Trinity Publishing NZ Ltd has been producing children's books since 1997 in Australasia whilst sailing in the South Pacific islands. Since 2018 we have also begun producing work for a European readership..We love visiting the place where our book subjects live and play.
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This third edition of Experimental Design and Analysis for Tree Improvement provides a set of practical procedures to follow when planning, designing and analysing tree improvement trials. Using many fully worked examples, it outlines how to: design field, glasshouse and laboratory trials; efficiently collect and construct electronic data files; pre-process data, screening for data quality and outliers; analyse data from single and across-site trials; and interpret the results from statistical analyses. The authors address the many practical issues often faced in forest tree improvement trials and describe techniques that will efficiently give conclusive results. The techniques provided are applicable to the improvement of not only trees, but to crops in general. Building on the success of the second edition, this new edition has been fully revised to include the construction of p-rep and spatial designs using the commercially available software package for design generation (CycDesigN). For analysis of the examples, it provides online Genstat and SAS programs and a link to R programs.
For centuries, forests have provided humans and wildlife with shelter and food, but as the need for more wood products from trees increases, so too does the danger of losing the source of our natural wealth. Left untouched, forests provide beauty and recreation that continue to improve our quality of life, and it is our responsibility to take care of that which takes care of us. Forestry, Second Edition explores the science of forestry, from the types of trees and shrubs grown for commercial and medicinal use, to the impact of trees on the environment and human society. This reference is a vital tool for students and teachers of the natural world.
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This is a hands-on, practical guide to describe field trials in oil palm. The location for field trials is key, as is land preparation. Other logistics include the germination of seeds from crossing programmes, planting in a nursery and well-grown seedlings for field planting. The trial design needs to be translated into field lay out. Field planting is a critical point requiring plant care, good labelling, field lining and a system of checks, and must be timed to the rainy season. Recording of trials starts 1 year after planting for crown disease assessment and continues for yield approximately 30 months after field planting. Growth measurements also begin 30 months after planting. Tests for oil yield and quality are carried out one year after yield recording.
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Entomopathogenic nematodes (EPNs) are biocontrol agents that are used to control a wide variety of insect pests within agriculture and forestry. In addition to their use as bio-pesticides, EPNs have a fascinating biology and are thus considered model organisms in ecology, symbiosis and pathogenesis. This book presents basic knowledge and diverse applications to illustrate how EPNs play an important role as potent biocontrol solutions. It describes: Fundamental concepts such as biology, taxonomy, symbiosis genomics and behavioural ecology. Aspects of commercialization, including mass production, formulation, safety and regulation, and marketing. Diverse cropping systems e.g. maize, wheat and grains, citrus, orchard systems, berries, vine crops, vegetables and turf. Other applications including urban, nursery, forestry, greenhouse, veterinary and medical. Ecological considerations and applications in conservation biocontrol. This book is a must have for all pest management professionals including those practicing integrated pest management strategies.
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Through the lens of performance and politics, this collection zooms in on the context-specific dimensions, analogies, and micro-histories of the Left to better understand the larger picture. It proposes a search for the Left not from totalising Leftist ideological positions and partisan politics but from ethical dimensions through smaller-scale Left-leaning struggles; not from the political to the aesthetic, but from the potentiality of art to offer new political imagination and critique; not from the individual subordinated to the collective, but from the dialectics of subjectivity and collectivity. This is not an attempt at a sweeping global overview of Leftist cultures either, but a collection that brings together culture-specific and comparative perspectives. This book searches for fragments of and on the Left, past and present, through which to rethink and patch a fragmented world.
