Faculty of Biological Sciences: Recent submissions

Now showing items 41-60 of 162

Improvement of Genetic Nature of Yield Components for High Yield Through Irradiation in Lentil (Lens Culinaris Medic.)

Azad, Md. Abul Kalam (University of Rajshahi, 2008)

The whole work of the present investigation was carried out under two separate parts, such as variability and diversity estimate and genotype-environment interaction. Under two parts the eight yield and yield contributing ...
Genotype Environment interaction in Potato (Solmrum tuberosum L.)

Haydar, F. M. Ali (University of Rajshahi, 2006)

In the present investigation 30 potato genotypes were evaluated for three consecutive years in order to study the extent of variability and to find out the suitable attributes to be used in future potato improvement ...
Enhancing Lentil (Lens culinaris Medik) Production through relay cropping in transplant aman rice in medium low lands of Bangladesh

Ali, Md.Omar (University of Rajshahi, 2010)

The study was conducted to develop an economically viable production package including improved varieties and different management practices for lentil relay cropping for farmers of Bangladesh. Among seven experiments, ...
Incidence of Bacterial and Viral Diseases of Silkworm, Bombyx Mori L. in Bangladesh and their Control

Barman, Anil Chandra (University of Rajshahi, 1989)

Like other forms of life, the silkworm, Bombyx mori L. is also affected by various types of diseases. During the growth the silkworms come in contact with a number of pathogenic agents like virus, bacteria, fungus, protozoans ...
Genetic Impact of The Dwarfing Genes on Some Morpho-Physiological and Anatomical Traits in Bred Wheat Bionomics of Notopterus Notopterus (Pallas, 1769)

Jahan, Md. Asraful (University of Rajshahi, 2010)

Protein, when balanced by other foods that supply certain amino acids such as lysine, is an efficient source of protein. Various classes of wheat are used for different purposes. Hardred wheats of this class are generally ...
Genetic variability of lablab bean (Lablab purpureus) and its implication in intercropping

Roy, Apurba Kumar (University of Rajshahi, 2010)

Bangladesh is an agro based country. Unfortunately the total food production is not enough to meet up the requirement of her population. Since the land area in our country is limited in respect of population. Bangladeshi ...
Taxonomic Studies of the Cucurbits Grown in the Northern Parts of Bangladesh

Rahman, A. H. M. Mahbubur (University of Rajshahi, 2004)

Taxonomic investigation of the Cucurbits (farnily-Cucurbitaceae) growing throughout the Northern parts of Bangladesh was carried out. Documentation of species distribution, ecology and indigenous uses by local people have ...
Bionomics Of The Sugarcane Top Shoot Borer, Tryporyza Nivella ( Fab. ) ( Pyralidae: Lepidoptera)

Sirajuddin, Md. (University of Rajshahi, 1990)

The bionomics of the top shoot borer, Tryporyza nivella (F.) of sugarcane have been carried out as follows: i) The systematics has been reviewed and the identification has been confirmed. ii) The biology of the pest ...
A Study of Fungal Diseases of Onion (Allium Cepa L.) with Special Reference to Purple Blotch

Tauhiduzzaman, Md. (University of Rajshahi, 2003)

Onion (Allium cepa L.) belonging to the family Alliaceae is one of the most important spice as well as vegetable crops of the world. Its origin is in Iran, Pakistan and the mountaineous region to the north of these countries ...
A Study on the Parasitism of Striga SPP. on Different Host Plants in Bangladesh

Biswas, Md. Abdur Rahaman (University of Rajshahi, 2002)

A brief survey of Striga, an angiospermic root parasite of sugarcane in the northern part of Bangladesh was carried out during three successive cropping seasons. Due to heavy Striga infestation in the field, most of the ...
Cytogenetical Studies in Chilli ( Capsicum Annuum L. )

Hossain, Md. Daud (University of Rajshahi, 1990)

Genetic and breeding research usually rest on the sound information of cytological studies and quantitative analysis of the characters of interest. Extensive works have been done by many investigators to study the cytology ...
"Interaction between dwarf and semidwarf plants in hexaploid wheat (Triticurn aestivum L.) and the effect of dwarfing genes on coleoptile length, seedling growth and yield traits"

Monda!, Md. Abu Alam (University of Rajshahi, 1996)

The present investigation was undertaken to study the intergenotypic competition between dwarf and semidwarf plants of hexaploid wheat ( Tri ticum aestivum L.) and the effect of dwarfing genes on coleopti.le length, seedling ...
Studies on cytomorphological and bio-chemical differentiation of ten species of Ipomoea and their mutagenic effectiveness

Mondal, Arabinda (University of Rajshahi, 2004)

Ten Ipomoea species viz., I. aquatica Forks., I. carnea Jacq., I. hederacea Jacq., /. maxima (L.F.) Don. Ex Sweet, /. paniculata (L.) R. Br., I. pes-tigridis Linn., /. pulchella Sensu., /. quamoclit Linn., I. turbinata ...
Drought Response of wheat (Triticum Aestivum L.) Cultiv ars Grown under Field Stress

Begum, Shamima (1996)

A field experiment was carried out to study the physiological analysis of drought response of five wheat cultivars viz., Sonalika, Kanchan, Aghrani, Akbar and Barkat. The two moisture levels were irrigation at three times ...
Genetic Transformation and Chromosomal Mapping of Transgene in Arabidopsis thaliana L.

Biswas, Manosh Kumar (University of Rajshahi, 2006)

Arabidopsis thaliana L. has been considered as a model plant in genetics and molecular biology researches worldwide. It is widely distributed from tropics to temperate habitat. The occurrence of different ecotypes of A. ...
Incidence of Bacterial and Viral diseases of silkworm. Bombyx mort l. In Bangladesh and their control

Barman, Anil Chandra (University of Rajshahi, 1989)

Like other forms of life, the silkworm, Bombyx rnori L. is also affected by various t􀀪s of diseases. During the growth the silkworms come in contact with a number of pathcqenic agents like virus, bacteria, fungus, protozoans ...
An Estimate of Cytoplasmic Incompatibility and its Use in the Control of a Storage Pest, Tribolium castaneum (Herbst)

Hoque, Kazi Md. Faisal (University of Rajshahi, 2000)

Using purebred and hybrid crosses involving four indigenous (viz. CHI, DHA, KHU and RAJ) and four exotic (viz. BLA, CTC, FSS and KAN) strains of the red flour beetle, Tribolium castaneum (Herbst) (Coleoptera:Tenebrionidae), ...
Biology and Ecology of Predaceous Coccinellids with Special Reference to their Incidence In Response to Aphid Population and Temperature

Rahman, A.S.M.Shafiqur (University of Rajshahi, 1984)

The biology of an insect is an important factor to be studied tor obtaining a knowledge on the nature and extent of damage to a particular crop. Thus, the biology of predaceous coccinellids have been undertaken for ...
Effects of the Insecticide Carbicron on Meiotic Chromosome and other Morphological Characters of Wheat

Salma, Hossain, (University of Rajshahi, 1986)

Chromosomal aberrations viz. sticky and contracted chromosomes, bridges, fragments and micro-nuclei were significantly increased in meiocytes of hexaploid and tetraploid wheat when seeds and/or plants were treated with ...
Prevalence of Psychotic Disorders of Males and Females at Different Stages of Life Span

Biswas, Tanmay Prakash (University of Rajshahi, 2013)

In order to investigate the prevalence of psychotic disorder of males and females at different stages of life span the study was conducted on new patients attended the outpatients department (OPD) of Pabna Mental Hospital, ...

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