Effects of Canopy and Trenching Around Azadirachta indica A. Juss on Soil Properties and Herbaceous Vegetation in the Indian Desert

REFERENCES

• Anderson , J. M. and Ingram , J. S. I. 1993 . Tropical soil biology and fertility: A handbook of methods , Oxon , United Kingdom : CAB International .
   Google Scholar
• Armas , C. and Pugnaire , F. I. 2005 . Plant interactions govern population dynamics in a semi-arid plant community . Journal of Ecology , 93 : 978 – 989 .
   Web of Science ®Google Scholar
• Ashton , P. M. S. , Gamage , S. , Gunatilleke , I. A. U. N. and Gunatilleke , C. V. S. 1998 . Using Caribbean pine to establish a mixed plantation: Testing effects of pine canopy removal on plantings of rain forest tree species . Forest Ecology and Management , 106 : 211 – 222 .
   Web of Science ®Google Scholar
• Beckage , B. , Kloeppel , B. D. , Yeakley , J. A. , Taylor , S. F. and Coleman , D. C. 2008 . Differential effects of understory and overstory gaps on tree regeneration . The Journal of the Torrey Botanical Society , 135 : 1 – 11 .
   Google Scholar
• Belsky , A. J. , Mwonga , S. M. , Amundon , R. G. , Duxbury , J. M. and Ali , A. R. 1993 . Comparative effects of isolated trees on their under canopy environment in high and low rainfall savanna . Journal of Applied Ecology , 30 : 143 – 155 .
   Web of Science ®Google Scholar
• Bhandari , M. M. 1990 . Flora of the Indian desert , Jodhpur , India : MPS Repros .
   Google Scholar
• Brooks , M. L. 1999 . Habitat invisibility and dominance by alien annual plants in the western Mojave Desert . Biological Invasions , 1 : 325 – 337 .
   Google Scholar
• Bruno , J. F. , Stachowicz , J. J. and Bertness , M. D. 2003 . Inclusion of facilitation into ecological theory . Trends in Ecology and Evolution , 18 : 119 – 125 .
   Web of Science ®Google Scholar
• Callway , R. M. 1995 . Positive interaction among plants . Botanical Review , 61 : 306 – 349 .
   Google Scholar
• Cardelus , C. L. , Mack , M. C. , Woods , C. , DeMarco , J. and Treseder , K. K. 2009 . The influence of tree species on canopy soil nutrient status in a tropical lowland wet forest in Costa Rica . Plant Soil , 318 : 47 – 61 .
   Google Scholar
• Chen , B. M. , Wang , G. X. , Cheng , D. L. , Deng , J. M. , Peng , S. L. and An , F. B. 2007 . Vegetation changes and soil nutrient distribution along an oasis-desert transional zone in northwestern China . Journal of Integrative Plant Biology , 49 : 1537 – 1547 .
   Google Scholar
• Cruz , P. 1996 . Growth and nitrogen nutrition of a Dichanthiun aristatum pasture under shading . Tropical Grasslands , 30 : 407 – 413 .
   Google Scholar
• Decher , J. and Bahian , L. K. 1999 . Diversity and structure of terrestrial small mammal communities in different vegetation types on the Accra Plains of Ghana . Journal of Zoology , 247 : 395 – 408 .
   Google Scholar
• Defalco , L. A. , Bryla , D. R. , Longozo , V. S. and Nowak , R. S. 2003 . Are Mojave Desert annual species equal? Resource acquisition and allocation for the invasive grass Bromus madritensis subsp. rubens (Poaceae) and two native species . American Journal of Botany , 90 : 1045 – 1090 .
   PubMed Web of Science ®Google Scholar
• Demirbas , A. 2009 . Potential resources of non-edible oils for biodiesel . Energy Sources, Part B: Economics, Planning and Policy , 4 : 310 – 314 .
   Web of Science ®Google Scholar
• Dybzinski , R. , Fargione , J. E. , Zak , D. R. , Fornara , D. and Tilman , D. 2008 . Soil fertility increases with plant species diversity in a long-term biodiversity experiment . Oecologia , 158 : 85 – 93 .
   PubMed Web of Science ®Google Scholar
• Eissenstat , D. M. and Duncan , L. W. 1992 . Root growth and carbohydrate responses in bearing citrus trees following partial canopy removal . Tree Physiology , 10 : 245 – 257 .
   PubMed Web of Science ®Google Scholar
• Field , A. 2000 . Discovering statistics using SPSS for Windows , London , United Kingdom : Sage .
   Google Scholar
• Franzluebbers , A. J. , Stuedemann , J. A. and Wilkinson , S. R. 2002 . Bermudagrass management in the southern piedmont USA II. Soil phosphorus . Soil Science Society of America Journal , 66 : 291 – 298 .
