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  1. No Access

    Chapter

    Diseases of Stone Fruit Crops

    Stone fruits (peach, plum, cherry, apricot and nectarines) are widely cultivated throughout the temperate regions of the world. There are various production impediments in stone fruit cultivation of which dise...

    N. A. Khan, Z. A. Bhat, M. A. Bhat in Production Technology of Stone Fruits (2021)

  2. No Access

    Article

    Inhibition of midgut protease of yellow stem borer (Scirpophaga incertulas) by cysteine protease-like inhibitor from mature jackfruit (Artocarpus heterophyllus) seed

    A novel protease inhibitor was isolated and purified from the mature seeds of jackfruit (Artocarpus heterophyllus) by precipitation with ammonium sulphate, followed by DEAE-cellulose and gel filtration (Sephadex ...

    Md. Shamim, N. A. Khan, K. N. Singh in Acta Physiologiae Plantarum (2011)

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    Article

    The influence of gibberellic acid and sulfur fertilization rate on growth and S-use efficiency of mustard (Brassica juncea)

    Earlier research has shown that exogenous gibberellic acid (GA3) application increases shoot growth, photosynthesis and soil nitrogen (N) utilisation in mustard (Brassica juncea L. Czern & Coss.). Mustard has a h...

    N. A. Khan, M. Mobin, Samiullah in Plant and Soil (2005)

  4. No Access

    Article

    Effects of gibberellic acid spray on nitrogen yield efficiency of mustard grown with different nitrogen levels

    Mustard is cultivated throughout the world for oil in its seeds. Itrequires high nitrogen input for improved productivity but the nitrogen appliedto the soil is not fully utilised by the crops due to various c...

    N.A. Khan, R. Mir, M. Khan, S. Javid, Samiullah in Plant Growth Regulation (2002)

  5. No Access

    Article

    Acetylenic compounds. II. Preparation and properties of stearolic acid and the related substances

    1. 9,10-Dibromostearic acid has been prepared in different grades of purity through urea-inclusion compounds from natural sources of fatty acids. This facilitated preparation of stearolic acid.

    N. A. Khan in Journal of the American Oil Chemists Society (1956)

  6. Article

    Letter to the editor

    N. A. Khan in Journal of the American Oil Chemists Society (1955)

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  7. No Access

    Article

    Photochemical oxidation of fatty acid esters with and without chlorophyll

    1. It has been confirmed that the principal products formed in the oxidation of methyl oleate by oxygen under a ...

    N. A. Khan, W. E. Tolberg, D. H. Wheeler… in Journal of the American Oil Chemists Socie… (1954)

  8. No Access

    Article

    The composition of coffee oil and its component fatty acids

    A specimen of coffee oil has been examined with the objective of determining its composition in the light of possible uses of the oil which is recoverable as a byproduct in the soluble coffee industry. The oil...

    N. A. Khan, J. B. Brown in Journal of the American Oil Chemists Society (1953)

  9. No Access

    Article

    Acetylenic compounds. I. The dehydrohalogenation reactions by sodamide in liquid ammonia and preparation of some mono-acetylenic substances and their derivatives

    The advantages of dehydrohalogenation by sodamide in liquid ammonia over the alcoholic potassium hydroxide method are noted. The sodamine reaction is found to be a mild and quite suitable reaction for the prep...

    N. A. Khan in Journal of the American Oil Chemists Society (1953)

  10. No Access

    Article

    Application of tracer techniques to studies on autoxidation reactions

    The tracers containing deuterium, carbon isotopes, and heavy oxygen that may be applied to the studies on autoxidation reactions are described. The autoxidation of the deuterated compounds formed by replacing ...

    N. A. Khan in Journal of the American Oil Chemists’ Society (1953)

  11. No Access

    Article

    Structure of hydroperoxides obtained from autoxidized methyl linoleate

    A sample of debromination methyl linoleate has been autoxidized to a peroxide value of 671 m.e./kg. at approximately 0°C. in the dark. An essentially pure concentrate of methyl octadecadienoate monohy-droperox...

    O. S. Privett, W. O. Lundberg, N. A. Khan… in Journal of the American Oil Chemists Socie… (1953)

  12. No Access

    Article

    Selective reduction of the unsaturated compounds

    Oleic acid and methyl oleate, free of the offending dienoic and trienoic impurities, have been obtained by synthesis and isolation from natural sources. The synthetic method involved selective hydrogenation of...

    N. A. Khan in Journal of the American Oil Chemists Society (1953)

  13. No Access

    Article

    Edible vegetable oil resources of Pakistan and prospects of their development by modern methods

    N. A. Khan in Journal of the American Oil Chemists’ Society (1951)

  14. No Access

    Article

    Autoxidation of methyl oleate, methyl stearolate, and methyl 9,10-dieuteroöleate

    A comparative study of the autoxidation of methyl oleate, methyl 9,10-dideuteroöleate, methyl stearolate, and stearolic acid has re-emphasized the complexity of the autoxidation phenomenon. The autoxidation of...

    N. A. Khan, J. B. Brown, F. E. Deatherage in Journal of the American Oil Chemists’ Society (1951)

  15. No Access

    Article

    The preparation of stearolic acid and methyl dideutero-oleate, and certain of their derivatives

    1. Improved methods of synthesizing stearolic acid and 9,10-diketostearic acid in high yields are described. Dehydrobromination of dibromostearic acid by sodamide in ammonia is shown to be a very smooth and pr...

    N. A. Khan, F. E. Deatherage, J. B. Brown in Journal of the American Oil Chemists Society (1951)