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Showing 1-20 of 31 results

  1. Effect of cutting height on non-structural carbohydrates, biomass production and mortality rate of pigeon peas

    Inadequate nutrition limits small-scale livestock production by smallholder farmers in South Africa but can be addressed by the introduction of woody...

    B. A. Letty, T. Makhubedu, ... P. Mafongoya in Agroforestry Systems
    Article 01 April 2021

  2. Investigation into the strain ty** of Potato Virus Y isolates in Egypt

    Potato Virus Y (PVY) is well recognized world-wide as an important virus of potato with damaging effect on both the crop yield and quality. Recent...

    Esraa A. Elwan, Mona Rabie, ... Faiza A. Fattouh in Journal of Plant Diseases and Protection
    Article 19 November 2020

  3. Chickpea Biotic Stresses

    Chickpea (Cicer arietinum L.) is the second most important grain legume crop of world and Indian subcontinent, contributing over 65% to the worlds...
    L. Manjunatha, Anita Puyam, ... T. R. Kavitha in Genomic Designing for Biotic Stress Resistant Pulse Crops
    Chapter 2022

  4. Silvopastoral Systems in Temperate Zones of Chile

    In Chile, indigenous forests (mostly Nothofagus sp. and Acacia caven) and plantations of fast-growing exotic species cover 13.5 and 2.4 million ha,...
    Francis Dube, Alvaro Sotomayor, ... Marcelo Doussoulin in Silvopastoral Systems in Southern South America
    Chapter 2016

  5. Potato Viruses and their Management

    The potato is propagated vegetatively through seed tubers. Vector aphids are mainly responsible for spread of common viruses, viz. PVY, PLRV, PVA...
    S. M. Paul Khurana in Diseases of Fruits and Vegetables: Volume II
    Chapter 2004

  6. Summary of Prospective Global Change Impacts on Northern U.S. Forest Ecosystems

    In January 1989, the President’s Fiscal Year 1990 Budget to the Congress was accompanied by a report entitled, “Our Changing Planet: A U.S. Strategy...
    Richard A. Birdsey, Robert A. Mickler, ... Linda S. Heath in Responses of Northern U.S. Forests to Environmental Change
    Chapter 2000

  7. Forest Declines in Response to Environmental Change

    Decline diseases are intimately linked to stress and environmental change. There is strong evidence that, as a category, decline diseases have...
    Philip M. Wargo, Allan N. D. Auclair in Responses of Northern U.S. Forests to Environmental Change
    Chapter 2000

  8. Simulated Effects of N Deposition, Ozone Injury, and Climate Change on a Forest Stand in the San Bernardino Mountains

    Euro-American settlement, fire suppression, harvest, and grazing have altered forest development and distribution of many western forests including...
    M. J. Arbaugh, D. W. Johnson, W. M. Pulliam in Oxidant Air Pollution Impacts in the Montane Forests of Southern California
    Chapter 1999

  9. Molecular characterization of potato virus YN isolates by PCR-RFLP

    Based on the sequence polymorphism in the 5′ terminal part of the viral genome, a range of PVY N isolates were characterized by polymerase chain...

    L. Glais, C. Kerlan, ... S. Astier-Manifacier in European Journal of Plant Pathology
    Article 01 September 1996

  10. Host range, symptomology, and serology of isolates of potato virus Y (PVY) that share properties with both the PVYN and PVYO strain groups

    In surveys for the tobacco veinal necrosis strain of potato virus Y (PVY N ) in potato, two isolates (I-136 and I-L56) were obtained that shared...

    J. G. McDonald, R. P. Singh in American Potato Journal
    Article 01 July 1996

  11. The Dutch Elm Breeding Program

    The program is 64 years old. More than 200,000 seedlings and 2000 clones have been tested for resistance to DED and for other properties. Nine clones...
    Hans M. Heybroek in Dutch Elm Disease Research
    Chapter 1993

  12. Somaclonal Variation in Potato

    Potato (Solanum tuberosum) has been under cultivation by man for some 8000 years. At present, it ranks fifth amongst the most important food crops in...
    A. Karp in Somaclonal Variation in Crop Improvement I
    Chapter 1990

  13. Production of seed potatoes in Cyprus: incidence and economic importance of virus diseases

    Since 1981 seed potatoes have been produced on a semi-commercial scale in Cyprus by single multiplication of imported class A stocks. The main virus...

    N. Ioannou, N. J. Vakis in Potato Research
    Article 01 March 1988

  14. Structure and function of the Central Himalayan oak forests

    Oak ( Quercus spp.) forests represent the climax evergreen vegetation between 1000–3600 m in the Central Himalaya. Shrub layer is well developed in...

    S P Singh, J S Singh in Proceedings / Indian Academy of Sciences
    Article 01 August 1986

  15. Certain phenological characters of the shrub layer of Kumaun Himalayan forests

    The phenology of 49 shrub species in five forest types occurring along an altitudinal gradient (350–2150 m) in Kumaun Himalaya has been studied. The...

    P. K. Ralhan, R. K. Khanna, ... J. S. Singh in Vegetatio
    Article 01 November 1985

  16. Phenological characteristics of the tree layer of Kumaun Himalayan forests

    The phenology of tree components of natural forests occurring between 350 and 2150 m in Kumaun Himalaya is descibed. All forests had more evergreen...

    P. K. Ralhan, R. K. Khanna, ... J. S. Singh in Vegetatio
    Article 01 March 1985

  17. Canopy processing of acidic precipitation by coniferous and hardwood forests in New England

    There are several important factors that may influence how forest canopies interact with acidic deposition, including forest community species...

    C. S. Cronan, W. A. Reiners in Oecologia
    Article 01 September 1983

  18. Distribution, transport, and fate of the insecticides malathion and parathion in the environment

    The environmental dynamics of pesticides are influenced largely by the various factors operating in the environment and the physicochemical and...
    Mir S. Mulla, Lal S. Mian, James A. Kawecki in Residue Reviews
    Conference paper 1981

  19. Legume Species

    Cassie perfume distilled from the flowers. Cassie absolute used in preparation of violet bouquets, extensively used in European perfumery. Cassie...
    James A. Duke in Handbook of LEGUMES of World Economic Importance
    Chapter 1981

  20. Technische Nutzpflanzen

    Unter dieser Rubrik pflegt man in der angewandten Botanik solche Gewächse zusammenzufassen, die dem Menschen Farbstoffe, Gerbmittel, Lacke, Balsame,...
    Heinz Brücher in Tropische Nutzpflanzen
    Chapter 1977
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