The presence of tubulin in 10 days old reproductive prothalli of the frn anemia phyllitidis has been demonstrated with antitubulin antibodies. The immune-precipated protein migrates as a single band o...
16(2): 101-107,1984Photosynthetic system of leptochloa fusca (L) kunth., was determined by observing its leaf anatomy, distribution of starch grains , measurement of CO2- compensation point and 13C/12C ratios. All diagn...
16(2): 109-116,1984The effect of air pollution on the amino acid content of plants growing in Karachi area was studied. Igh amino acid contents were observed in area javanica , alstonia scholaris, cassia holoserica , f...
16(2): 117-122,1984Effect of NaCl and PEG, at iso- osmotic concenrations , on germination and water contents of two mungbean varieties was studied ....
16(2): 123-127,1984The major venation pattern in control as well as treated cotyledons of brassica juncea conforms to camptodromous type with festooned brochidodromous secondaries. The margibal ultimate venation is loop...
16(2): 129-138,1984Flowers of richardia brasiliensis gomez . are trimerous. Inferior ovary is tricarpellary and trilocular. Ovules are hemianatropous, unitegmic and tennuinucellate. The so-called strophiola is well de...
16(2): 139-144,1984The suggestion that lotus corniculatus plantsof stable phenotype for leaf cyanognesis were triplex or quadruplex whereas plants with...
16(2): 145-154,1984Spring oilseed rape varieties bronowski and orpal differed ignificantly in all characters measured...
16(2): 155-163,1984Argemone oil is generally used as an adulterant of vegetable oil. In view of this , a comparative study was made with DES , based upon M1 biological effects and M2 chlorophyll mutations, which reveale...
16(2): 165-167,1984The spacings of 15 x 15 cm , 20 x 20 cm and 25 x 25 cm between hills and rows were compared for their effect on grain yield and yield components of two standard varieties IR6 and IR8 , and two mutan...
16(2): 169-174,1984Plant competition studies with respect to grain yield and yield components were made on two spring wheat cuktivars , highbury and sappo grown in monocultures and in 1:1 mixtures at a range of densitie...
16(2): 175-188,1984The scanning electron microscopic study of 41 austrailian fossil pollen soecies , attributed to the family proteaceae, has revealed 11 main surface pattern types , 9 of these patterns are common to t...
16(2): 189-204,1984The scanning electron microscopic study of pollen exine surface pattern of proteaceaereveal 22 main pattern types.this study has manifested that many modern genera including nearlt all those with larg...
16(2): 205-229,1984Ecological studies with seeds of some desert species viz, achyranthes aspera L., peristrophe bicalyculata (Retz). Cassia holosericea fresn . and prosopis juliflora Swartz are described. Seedling grow...
16(2): 231-254,1984Using tabular comparison technique six plant communities , viz., harmala- hordeum murinum –poa annua, salsola kali- alhagi maurorum , kochia stellaris , salsola kali, peganum harmala- hordeum muri...
16(2): 255-265,1984Toxic effects of copper and lead on oscillatoria thiebautii (gomont et gomont) geither were studied ....
16(2): 267-274,1984...
16(2): 275-277,1984...
16(2): 279-281,1984The morphology of conidiogenous cells in four coelomycetes genera, mastigosporella hyaline, stegonsporium ovatum , sphaerellopis filum and macrodiplodiopsis desmazieresii is described. Conidiogenous ...
16(2): 283-287,1984