   Web of Science ®Google Scholar
• Frost , W. E. and McDougald , N. K. 1989 . Tree canopy effects on herbaceous production of annual rangeland during drought . Journal of Range Management , 42 : 281 – 283 .
   Google Scholar
• Gerwing , J. J. 1995 . Competitive effects of three tropical tree species on two species of piper . Biotropica , 27 : 47 – 56 .
   Google Scholar
• Gómez-Aparicio , L. , Gómez , J. M. , Zamora , R. and Boettinger , J. L. 2005 . Canopy vs. soil effects of shrubs facilitating tree seedlings in Mediterranean montane ecosystems . Journal of Vegetation Science , 16 : 191 – 198 .
   Web of Science ®Google Scholar
• Holmgren , M. , Scheffer , M. and Huston , M. 1997 . The interplay of facilitation and competition in plant communities . Ecology , 78 : 1966 – 1975 .
   Web of Science ®Google Scholar
• Jackson , J. and Ash , A. J. 2001 . The role of trees in enhancing soil nutrient availability for native perennial grasses in open eucalypt woodlands of north-east Queensland . Australian Journal of Agricultural Research , 52 : 377 – 386 .
   Google Scholar
• Jefferson , L. V. and Pennacchio , M. 2005 . The impact of shade on establishment of shrubs adapted to the high light irradiation of semi-arid environments . Journal of Arid Environments , 63 : 706 – 716 .
   Google Scholar
• Jonsson , K. , Ong , C. K. and Odongo , J. C. W. 1999 . Influence of scattered néré and karate trees on microclimate, soil fertility and millet yield in Burkina Faso . Experimental Agriculture , 35 : 39 – 53 .
   Web of Science ®Google Scholar
• Kaushik , N. , Singh , B. G. , Tomar , U. K. , Naik , S. N. , Vir , S. , Bisla , S. S. … and Thakkar , P. 2007 . Regional and habitat variability in azadirachtin content of Indian neem (Azadirachta indica A. Juss) . Current Science , 92 : 1400 – 1406 .
   Web of Science ®Google Scholar
• Kay , B. L. and Leonard , O. A. 1980 . “ Effect of blue oak removal on herbaceous production in the North Sierra foothills ” . In Proceedings of the Symposium on the Ecology, Management, and Utilization of California Oaks Edited by: Plumb , T. R. 323 – 328 .
   Google Scholar
• Kim , C. , Sharik , T. L. and Jurgensen , M. F. 2004 . Canopy cover effects on nitrogen and phosphorus status in understory vegetation in oak and pine stands . Journal of Forest Research , 9 : 111 – 116 .
   Web of Science ®Google Scholar
• Kueffer , C. and Lavergne , C. 2004 . Case studies on the status of invasive woody plant species in the western Indian Ocean. 4. Réunion , Rome , Italy : Forestry Department, Food and Agriculture Organization of the United Nations . Forest Health & Biosecurity Working Papers No. FBS/4-4E
   Google Scholar
• Ludwig , F. , Dawson , T. E. , Prins , H. H. T. , Berendse , F. and Kroon , H. 2004 . Below-ground competition between trees and grasses may overwhelm the facilitative effects of hydraulic lift . Ecology Letters , 7 : 623 – 631 .
   Google Scholar
• Mapfumo , P. , Mtambanengwe , F. , Giller , K. E. and Mpepereki , S. 2005 . Tapping indigenous herbaceous legumes for soil fertility management by resource-poor farmers in Zimbabwe . Agriculture, Ecosystem & Environment , 109 : 221 – 233 .
   Web of Science ®Google Scholar
• Menezes , R. S. C. , Salcedo , I. H. and Elliot , E. T. 2002 . Microclimate and nutrient dynamics in a silvopastoral system of semiarid northeastern Brazil . Agroforestry Systems , 56 : 27 – 38 .
   Web of Science ®Google Scholar
• Miller , A. W. and Pallardy , S. G. 2001 . Resource competition across the crop-tree interface in a maize-silver maple temperate alley cropping stand in Missouri . Agroforestry Systems , 53 : 247 – 259 .
   Web of Science ®Google Scholar
• Misra , R. 1968 . The ecology work book , Calcutta , India : Oxford and IBM .
   Google Scholar
• Mlambo , D. , Nyathi , P. and Mapaure , I. 2005 . Influence of Colophospermum mopane on surface soil properties and understorey vegetation in a southern African savanna . Forest Ecology and Management , 212 : 394 – 404 .
   Web of Science ®Google Scholar
• Mordelet , P. and Menaut , J. C. 1995 . Influence of trees on above-ground production dynamics of grasses in a humid savanna . Journal of Vegetation Science , 6 : 223 – 228 .