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This book provides a series of exercises of various types covering matters of hydrology and watershed management. The exercises include true/false questions, multiple choice questions, and numeric, graphical, and analytical exercises. The questions draw on the basic disciplines of hydrology and physics, with some stress placed on correct or appropriate units. The questions reflect the authors' many years of teaching watershed management at undergraduate and graduate levels. Questions cover: 1. Terminology and measurement of flow (and units) 2. Quantifying stream networks 3. Concepts of water balance and evapotranspiration 4. Slope recharge, groundwater hydrology, and water-table/phreatic aquifers 5. Single and paired watershed experiments 6. Impacts of fires on watersheds 7. Concepts and measurements of water quality 8. Flooding forests 9. Valuation of water 10. Protection of forest stream by buffers 11. Urban watershed concepts The book is self-contained, and designed to be used at any time in any place, either for revision or as source material for teaching. The work is graded so that easier questions are presented early, followed by harder questions. Answers are concise but contain enough information to help students study and revise on a topic-by-topic basis. The book concludes with suggestions for student exercises and projects and is an invaluable resource for both students and instructors.
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The ecological cultivation of rice fields with multiple cropping system is the improvement and development of the classical farming mode of China "rice field fish cultivation". The new technologies of rice field ecological cultivation introduced in this book include rice oil fish ecological cultivation mode, rice oil turtle ecological cultivation mode, rice loach ecological cultivation mode, rice oil crab ecological cultivation mode, rice oil frog ecological cultivation mode, rice oil shrimp ecological cultivation mode , rice eel ecological cultivation model, rice duck ecological cultivation model. On the basis of the previous large-scale business model, two patent technologies of "ladder cultivation" and "wedge cultivation" have been ingeniously added, which have successfully solved the bottleneck problems of escaping, overwintering in summer, ensuring feed, no tillage cultivation, directional fertilization and water-saving irrigation in the cultivation process, and initially formed a technical system of "narrow ridge, multiple maturity, close planting and sparse cultivation", and achieved good economic results Economic, ecological and social benefits.
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This book is a guide for the identification of the indigenous forest trees of Uganda. It will be useful for those who wish to contribute towards the conservation of the forests or to plant indigenous trees. Information is provided on how to propagate and cultivate about 80 of the most valuable species. Indigenous trees provide numerous resources useful for welfare and development. They include many types of timber and non-timber forest products, such as craft materials, foods and medicines. The proximity of indigenous forest helps to moderate the local climate, making it more suitable for agriculture. Indigenous forests protect springs, therefore safeguarding water supplies more effectively than exotic trees such as pines and eucalyptus. All 450 known indigenous tree species from the forests are included. Both scientific and local names are provided, the latter in 21 languages. Local names facilitate access to knowledge and values traditionally attached to the species, useful when planning pathways of development firmly rooted in local culture. The book will be invaluable for botanists, foresters, rural development workers and members of the general public concerned about contributing to conservation and sustainable development in Uganda. Many of the species grow in neighbouring countries, so the book has relevance there too.
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A moving exploration of the life and work of the celebrated American writer, blending biography and memoir with literary criticism. Since James Baldwin's death in 1987, his writing - including The Fire Next Time, one of the manifestoes of the Civil Rights Movement, and Giovanni's Room, a pioneering work of gay fiction - has only grown in relevance. Douglas Field was introduced to Baldwin's essays and novels by his father, who witnessed the writer's debate with William F. Buckley at Cambridge University in 1965. In Walking in the dark, he embarks on a journey to unravel his life-long fascination and to understand why Baldwin continues to enthral us decades after his death. Tracing Baldwin's footsteps in France, the US and Switzerland, and digging into archives, Field paints an intimate portrait of the writer's life and influence. At the same time, he offers a poignant account of coming to terms with his father's Alzheimer's disease. Interweaving Baldwin's writings on family, illness, memory and place, Walking in the dark is an eloquent testament to the enduring power of great literature to illuminate our paths.
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Considerable emphasis has been placed on the interactions between environmental change and forests in recent years. Reports have been produced detailing scenarios of forest development associated with particular changes in climate. Similarly, scenarios have been produced looking at likely trends in air quality. However, many studies have failed to recognize that some of the biggest changes for forests are related to the socioeconomicenvironment rather that the physical environment. This book considers the interactions between forestry and environmental (climatic) change, from social and economic perspectives.
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