000 02397nab a22003977a 4500
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022 0 _a0115-463X
040 _aMX-TxCIM
082 0 4 _a95-127635
100 1 _aOliva, L.P.
111 2 _a7. Scientific Meeting of the Federation of Crop Science Societies of the Philippines. Quezon City (Philippines). 7-9 Nov 1991
245 0 0 _aDissemination of improved varieties:
_b factors affecting sustainable adoption
260 _c1991
340 _aPrinted
500 _aSummary only
520 _aIn the Philippines, only 7-10 percent of corn area is planted to hybrids. The rest were planted with various maize varieties with low yield potentials. Lack of capital, non-availability of the OPVs, lack of knowledge, susceptibility to downy mildew and actual performance in farmers' field were among the factors affecting the slow adoption of OPVs. The on-farm research approach has been adopted in screening and verifying potential OPVs and enhancing and sustaining their adoption. A change of variety was observed to be easily adopted component technology. USM var2 is one of the approved OPVs by the seed board. It has a high potential and is widely in demand. The prevalence of downy mildew spurned the necessity to develop high yielding, resistant varieties. Low price and recycling of seeds are of great advantages for OPVs. However, as a means to sustain the adoption of improved varieties, farmers' training on OPV seed production and maintenance are being conducted across several locations to effectively teach farmers produce and maintain their own seeds. Farmers' field days, distribution of seed kits and live-in researchers (at project sites) further enhance/sustain adoption of OPVs
546 _aEnglish
595 _aAC
650 1 0 _aAsia
650 1 0 _aDevelopment economics and policies
650 1 0 _aGramineae
650 1 0 _aSouth east Asia
_91273
650 1 0 _aTaxa
650 1 0 _aTechnology transfer
650 1 0 _aZea
700 1 _aAlejandro, F.,
_ecoaut.
700 1 _aGarcia, A.,
_ecoaut.
700 1 _aManceras, A.,
_ecoaut.
700 1 _aMenguita, Ma.L.,
_ecoaut.
700 1 _aOrtuoste, J.D.,
_ecoaut.
773 0 _tPhilippine Journal of Crop Science (Philippines). (Nov 1991). v. 16(supplement no. 1) p. S28. Issued Apr 1995
942 _cJA
999 _c21940
_d21940