   Web of Science ®Google Scholar
• Mwangi , E. and Swallow , B. 2008 . Prosopis juliflora invasion and rural livelihoods in the Lake Baringo area of Kenya . Conservation & Society , 6 : 130 – 140 .
   Google Scholar
• Nandeshwar , D. L. , Vijayaraghavan , A. and Meshram , Mamta . 2006 . Performance of different multipurpose tree species in degraded land of Satpura region of Madaya Pradesh . Indian Forester , 132 ( 2 ) : 205 – 210 .
   Google Scholar
• Olsen , S. R. , Cole , C. V. , Watanabe , F. S. and Dean , L. A. 1954 . Estimation of available phosphorus in soils by extraction with sodium bicarbonate , Washington , DC : U.S. Government Printing Office . U.S. Department of Agriculture Circular No. 939
   Google Scholar
• Pacific Island Ecosystems at Risk. (2007). Weed risk assessment for Azadirachta indica (neem). http://www.hear.org/pier/wra/pacific/azadirachta_indica_htmlwra.htm (http://www.hear.org/pier/wra/pacific/azadirachta_indica_htmlwra.htm)
   Google Scholar
• Petriţan , I. C. , von-Lüpke , B and Petriţan , A. M. 2011 . Effects of root trenching of overstorey Norway spruce (Piceaabies) on growth and biomass of underplanted beech (Fagussylvatica) and Douglas fir (Pseudotsugamenziesii) saplings . European Journal of Forest Research , 30 : 813 – 828 .
   Google Scholar
• Prescott , C. E. 2002 . The influence of the forest canopy on nutrient cycling . Tree Physiology , 22 : 1193 – 2000 .
   PubMed Web of Science ®Google Scholar
• Randall , R. P. 2002 . A global compendium of weeds , Melbourne , Australia : R. G. & F. J. Richardson .
   Google Scholar
• Sagar , R. , Singh , A. and Singh , J. S. 2008 . Differential effect of woody plant canopies on species composition and diversity of ground vegetation: A case study . Tropical Ecology , 49 : 189 – 197 .
   Google Scholar
• Sakthivel , V. and Vivekanandan , M. 2009 . Reclamation of tannery polluted soil through phytoremediation . Physiology and Molecular Biology of Plants , 15 : 175 – 180 .
   Google Scholar
• Schade , J. D. , Sponseller , R. , Collins , S. L. and Stiles , A. 2003 . The influence of Prosopis canopies on under storey vegetation: effect of landscape position . Journal of Vegetation Science , 14 : 743 – 750 .
   Google Scholar
• Shannon , C. E. and Weaver , W. 1963 . The mathematical theory of communication , Urbana , IL : University of Illinois Press .
   Google Scholar
• Shetty , B. V. and Singh , V. 1993 . Flora of Rajasthan (Vols , Vol. I–III) , Howrah , India : Botanical Survey of India .
   Google Scholar
• Singh , G. , Bala , N. and Rathod , T. R. 2009 . Utilization of industrial effluent for raising Azadirachta indica A. Juss seedlings in Indian Desert . Journal of Environmental Engineering and Landscape Management , 17 : 171 – 180 .
   Web of Science ®Google Scholar
• Singh , G. , Bala , N. , Rathod , T. R. and Chouhan , S. 2003 . Effect of adult neighbours on regeneration and performance of surface vegetation for control of sand drift in Indian desert . Environmental Conservation , 30 : 353 – 363 .
   Google Scholar
• Tielbörger , K. and Kadmon , R. 1997 . Relationship between shrubs and annual plant communities in a sandy desert ecosystem: A three year study . Plant Ecology , 130 : 191 – 200 .
   Web of Science ®Google Scholar
• Walkley , A. and Black , I. A. 1934 . An estimation of the Dgtjareff method for determining soil organic matter, and a proposed modification of chromic acid titration method . Soil Science , 34 : 29 – 38 .
   Google Scholar
• Weltzin , J. F. and Coughenour , M. B. 1990 . Savanna tree influence on understory vegetation and soil nutrients in northwestern Kenya . Journal of Vegetation Science , 1 : 325 – 334 .
   Web of Science ®Google Scholar
• Wilson , J. R. , Hill , K. , Cameran , D. M. and Sheltom , H. M. 1990 . The growth of Paspalum notatum under the shade of a Eucalyptus grandis plantation canopy or in full sun . Tropical Grasslands , 24 : 24 – 28 .
   Web of Science ®Google Scholar
• Yadav , J. P. and Blyth , J. B. 1996 . Combined productivity of Prosopis cineraria—Mustard agro silviculture practice . International Tree Crops Journal , 9 : 47 – 58 .
   Google Scholar