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Tomato on hill top. The experiment consisted of a result they could not reap the yield like research
five treatments of different moisture regimes VI/ station yield of 80 t/ha. The farmers were getting
no mulch + no irrigation (T 1) straw mulching after about l/4th yield on an average and made a sharp
seedling establishment (T 2) dripirrigation one and big yield gap of tomato between on station and
dripper in between four plants of two rows (T 3), farmers' field. It calls for an intensive extension
one dripper in between two plants in a row (T 4) work focused on tomato technologies and timely
and one dripper per plant (T 5) . Drip irrigation with support with required inputs with a view to
one dripper in between two plants in a row minimize the yield gap for national interest.
preduced the highest yield (48.32 tha) with the
highest net rerurn of Tk 288.387 and BCK of 2.44 454 HAFIZ, F.; BEGUM, F.; HOSSAIN,
and also produced per kg Tomato by spending the A.M.I.; PARVEEN, S.; BEGUM, M.; NESSA,
lowest money of Tk 327. Z. (Institute of Food Science and Technology,
BCSIR, Dhaka); HOSSAIN, M. & MUNSHI,
453 BARMAN, S.C. (Agril. Economics and J.L. (BCSIR Laboratories, Dhaka). Cultivation of
Statistics Section, HRC, BARI, Gazipur). Real Polypore Mushroom (Ganoderma resinaceum).
Adoption Impact Measure of Tomato Technologies Bang. J. Sci. Ind. Res., 2007, 42 (2), 115-120.
on Production at Farmers' Level in Bangladesh.
Bang. J. Sci. Ind. Res., 2007, 42 (1), 15-28. Polypore mushroom was found to be rich in
protein, fiber and cellulose. Polypore mushroom is
The study of real adoption impact (RAI) measure found to grow on rotting hard wood logs. So,
of technologies on tomato production at farmers' attempt was made to cultivate the species in
level revealed that there was a positive and laboratory condition. The present paper describes
significant relationship between yield and the the process of cultivation of polypore mushroom in
values of RAI which was calculated utilizing the laboratory condition. The selected substrates (e.g.
degrees of deviations between standard mango saw dust, rice hull, different kinds of wood
recommendations for tomato and their level of chips, etc.) were mixed with calcium carbonate and
application at farmers' field. This study implies water in a specific ratio, fermented and then placed
that the higher value of RAI resulting from more in polypropylene bags. The bags weighed 500 g
proper adoption of tomato technologies would give each. Locally isolated polypore mushroom
higher yield. It was found from the estimated mycelium were used as inoculum. The desired
model that 1 percent higher value of RAI would result was obtained with Garjan and Segun spawn
give more than 4 percent greater tomato yield. bags. Some of the bags had perforations and the
From this model it was also found that the others were cut into one half of a circle. The
expected yield gap and observed yield gap of production of polypore mushroom was about 12.3
tomato were much greater than that of estimated g/ bag in perforated ones and about 13.9 g/bag in
yield and observed yield indicating a scope to the other. The cultivated polypore mushroom
increase the yield of tomato. These results species was found to be rich in fiber (28.9 g %),
exclusively indicate to a situation where tomato protein (16.9 g %) and cellulose (54.5 g %). No
farmers were in complete knowledge of the adverse effect was recorded when crude extract of
technologies but they were not using recommended polypore mushroom species was administered
doses of inputs and also management practices orally to rats (Long evans) with their normal diet.
properly and completely in production system. As
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