PNABD246.pdf

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*0136 Williams, F.J. ; Grewal, J.S. ; Amin, K.S. 1968. Serious and new diseases of pulse crops in India in 1966. PLANT DISEASE REPORTER, v.52(4):300-304. (REP.MB-0517) Several diseases caused considerable reduction in yield of pulse crops in India during the 1966 season. Cicer arietinum was severely damaged by the combined effects of wilt and drought in northern India. Sterility mosaic of Cajanus cajan was prevalent in eastern Uttar Pradesh. Yellow mosaic of mungbean caused severe damage to Vigna radiata and V. mungo in Punjab and Uttar Pradesh. Dolichos lablab and D. biflorus in central and southern India were damaged by yellow mosaic diseases. Rust and powdery mildew decreased yield of Pisum sativum in Uttar Pradesh. A new leaf crinkle symptom (probably caused by an unidentified virus), was seen on V. mungo ani V. radiata at New Delhi and at Kanpur and Pantnagar in UtLar Pradesh. A new yellow symptom (probably of virus origin), and a new wilt (caused by a fungus), were seen on Cajanus cajan at New Delhi. [AS] *0137 Chowdhury, S.K. ; Mehra, R.C.S. ; Misra, D.P. 1970. Natural incidence of yellow chlorosis and distortion mosaic on urid (Phaseolus mungo L.) during 1968-1969 at Pusa, Dholi vis a vis selection of donors. IN: Proceedings [of the] fourth workshop on pulse crops. New Delhi : Indian Council of Agricultural Research. p.188-191. [En] (REP.MB-1456) MEETING: Workshop on Pulse Crops, 4th -- Ludhiana, India, Apr 7-10, 1970 All 36 varieties of blackgran were planted in June, July, August and September during 1968 and 1969 to evaluate their performance against the yellow chlorosis and distortion mosaic virus diseases and yield. The maximum incidence of yellow chlorosis and distortion mosaic on the same varieties was in the June-sown crop. There was a decrease of incidence in July, August and September plantings. None of them was free from the diseases. Optimum time of sowing for the best grain yield was not the same for all varieties. [THH] *0138 Verma, G.S. ; Verma, H.N. ; Srivastava, K.M. 1970. Further studies on the virus diseases of pulse crops in Lucknow. IN: Proceedings [of the] fourth workshop of the pulse crops. New Delhi : Indian Council of Agricultural Research. p.171-172. [En] (REP.MB-1454) MEETING: Workshop on Pulse Crops, 4th -- Ludhiana, India, Apr 7-10, 1970 Seeds of cowpea and mungbean treated with different fungicides were sown in August and September, 1969. A week after sowing, about 10% of plants developed various types of disease symptoms. Cowpea showed three distinct types of viruses and mungbean showed yellow mosaic and phyllody symptoms. [THH] *0139 Nene, Y.L. 1971. Viral dlseases of urd bean (Phaseolus mungo Roxb.), mung bean (Phaseolus aureus Roxb.) ar pigeon pea (Cajanus cajan). IN: Proceedings [of the] fifth workshop if all India coordinated research project pulses. Hissar : Haryana Agricultural University. p.115-117. [En] (REP .MB-0960) MEETING: Workshop of All India Coordinated Research Project Pulses, 5th -- Hissar, India, Mar 18-20, 1971 35

The results of the survey on viral diseases of kharif blackgram, mungbean, and pigeonpea in the state of Uttar Pradesh are presented. Four distinct diseases, viz., yellow mosaic caused by mungbean yellow mosaic virus (MYMV), leaf crinkle caused by blackgram leaf crinkle virus (BLCV), mosaic mottle and leaf curl were observed. It was confirmed that MYMV is transmitted by the vector whitefly (Bemisia tabaci). The viruses of leaf crinkle and mosaic mottle were found mechanically transmissible. Attempts to transmit the leaf curl virus was not successful. [TH11] *0140 Nene, Y.L. t972. Diseases of mung and urd beans. IN: A survey of viral diseases of pulse crops in Uttar Pradesh. p.6-153 [EnJ (G.B. Pant University of Agriculture and Technology, Research Bull. no.4) (SB608.L4N4) Four viral diseases of mungbean and blackgram (yellow mosaic, leaf crinkle, mosaic mottle and leaf curl), their symptoms, disease transmission, host range, resistant sources and control meqns are described. [THH] *0141 Nene, Y.L. 1973. Viral diseases of some warm weather pulse crops in India. PLANT DISEASE REPORTER, v.57(5):463-407. tEn] [En Abstj (REP.MB-0728) Four viral diseases attacking a large number of pulse (grain legume) crops were investigated. Mungbean yellow mosaic virus, transmitted by the whitefly, Bemisia tabaci is the most widespread and causes serious losses. It affects several pulse crops including soybean. Sources of resistance to mungbean yellow mosaic virus have been located in blackgram and soybean, but not in mungbean. An insecticide plus mineral oil spray schedule for the control of whitefly, vector of yellow mosaic, has been worked out. A fungus parasite, Paecilomyces farinosus, of B. tabaci has been discovered. The remaining three viruses, mosaic mottle, leaf crinkle, and leaf curl, are mechanically transmissible. Mosaic mottle is more widespread than leaf crinkle and leaf curl viruses. JAS] *0142 Varma, J.P. ; Kadian, O.P. ; Singh, J.P. 1973. Occurrence and incidence of virus diseases of moong and urid in Haryana. INDIAN PHYTOPATHOLOGY, v.26(3):592-594. [EnJ (REP.MB-0243) A survey of the virus diseases affecting mungbean (Vigna radiata Wilczek) and blackgram (V. mungo lepper) was taken during the summer and autumn of 1971. The seven varieties of V. radiata and six varieties of V. mungo surveyed were found susceptible to both the mosaic and yellow mosaic viruses. There were varietal variations in susceptibility. [GFJ *0143 Narayanasamy, P. ; Jaganathan, T. 1974. Effects of virus infection on the yield components of black gram. MADRAS AGRICULTURAL JOURNAL, v.61(8):451-456. [Enj [En Abst] (RLP.MB-0546) The study to assess the adverse effects of infection by blackgram mosaic virus [BMVJ and blackgram sterility mosaic virus [BSMVj on the yield components of blackgram indicated that both viruses caused significant reduction in height and shoot weight of infected plants. The reduction in height was positively correlated with loss of grain weight. The weight and length of roots of 36

