000 00888nam a2200241Ia 4500
008 170101s1973 xx 000 0 und d
082 _aT 635.642 B98V
100 _aBUTTER, Nachhattar Singh
245 0 _aVirus--vector relationship and control of tomato leafcurl virus
250 _aCOA
260 _aLudhiana
_bPAU
_c1973
300 _a72+6L
520 _aTomato leafcurl starts as yellow, round blotches on the leaflets of the affect tomato plant The blotches gradually enlarge and diffuse into yellowing Plants also show twisting, curling, rolling and puckering of leaves and tum bushy in appearance and remai
650 _aVIRUS DISEASES OF PLANTS
653 _aCONTROL
653 _aENTOMOLOGY
653 _aLEAFCURL VIRUS
653 _aTOMATO
653 _aTOMATOES -- DISEASES & PESTS
653 _aVECTOR
653 _aVIRUS DISEASES OF PLANTS
942 _2ddc
_cT
999 _c19390
_d19390