Catálogo de libros: Botánica y ciencias de las plantas

4974 Catálogo de libros: Botánica y ciencias de las plantas

Matemáticas y ciencia / Biologia, ciencias de la vida / Botánica y ciencias de las plantas
Libros Eliminar filtro Inglés Eliminar filtro Matemáticas y ciencia Eliminar filtro Biologia, ciencias de la vida Eliminar filtro Botánica y ciencias de las plantas Eliminar filtro Quitar filtros
  • Climatic variability and yam production in Burkina Faso
    Zaïdou Napon
    This study presents the effects of climatic variability on yam production and yield in the commune of Léo, in southern Burkina Faso. It provides a meticulous analysis of changes in various climatic parameters, notably rainfall, temperature, wind, insolation, evaporation and relative humidity over the period from 1989 to 2018, as well as yam growers’ perceptions of the variabili...
    Disponible

    96,23 €

  • Contribution of managed hydrosystems to agro-pastoral activities
    Kouakou Charles Konan
    In Côte d’Ivoire, hydrosystem development projects were set up. Over a ten-year period, these programs aimed to create 50,000 new hectares under irrigation, for all food crops combined. Various technologies adapted to local conditions were used, including run-of-river intake, drilling, small hill dams and pumping stations. In fact, the hydrosystem is a complex system whose func...
    Disponible

    96,11 €

  • In-depth analysis of professional fishing organizations
    Aboubacar Soumah
    The in-depth diagnosis of artisanal fisheries Professional Organizations (POs) in Guinea is being carried out within the framework of the AFD-funded project 'Support to the Sub-Regional Fisheries Commission for the development of co-management initiatives and for the integration of MPAs in fisheries management in West Africa'. It is the second phase of a study of the capacities...
    Disponible

    49,87 €

  • Soil conservation and management methods in tropical environments
    Michel Nkongolo Mulambuila
    Soil is a fundamental resource for human life on our planet, Earth. More than 90% of the goods we need come directly or indirectly from the soil. However, it is under threat, dangerously eroded, its productive capacity severely tested, and we are witnessing a fall in food production, for which it is mainly involved. This drop in production is caused by the deterioration of the ...
    Disponible

    36,62 €

  • Pinus elliottii var. elliottii x Pinus caribaea var. hondurensis
    Jorge Marquina / Marcelo de la Vega / Martín Pinazo
    Pinus elliottii var. elliottii x Pinus caribaea var. hondurensis has gained importance since the nineties in the province of Misiones, both for its growth and its technological aptitude. The aim of this work was to evaluate the variations in the light environment from different thinning schemes, which combined 3 intensities with 3 frequencies of intervention. Coverage, total in...
    Disponible

    60,13 €

  • Context analysis and inventory of fisheries OPs
    Aboubacar Soumah
    The diagnosis of maritime fisheries in the Republic of Guinea is being carried out with AFD’s support to the CSRP, with the aim of strengthening the participation of professional fishing organizations (POs) in the governance of the activity on which their lives depend. It focuses mainly on small-scale maritime fisheries, and attempts to update knowledge of the sector. It also r...
    Disponible

    49,68 €

  • CBG Extension Project
    Aboubacar Soumah
    As part of the CBG expansion project, a baseline study of fishing activities in the dredging zone is being carried out to gain a better understanding of the issues related to the use of the space shared by CBG and the surrounding fishermen, with a view to promoting better cohabitation of the project with the populations living off the zone’s resources. Due to its natural charac...
    Disponible

    49,68 €

  • CONTROL OF THE FLOWER BUD FLY IN PASSION FRUIT CROP
    AGUSTINA VALVERDE RODRIGUEZ / MILTAO EDELIO CAMPOS ALBORNOZ
    The book presents the results of evaluating the effects of plant extracts on the control of the flower bud fly (Dasiops sp) of passion fruit (Passiflora ligularis).The results indicate in the percentage of population incidence of the flower bud fly in passion fruit at 45 days of intervention, the lowest Dasiops sp/trap/week were recorded in the plots treated with rue extracts, ...
    Disponible

    84,03 €

  • Phenology of wild passion-fruit species
    Clotildes Neves da Silva / Fábio Faleiro / Nilton Junqueira
    The main centre of genetic diversity of the genus Passiflora is in tropical America, and Brazil has an immense variety of wild native species. The knowledge of the phenological and morphogronomic characteristics of these species is important for the development of their commercial potential. Therefore, in this study, the objective was to analyze phenological aspects of three wi...
    Disponible

