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• EFFECT OF STEM AND FOLIAGE SCAB DISEASE ON THE GROWTH AND YIELD OF VSP-1 SWEET POTATO VARIETY

  Josefina G. Nayga , Ruben M. Gapasin

  115-122

  1986-09-15

  Abstract View : 695

  ATR 8(3):115-122(1986) downloads: 65
• SURVEY AND IDENTIFICATION OF PLANT PARASITIC NEMATODES ASSOCIATED WITH SWEET POTATO AND CASSAVA

  Ruben M. Gapasin

  120-134

  1979-12-03

  Abstract View : 102

  ATR 1(2):120-134(1979) downloads: 59
• RELATIONSHIP BETWEEN MORPHOLOGICAL CHARACTERISTICS AND VARIETAL RESISTANCE OF SWEET POTATO TO SCAB INFECTION CAUSED BY Sphaceloma batatas Saw.

  Gracia B. Bajit , Ruben M. Gapasin

  75-83

  1987-06-12

  Abstract View : 860

  ATR 9(2):75-83(1987) downloads: 44
• PATHOGENICITY OF Meloidogyne spp. AND Rotylenchulus reniformis ON SWEET POTATO

  Ruben M. Gapasin , RB Valdez

  20-26

  1979-06-12

  Abstract View : 76

  ATR 1(1):20-26(1979) downloads: 73
• PHENOLICS INVOLVEMENT IN SWEET POTATO RESISTANCE TO Meloidogyne incognita AND M. javanica

  Ruben M. Gapasin , Rodrigo B. Valdez , Evelyn Mae T. Mendoza

  63-73

  1988-09-20

  Abstract View : 592

  ATR 10(2):63-73(1988) downloads: 70
• CONTROL OF Meloidogyne incognita AND Rotylenchulus reniformis AND ITS EFFECT ON THE YIELD OF SWEET POTATO AND CASSAVA

  Ruben M. Gapasin

  92-100

  1981-06-07

  Abstract View : 783

  ATR 3(2):92-100(1981) downloads: 53
• DISTRIBUTION, INFECTION AND SYMPTOMATOLOGY OF VIRUS-LIKE DISEASES OF CUCURBITS IN THE VISAYAS

  Manuel K. Palomar , Ruben M. Gapasin , Honey S. I. Vega-Colis

  1-10

  1995-07-12

  Abstract View : 735

  ATR 17:1-10(1995) downloads: 56
• OCCURRENCE OF A CHLOROTIC SPOTTING DISEASE ON SOME VISCA SWEET POTATO HYBRIDS

  Ruben M. Gapasin , Ma. Leticia Suico

  77-79

  1984-09-17

  Abstract View : 76

  ATR 6:77-79(1984) downloads: 34
• Bioassay-guided Identification of the Nematicidal Secondary Metabolites from Paecilomyces lilicanus for the Control of Root-knot Nematode (Meloidogyne graminicola, Golden and Birchfield)

  Ruben M. Gapasin , Erlinda A. Vasquez , Giselle A. Rendon

  22-43

  2011-12-28

  DOI : 10.32945/atr3322.2011

  Abstract View : 616

  ATR 33(2):22-43(2011) downloads: 75
• RESISTANCE OF FIFTY-TWO SWEET POTATO [Ipomoea batatas (L.) LAM.] CULTIVARS TO Meloidogyne incognita AND M. javanica

  Ruben M. Gapasin

  1-19

  1984-09-17

  Abstract View : 874

  ATR 6:1-19(1984) downloads: 48
• Fruit Bronzing, a New Disease Affecting Jackfruit Caused by Pantoea stewarti (Smith) Mergaert i et al.

  Ruben M. Gapasin , R.P. Garcia , Christine T. Advincula , C.S. Dela Cruz , Lucia M. Borines

  17-31

  2014-06-03

  DOI : 10.32945/atr3612.2014

  Abstract View : 400

  ATR 36(1):17-31(2014) downloads: 388
• PRE- AND POST-INFECTIONAL RESISTANCE OF SWEET POTATO TO Meloidogyne incognita and M. javanica

  Ruben M. Gapasin

  176-188

  1986-12-06

  Abstract View : 413

  ATR 8(4):176-188(1986) downloads: 43
• Reaction of abaca hybrid BC2–7 (BANDALA) to bunchy top virus isolates in Eastern Visayas, Philippines

  Jofil A. Mati-om , Ruben M. Gapasin , Robelyn T. Piamonte

  37-47

  2024-06-29

  DOI : 10.32945/atr4614.2024

  Abstract View : 720

  ATR 46 (1):37-47(2024) downloads: 353