Omar Schmildt, Enilton Nascimento de Santana, Vinicius de Souza Oliveira, Rafael Ruy Gouvea, Lucas Corrêa Souza, Alba Nise Merícia Rocha Santos, Sirlane Machado Silva, Karina Tiemi Hassuda dos Santos, Gleyce Pereira Santos, Cesar Jose Fanton, Sara Dousseau Arantes & Edilson Romais Schmildt·International Journal of Plant & Soil Science·2019
The objective of this research was to select the equation that best estimates the leaf area of the coffee tree Coffea dewevrei, from the linear dimensions of the leaves. For this purpose, 140 leaves of adult plants were collected from the Capixaba Institute for Research, Technica...
Open access
Research Article10.9734/ijpss/2019/v28i630129
L. A. Beltrán Alemán, R. I. Barbosa, I. Montero Fernández, L. C. S. Carvalho, P. E. Barni, R. L. C. Oliveira, J. F. Vale Jr., S. A. Saravia Maldonado & N. E. Arriaga Pérez·International Journal of Plant & Soil Science·2019
The Brazilian Amazonia is a region covered by an extensive mosaic of tropical forests conditioned by different topographical and hydro-edaphic features. Although studies relating environmental determinants of structure and floristic composition are systematically evolving in the...
Open access
Research Article10.9734/ijpss/2019/v28i630127
Increase in global consumption of natural rubber necessitates crop improvement of Hevea aimed at increased productivity. As conventional breeding of Hevea is very elaborate and time consuming. Hence in the present study development of tetraploids through chromosome doubling of di...
Open access
Research Article10.9734/ijpss/2019/v28i630125
Aim: A pot experiment was carried out to determine the effect of sawdust ash and lime (Ca(OH)2) on soil characteristics and yield of sunflower in acidic soil of southeastern Nigeria. Study Design: The experiment was laid out in split-plot design, using sawdust ash (0, 1, 2, 3, 4...
Open access
Research Article10.9734/ijpss/2019/v28i530121
Cowpea being a dependable source of protein for human growth and development is widely cultivated in sub-Saharan Africa including Nigeria. In spite of its numerous uses, infection by viruses constitutes serious problems to its productivity and once plants are infected, there is n...
Open access
Research Article10.9734/ijpss/2019/v28i530122
This study was conducted to evaluate the distribution of primary nutrients (NPK) in profiles of the coastal plain soils of Ikot Ekpo, Calabar, as well as evaluate other soil properties critical to agricultural productivity, in a bid to generate data that will serve as a guide to...
Open access
Research Article10.9734/ijpss/2019/v28i530123
There is a shortage of herbaceous peony cut flowers in the world market in late winter/early spring. The quality of these prestige flowers, when cultivated in warm climate regions and stored in cooling chambers during dormancy, is influenced by pre-dormancy, dormancy, and post do...
Open access
Research Article10.9734/ijpss/2019/v28i530119
Lucas Aparecido Manzani Lisboa, Reginaldo Sciarra Leonezi, Andresa Toledo Chagas, João Paulo Basaglia Freschi, Paulo Alexandre Monteiro de Figueiredo & Edson Lazarini·International Journal of Plant & Soil Science·2019
The hormones are closely related to the emergence of gemstones contained seedlings of sugarcane, at the time of planting of the stems. The objective of this work was to evaluate the effects of the ethephon associated to the position of gemstones in the cane of sugar cane in the i...
Open access
Research Article10.9734/ijpss/2019/v28i530120
Déborah Hoffmam Crause, Edney Leandro da Vitória, Carla da Penha Simon, Élcio das Graça Lacerda, Tatiana Fiorotti Rodrigues, Yago Soares Avancini, Juliana Menegassi Valle & Joyce Lopes dos Santos·International Journal of Plant & Soil Science·2019
Inadequate soil management is one of the primary causes of pasture degradation, aggravated by the replacement of natural forest environments with cultivated pastures. Thus, the objective of the present study was to quantify the flux of CO2 and organic carbon of the soil in grassl...
Open access
Research Article10.9734/ijpss/2019/v28i430118
Joana D’arc P. Matos, Rossana Maria F. Figueirêdo, Luis Paulo F. R. Silva, Maria Suiane de Moraes, Semirames do N. Silva, Zanelli Russeley T. da Costa, José Alexandre de M. Queiroz, Larissa Monique de S. Rodrigues & Agdylannah F. Vieira·International Journal of Plant & Soil Science·2019
Aims: Coconut catole is the fruit of the Syagrus cearenses palm tree, whose pulp is usually eaten in its natural form. The formulation of blends is intended to improve the acceptance of fruit with potential to be exploited. The objective of this work was to evaluate the physico-c...
Open access
Research Article10.9734/ijpss/2019/v28i430117
Marcio Paulo Czepak, Marcio Kliemann, Omar Schmildt, Rubens Neres Araujo, Vinicius de Souza Oliveira, Lucas Moreira Borges Junior, Ana Gabriela Berger Zanala, Karina Tiemi Hassuda dos Santos, Jéssica Sayuri Hassuda Santos, Gleyce Pereira Santos & Edilson Romais Schmildt·International Journal of Plant & Soil Science·2019
The objective of this work was to evaluate the effect of artificial detasseling and defoliation on the production of Pioneer 30F90 simple hybrid corn (Zea mays L.) seeds. The experiment was set up in a randomized complete block design, consisting of seven treatments (Control; det...
Open access
Research Article10.9734/ijpss/2019/v28i430114
Phytoremediation procedure can be defined as the use of selected plants in order to eliminate some heavy metals from the soil, or wastewater in a cost-effective method. This study aimed to investigate the concentrations of heavy metals such as Cd, Pb, Cu, Zn and Cr in soils and v...
Open access
Research Article10.9734/ijpss/2019/v28i430113
The effect of varied calcium sources, applied at different times and rates, on the yield and calcium concentration of mango fruit were investigated. “Van Dyke” mango cultivar tree of 10 years old was sprayed with calcium chloride, calcium nitrate, easy gro and water (control). T...
Open access
Research Article10.9734/ijpss/2019/v28i430112
Aims: A field study was carried out to evaluate the content and distribution of available sulfur in soils underlain by the Chad Formation under the South Chad Irrigation Project area, Borno State. Study Design: Purposive sampling technique was employed based on homogeneity in gen...
Open access
Research Article10.9734/ijpss/2019/v28i330111
Declining productivity of rice-wheat system in Indo–Gangetic Plains poses risk to conventional practices because of high production cost and low input use efficiency. Four crop establishment methods (CEM) and four weed management practices (WMP) were compared in a 2–year study to...
Open access
Research Article10.9734/ijpss/2019/v28i330109