May 2013

Aspects of the floral biology and pollen properties of Vigna unguiculata L. Walp (Fabaceae)

  The present work had the objective of collecting information pertaining to the floral biology and properties related with the viability and germinability of black-eyed bean (Vigna unguiculata) pollen grains. The study was conducted in the municipal area of Cruz das Almas, Bahia, Brazil during the months of April to June of the year 2011. In the climate and soil conditions of the study area, V....

Author(s):   Generosa Sousa Ribeiro, Adailton Freitas Ferreira, Cynthia Maria de Lyra Neves, Fernanda Silva das Mercês Sousa, Carina de Oliveira, Eloi Machado Alves, Gení da Silva Sodré and Carlos Alfredo Lopes de Carvalho

May 2013

Physiological and morphological responses of three Bromus species to drought stress at seedling stage and grown under germinator and greenhouse conditions

In order to determine the reaction of three Bromus species to drought stress, two separate experiment were conducted in both germinator and greenhouse conditions using factorial experiment based of completely randomized design with three replications in 2010 in Tehran, Iran. The drought treatments were four levels of osmotic potential (0, -0.3, -0.6 and -0.9 MPa) in germinator and four levels of osmotic...

Author(s): Mojtaba Akhavan Armaki, Melika Hashemi and Hossein Azarnivand

May 2013

Poultry manure and inorganic fertilizer to improve pearl millet yield in Niger

Low soil fertility and insufficient rainfall are the major constraints limiting pearl millet yields in Niger. Farmers use organic amendments from diverse sources as an integral component for meeting crop nutritional needs. In the Maradi region of Niger, a private poultry farm produces tons of poultry manure annually, much of which is applied to pearl millet in farmer’s fields. A field survey was conducted in...

Author(s): Nouri Maman and Stephen Mason

May 2013

Canopy trees leaf phenology in tropical dry deciduous and evergreen forests of Bhadra Wildlife Sanctuary Karnataka, India

  Leaf phenology tree species of dry deciduous and evergreen forests of Bhadra Wildlife Sanctuary (13°25’ and 13°50’ N, 75°15’ and 75°50’ E) was studied during June 2004 to May 2006. Leaf fall starts in September and with a peak in December and January. Leaf initiation starts in February and with a peak in April before monsoon, while leaf expansion starts in February...

Author(s): Appaji Nanda, Yelugere L. Krishna Murthy and Hebbalalu S. Suresh

May 2013

Effects of crop rotation and residue management on bread wheat

The objective of this study was to determine the influence of crop rotation and crop residue management on wheat yield and yield components with four crop rotations [wheat-wheat-wheat-rapeseed-wheat (WWWRW), wheat-sugar beet-wheat-potato-wheat (WSWPW), wheat-maize-wheat-potato-wheat (WMWPW) and wheat monoculture for the whole period (WWWWW)] and three levels of retaining crop residues to soil (0, 50 and 100% produced...

Author(s): Ahmad Zare Feizabady