Vol-2, N0-1. 1992
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VARIABILITY AND ASSOCIATION OF GRAIN YIELD WITH VEGETATIVE AND GRAIN FILLING PERIOD IN SPRING WHEAT
(BSMRAU, 1992-06)Variability and interrelationship of characters were studied in fifteen wheat genotypes. Vegetative period, grain filling period and yield showed wide range of variation. Heritability estimates were high for vegetative ... -
BIOMASS AND NITROGEN YIELDS AT DIFFERENT SEED RATES OF TWO GREEN MANURING CROPS
(BSMRAU, 1992-06)An experiment was conducted during Boro season, 1985 at the BRRI farm, Gazipur to determine the amount of dry matter and nitrogen yield by different seed rates of sunniiemp (Crotalaria juncea) and cowpca (Vigna unguiculata ... -
AGRO-ECONOMIC PRODUCTIVITY OF PANIKACHU AND POTATO INTERCROPPING IN SHALLOW DITCHES
(BSMRAU, 1992-06)A two-year field trial was carried out to study the performance of intercropping potato (Solarium tuberosum L.) with panikachu (Colocassia esculenta L. Schott.) following two different methods of potato plantation at farming ... -
EFFECT OF SEED RATE ON THE FODDER YIELD OF SOME SELECTED MAIZE COMPOSITES
(BSMRAU, 1992-06)An experiment was conducted at Joydebpur during rabi 1989-90 and 1990-91 to find out the suitable maize composite and optimum seed rate for higher yield of fodder. Green fodder yield, density/sq.m, and plant height were ... -
AQUA AROIDS IN HIGHLAND: FARMERS' EXPERIENCE IN JAMALPUR
(BSMRAU, 1992-06)A study was conducted to assess the farmers' production techniques of aqua aroids (locally known as Panikachu ) in highland situations. Three cultivars of aqua aroid, namely Iri kachu, Dholkhamcr kachu and Narikeli kachu ... -
HETEROSIS AND COMBINING ABILITY IN UPLAND COTTON (G. HIRSUTUM LINN.)
(BSMRAU, 1992-06)Heterosis and combining ability were studied in the generation in a ten parent dialJel cross for number of sympodia per plant, number of bolls per plant, plant height, ginning percentage and seed cotton yield per plant ... -
USE OF ECONOMIC THRESHOLD LEVEL: A SUSTAINABLE STRATEGY TO PEST MANAGEMENT
(BSMRAU, 1992-06)This paper attempts to highlight the farmers' use of economic threshold level as a sustainable strategy to pest management and its dynamics involved in the insecticidal treatment and use of varieties resistant to pests ... -
STUDIES ON THE OVIPOSITION BEHAVIOUR IN NEZARA VIR1DULA L. (HEMIPTERA : PENTATOMIDAE)
(BSMRAU, 1992-06)The mean preoviposition age of females after emergence as adult and after first mating was 25.70 and 6.40 days, respectively. Oviposition began after 12 O' clock and attained a highest peak during 1600 to 1800 hr and ... -
BIOCHEMICAL ALTERATION IN COUNTRY BEAN DUE TO YELLOW VEIN MOSAIC VIRUS
(BSMRAU, 1992-06)An investigation was conducted to study the biochemical changes in healthy and yellow vein mosaic virus infected leaves of country bean (Dolichos lablab L.). Results showed decrease in chlorophyll a, chlorophyll b, chlorophyll ... -
PROBLEMS OF SUSTAINABLE AGRICULTURE : SHIFTING CULTIVATION IN THE HILLS OF BANGLADESH
(BSMRAU, 1992-06)Shifting cultivation, more commonly known as "Jhum cultivation" has been in practice for crop production in the hill forests since the ncolcthic period. The practice is spread to about 14 million square miles in the world ...
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