecellobium dulce, Sesbania sesban and Vigna unguiculata were te...
24(2): 153-156,1992 -
The primary vascular system of the shoot of Tessaria absinthioides 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 tri...
24(2): 157-164,1992 -
KHATOON K
POLLEN EMBRYOGENESIS IN THE CULTURED ANTHERS OF NICOTIANA-TABACUM CV VIRGINICA OBTAINED FROM INVIVO AND INVITRO PRODUCED FLOWER BUDS
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 v...
24(2): 165-172,1992 -
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 constructio...
24(2): 173-181,1992 -
ASLAM M; BURNEY K; MUNIR A
PRELIMINARY EVIDENCE FOR SPECIFICITY BETWEEN FACTORS CONTROLLING LATENT PERIOD IN WHEAT CULTIVARS AND BROWN RUST ISOLATES
Latent period was measured in number of days from inoculation to flecking and sporulation in five bread wheat cultivars inoculated with 25 isolates of Puccinia recondita Rob. ex Desm. A differential i...
24(2): 183-186,1992 -
JAMIL N; BUCK KW
ISOLATION AND CHARACTERIZATION OF SOME VIRUSES ASSOCIATED WITH WHEAT PATHOGEN GAEUMAN-NOMYCES-GRAMINIS VAR TRITICI
Isometric virus particles measuring 3540 nm in diameter with double stranded RNA genomes of molecular weight (1.48 - 6.1) x 10(6) dalton was detected in the field isolates of the wheat take all fungus...
24(2): 187-196,1992 -
NAQVI SSM; ALAM SM; MUMTAZ S
INFLUENCE OF GROWTH-REGULATORS, COBALT AND SILVER IONS ON FRUIT DROP IN MANGO (MANGIFERA-INDICA L)
Pre-mature fruit drop decreases mango yield. The effect of aqueous sprays of 1-naphthaleneacetic acid (NAA), gibberellic acid (GA3), silver nitrate (AgNO3) or cobalt nitrate [Co (NO3)2], alone or in c...
24(2): 197-200,1992 -
NASIR F; SULTANA M; DAR A
EFFECT OF HEAT-SHOCK TREATMENTS ON SOME BIOCHEMICAL PARAMETERS IN DIFFERENT VARIETIES OF SOYBEAN (GLYCINE-MAX)
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 ...
24(2): 201-208,1992 -
Growth and nodulation of Sesbania sesban were compared at eight levels (0-2.0%) of NaCl salinity in sandy clay loam soil (ECe: 1.0 dS m-1). Dry weight of shoots and roots and number of nodule per plan...
24(2): 209-212,1992 -
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....
24(2): 213-216,1992 -
HAQUE SE; GHAFFAR A
EFFICACY OF TRICHODERMA SPP, AND RHIZOBIUM-MELILOTI IN THE CONTROL OF ROOT-ROT OF FENUGREEK
Trichoderma viride, T. hamatum and Rhizobium meliloti used as seed dressing and or as soil drench reduced Macrophomina phaseolina infection by more than 50% on 30 day old fenugreek seedlings. Combined...
24(2): 217-221,1992 -
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