    54,90 €

  • Innovative techniques in agriculture
    Josue Nkoteli
    In the past decades, there has been an immense increase in the world population, leading to a demand for food to meet the needs of the population. It is necessary, as far as possible, to adopt new techniques of rapid multiplication and to look into organic agriculture to hope for the indefinite future of future generations. Organic agriculture is an alternative mode of producti...
    Disponible

    54,90 €

  • EVALUATION OF DIFFERENT CULTIVARS OF TABLE CASSAVA
    Ariela Vieira Da Silva Moura / Charles Cardoso Santana / Thaimara Ramos Angelino de Souza
    Cassava (Manihot esculenta Crantz) is grown throughout the country, especially in the North and Northeast, mostly by small farmers. Despite being a crop known for its good adaptability to various soil and climate conditions and good resistance to pests and diseases, the cassava crop has low national average productivity. The present study aimed to evaluate the morphological, cu...
    Disponible

    60,13 €

  • EFFECT OF FEEDING REGIME ON THE GROWTH OF HYBRID RABBITS
    KAMBALE KATHAVO Symphorien / KASEREKA PATRICK David / ZAMANI NGIKE Fidèle
    Three diets were tested for weight gain in hybrid rabbits. The concentrate diet, the concentrate plus forage diet and the forage-only diet were tested in this work, with the hypothesis that the concentrate diet would result in higher growth rates in the rabbits. To achieve this, it was useful to breed the rabbits. This involved crossing 10 local females with a phenotypically Ca...
    Disponible

    60,13 €

  • INTRODUCTION TO BEEKEEPING
    Isac Bombim / Marcelo Cavalcante / Mikail Oliveira
    The rational breeding of honey bees, or beekeeping, is an agricultural activity that generates employment, income, and several products of economic and food interest to mankind. However, to prosper in this activity, it is essential to have knowledge about who these bees are, what they offer to man and the environment, how they are organized, and what techniques and equipment ar...
    Disponible

    60,44 €

  • Michigan Trees
    Charles Herbert Otis
    Michigan Trees: A Handbook of the Native and Most Important Introduced Species, has been considered important throughout human history. In an effort to ensure that this work is never lost, we have taken steps to secure its preservation by republishing this book in a modern format for both current and future generations. This complete book has been retyped, redesigned, and refor...
    Disponible

    28,63 €

  • Knowledge and use of food and medicinal plants in Kasai
    Jean Pierre Kanku Ngalamulume
    In this book I have the honor to present the results of my field research on the knowledge and use of food and medicinal plants in Kasai. I have targeted two communities: the pygmies, living in the equatorial forest near Lubunga, and the Bantus who represent the majority of the Kasai population. I listed about a hundred plants, giving them their scientific names and specifying ...
    Disponible

    36,74 €

  • Socio Economic Vulnerability Analysis of Households in Ngozi
    Sanctus Niragira
    Any action to reduce socio-economic vulnerability must begin with its diagnosis to determine its causes and dimensions. Thus, through this study, the causes of socio-economic vulnerability of households in Ngozi province were identified. Indeed, arable land is very scarce and access to this resource has become problematic. The average size of a farm is about 56 ares. Each perso...
    Disponible

    77,88 €

  • Technologies for sustainable rural development
    Milton Parron Padovan / Paulo Alex Nakata
    There is a good diversity of innovative methodologies for sharing technology and knowledge. However, it is strategic to choose the one that is most appropriate for the type of audience you want to reach. Whenever possible, it is essential to involve the target audience in technology sharing actions through collective construction, so that they are also protagonists of the proce...
    Disponible

    55,04 €

  • Effects of pyrethrum extracts on black bean aphids
    Trésor Seburiri Sendihi
    This work is the result of an experimental research on 'Effects of pyrethrum extracts on black bean aphids (Aphis fabae) in the agro-ecological conditions of Goma, DR Congo'. At the end of the experimentation, it turned out that in the results found, the most illustrative data is the mortality rate of the population recorded after treatment of the crop. In this case, treatment ...
    Disponible

    54,90 €

  • Seedling and cutting trial of eggplant brinjal
    Jean Béthel Nzwambe
    The present work, concerns the comparative study of sowing and cutting of Solanum melongena L. (brinjal eggplant) on fruit production. The objective of this work is to evaluate the effects of cuttings on growth and fruit production in comparison with the growth and production of plants from seed. Two treatments plus a control: T0 (plants from seeds), T1 (plants from cuttings) a...
    Disponible

    54,90 €

  • Domestication of two local species for agroforestry and woodland
    Bayard Kalolosi / Franck Mukangu / Hugo Kayongo
    The overall objective of this study is to conduct phenological observations under experimental conditions of Caloncoba wilwitschii seeds in the nursery under the ecological conditions of Kikwit and its surroundings. The operational objectives are to: To establish an experimental device of Caloncoba wilwitschii seeds; To determine the germination rate of the species concerned; T...
    Disponible

