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Christopher A. Clark, Tara P. Smith, Donald M. Ferrin, and Arthur Q. Villordon

et al., 2004 ; Clark and Hoy, 2006 ). To counter cultivar decline, major sweetpotato-growing states have developed foundation seed programs that provide “VT” (indexed by grafting to an indicator host, by assaying for specific viruses, or by both and

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Kathryn M. Kleitz, Marisa M. Wall, Constance L. Falk, Charles A. Martin, Marta D. Remmenga, and Steven J. Guldan

herb cultivation ( Falk et al., 1996 ). Diseases in current crops such as chile peppers ( Capsicum annuum ) could be reduced with alternate crops that may not serve as hosts to the pathogens. Thus, the cultivation of medicinal herbs on small New Mexico

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manageable blueberry pollinator. In fact, the bee does better feeding its offspring pollen and nectar from blueberry rather than from its own natural host plants (bearberries and barberries). Tests in Alabama and Mississippi show that females emerging as

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Kim D. Bowman, Lynn Faulkner, and Mike Kesinger

in cone cells were maintained in a greenhouse at the U.S. Horticultural Research Laboratory, Ft. Pierce, and irrigated as needed, alternating between water and a water-soluble fertilizer mix of 20N–10P–20K (Peters Professional, The Scotts Company

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Neil O. Anderson

, 1993b , 1994 , 1995 ). Deviations for the diagnostic traits of both species were found with regularity. Purple loosestrife individuals were found with winged loosestrife traits: alternate leaves (1.2%), seed dormancy (>95%), solitary axillary flowers

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Douglas C. Whitaker, Mihai C. Giurcanu, Linda J. Young, Pedro Gonzalez, Ed Etxeberria, Pamela Roberts, Katherine Hendricks, and Felix Roman

. in host plants using real-time PCR Plant Dis. 92 854 861 McGrane, S.J. Cornell, H.J. Rix, C.J. 1998 A simple and rapid colorimetric method for the determination of amylase in starch products Starch 4 158 163 Monerri, C. Fortunato-Almeida, A. Molina, R

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Xiaoling He, Susan C. Miyasaka, Yi Zou, Maureen M.M. Fitch, and Yun J. Zhu

and vitamin C ( Parkinson, 1984 ). Yields of taro have been declining in many of the taro-growing countries as a result of diseases caused by a host of pathogens, which include fungi, oomycetes, bacteria, viruses, mycoplasmas, and nematodes ( Brooks

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Susan C. Miyasaka, Charles E. McCulloch, and Scot C. Nelson

host resistance. For example, individual plants could “escape” from the presence of P. colocasiae due to location in the field. Of these 23 cultivars that appeared to be TLB resistant, 11 of them originated from Palau and three (Eleele Makoko, Hapuu

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Mohsen Mohseni-Moghadam, Christopher S. Cramer, Robert L. Steiner, and Rebecca Creamer

inoculum was in the field ( Fig. 1 ). On each alternate bed, IYSV-susceptible cultivars and breeding lines from the NMSU breeding program were sown in October of the previous year to act as disease-spreader rows ( Fig. 1 ). The field layout was designed

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Xiaotao Ding, Yuping Jiang, Dafeng Hui, Lizhong He, Danfeng Huang, Jizhu Yu, and Qiang Zhou

. Cucumber also shows a cyclic growth pattern in which periods of high fruit setting and slow fruit growth alternate with periods of low fruit setting and rapid fruit growth ( Marcelis, 1992 ). So far, most studies of cucumber in the greenhouse have been done