*0136 Williams, F.J. ; Grewal, J.S. ; Amin, K.S. 1968. Serious and new<br />

diseases of pulse crops in India in 1966. PLANT DISEASE REPORTER,<br />

v.52(4):300-304. (REP.MB-0517)<br />

Several diseases caused considerable reduction in yield of pulse crops in<br />

India during the 1966 season. Cicer arietinum was severely damaged by the<br />

combined effects of wilt and drought in northern India. Sterility mosaic of<br />

Cajanus cajan was prevalent in eastern Uttar Pradesh. Yellow mosaic of mungbean<br />

caused severe damage to Vigna radiata and V. mungo in Punjab and Uttar Pradesh.<br />

Dolichos lablab and D. biflorus in central and southern India were damaged by<br />

yellow mosaic diseases. Rust and powdery mildew decreased yield of Pisum<br />

sativum in Uttar Pradesh. A new leaf crinkle symptom (probably caused by an<br />

unidentified virus), was seen on V. mungo ani V. radiata at New Delhi and at<br />

Kanpur and Pantnagar in UtLar Pradesh. A new yellow symptom (probably of virus<br />

origin), and a new wilt (caused by a fungus), were seen on Cajanus cajan at New<br />

Delhi. [AS]<br />

*0137 Chowdhury, S.K. ; Mehra, R.C.S. ; Misra, D.P. 1970. Natural incidence<br />

of yellow chlorosis and distortion mosaic on urid (Phaseolus mungo L.) during<br />

1968-1969 at Pusa, Dholi vis a vis selection of donors. IN: Proceedings [of<br />

the] fourth workshop on pulse crops. New Delhi : Indian Council of<br />

Agricultural Research. p.188-191. [En] (REP.MB-1456)<br />

MEETING: Workshop on Pulse Crops, 4th -- Ludhiana, India, Apr 7-10, 1970<br />

All 36 varieties of blackgran were planted in June, July, August and<br />

September during 1968 and 1969 to evaluate their performance against the yellow<br />

chlorosis and distortion mosaic virus diseases and yield. The maximum incidence<br />

of yellow chlorosis and distortion mosaic on the same varieties was in the<br />

June-sown crop. There was a decrease of incidence in July, August and September<br />

plantings. None of them was free from the diseases. Optimum time of sowing for<br />

the best grain yield was not the same for all varieties. [THH]<br />

*0138 Verma, G.S. ; Verma, H.N. ; Srivastava, K.M. 1970. Further studies on<br />

the virus diseases of pulse crops in Lucknow. IN: Proceedings [of the] fourth<br />

workshop of the pulse crops. New Delhi : Indian Council of Agricultural<br />

Research. p.171-172. [En] (REP.MB-1454)<br />

MEETING: Workshop on Pulse Crops, 4th -- Ludhiana, India, Apr 7-10, 1970<br />

Seeds of cowpea and mungbean treated with different fungicides were sown in<br />

August and September, 1969. A week after sowing, about 10% of plants developed<br />

various types of disease symptoms. Cowpea showed three distinct types of<br />

viruses and mungbean showed yellow mosaic and phyllody symptoms. [THH]<br />

*0139 Nene, Y.L. 1971. Viral dlseases of urd bean (Phaseolus mungo Roxb.),<br />

mung bean (Phaseolus aureus Roxb.) ar pigeon pea (Cajanus cajan). IN:<br />

Proceedings [of the] fifth workshop if all India coordinated research project<br />

pulses. Hissar : Haryana Agricultural University. p.115-117. [En]<br />

(REP .MB-0960)<br />

MEETING: Workshop of All India Coordinated Research Project Pulses, 5th --<br />

Hissar, India, Mar 18-20, 1971<br />

35

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