    56,27 €

  • Technological characteristics of Tunisian cherry wood
    Nouri Jdaidi
    Prunus avium is a component of biodiversity in forest ecosystems: its fruits are eaten by many birds and its early flowering gives it a great aesthetic value. A multipurpose tree, it is present in the forest of Kroumirie in northwest Tunisia. In this region, Prunus avium a species exploited as a rootstock for the cherry tree and as wood for cabinet making by local people. The T...
    Disponible

    60,13 €

  • FENAPAB cashew nuts group sales manual in Benin
    Issiakou Moussa
    The support to the marketing of cashew nuts of the producers members of the network through the mechanism 'Grouped Sale' is one of the main activities of FENAPAB. It should be noted that one of the problems of the cashew nut sector in Benin is the weak organisation of producers of this highly sought-after commodity around marketing. Before the official opening of the nut market...
    Disponible

    45,76 €

  • Entomofauna and Litter Production in Amazonian Forest Environments
    Leandro S. de Souza / Ruy Guilherme Correia / Telma F. V. Batista
    The forest ecosystems, their plant compositions and different forms of management present in the edaphic entomofauna the fundamental elements for their functioning, so that the knowledge of these communities is important for perspectives of sustainable management of forest ecosystems with Brazilian mahogany (Swietenia macrophylla King). These insects are important for the funct...
    Disponible

    55,10 €

  • Production of synthetic wheat by interspecific crossing
    Ali Ltifi / Mariem Saadani
    With the aim of producing synthetic wheat, interspecific hybridizations were performed between 7 genotypes of wheat grown in Tunisia (female parent) and 11 ecotypes of Aegilops tauschii, originating from Pakistan, Afghanistan, Iran, Turkmenistan and Syria (male parent). The possibility of obtaining hybrid plants, with and without embryo rescue, was studied. Aegilops pollen indu...
    Disponible

    69,78 €

  • Waste and reuse of fruit and vegetables
    Inês Pinho / Sara Rodrigues
    Currently, the contribution of the consumption stage in the estimated value of food waste in Portugal is recognized, so a sociological and behavioural approach may yield advantages in exploring and understanding this phenomenon in the household environment. This research study aims to characterise the profile of consumers of a Portuguese hypermarket chain regarding the waste an...
    Disponible

    54,90 €

  • Ylang-ylang from the Comoros
    Ahmed Abdallah Sureti
    Ylang-ylang of the Comoros, a resource that generates the most subtle perfumes and income for poor households. The sector plays a crucial role in the economy of the Comoros but is not well known. Ylang-ylang cultivation is easy to manage and simple to renew. It grows quickly. In natural conditions, the plant blooms from the second year onwards and this for several years with th...
    Disponible

    92,32 €

  • Insect Pest of Okra and their Management
    D. Kumar / Kitdorlang Kharpran / Pukhram Bhumita
    Okra, Abelmoschus esculentus is an annual vegetable crop grown in tropical and subtropical regions. In some English-speaking countries it is known as lady’s fingers and bhendi or bhindi in India. For fetching good price, it is of paramount importance to get good yield and produce quality fruits by adopting recommended practices including the control of insect pests which affect...
    Disponible

    84,51 €

  • ANIMAL TRACTION TRAINING MANUAL FOR FIELD EXTENSION WORKERS IN UGANDA
    Francis Agobe / John Obuo Emidiaits
    This handbook, though may not include all aspects of animal traction, it however describes the various training methods for extension workers and farmers on the use of oxen in various farming activities. It also brings out the importance of animal traction in farming and society (social aspects in farming communities). It covers various uses of animal traction in farming such a...
    Disponible

    60,38 €

  • Integrated Pest Management - A new dimension in sustainable future
    Ganesh Pawar
    An integrated pest management is a sound and well organised pest management strategy which uses combination of all the available methods of pest management so that desired control of the pest is achieved without harming the crop and surrounding ecology. The historical development in IPM reveals the depth of studies done by the researcher and scientists in order to formulate var...
    Disponible

    60,44 €

  • Fodder Crops, Insect Pests and Climate Changes
    Chowman Aladdin Omar / Mohamed Abdel-Raheem / Sanarya Rafiq Muhammed
    Fodder or animal feed is any agricultural foodstuff used specifically to feed domesticated livestock, such as cattle, goats, sheep, horses, chickens and pigs.Most animal feed is from plants, but some is of animal origin. 'Fodder' refers particularly to food given to the animals (including plants cut and carried to them), rather than that which they forage for themselves. It inc...
    Disponible

    117,95 €


Primera 03 04 05 06 07 08 09 10 11 12 Última