all items  in current results   Refine your search within these categories: Animal Science and Animal Products (group results) animal ecology (2) animal health (1) animal manures (3) animal products (4) animal science (26) animals (36) zoology (24) Biological Sciences: all > botany (group results) ethnobotany (2) herbaria (2) plant biology (322) plant exploration and collection (2) Breeding and Genetic Improvement (group results) breeding (30) genetic engineering (1) genetic resources (42) genetic techniques and protocols (7) germplasm evaluation (2) Calendar Year (group results) Year (325) Economics, Business and Industry (group results) administrative management (50) economics (161) products and commodities (182) Farms and Farming Systems (group results) agricultural land (27) agricultural management (135) agriculture (2) farming systems (50) farms (10) Food and Human Nutrition (group results) food science (25) foods (34) human nutrition (9) Forest Science and Forest Products (group results) forest ecology (18) forest engineering (15) forest genetics (1) forest health (1) forest policy (4) forest products (18) forest resources (5) forest trees (14) forestry (55) forests (52) Geographical Locations (group results) Africa (26) Asia (53) Atlantic Ocean Islands (1) Australia (15) Central America (5) Europe (41) named bodies of water (9) named deserts (7) named geographical regions (15) named US National Forest System areas (1) more... Government, Law and Regulations: all > government and administration (group results) federal government (1) government agencies (51) governmental programs and projects (4) issues and policy (268) local government (3) politics (6) state government (2) Health and Pathology (group results) animal and human health (30) disease and pest management (20) epidemiology (4) etiology (12) exposure (2) pathological processes and conditions (20) plant health (29) Insects and Entomology (group results) insect biology (1) insect products (2) insects (6) Natural Resources, Earth and Environmental Sciences (group results) atmospheric sciences (80) earth system science (50) ecology (158) environment (30) environmental programs (1) environmental science (71) fire science and management (4) geography (8) geology (60) hydrology (61) more... Physical and Chemical Sciences (group results) chemical substances (141) chemistry (95) physics (74) Plant Science and Plant Products (group results) botany (326) crop management (36) crop models (4) crop production (80) crop quality (3) dendrochronology (1) horticulture (16) irrigation and drainage (41) plant breeding (24) plant characteristics (16) more... Reference Types (group results) Government Documents (1) Journal (325) Research, Technology and Engineering (group results) cartography (1) engineering (27) equipment (10) geospatial science and technology (3) information science (14) materials science (11) mathematics and statistics (53) methodology (64) research (70) support systems and models (52) more... Rural and Agricultural Sociology (group results) communication (human) (1) culture and humanities (5) demography (6) education (9) family and consumer science (8) history (1) leisure, recreation and tourism (1) organizations (4) people (66) social sciences (41) Taxa - Algae (group results) Pyrrophycophyta (1) Taxa - Animalia (group results) Arthropoda (11) Chordata (4) Nematoda (2) Taxa - Archaea, Cyanobacteria and Bacteria (group results) Eubacteria (16) Taxa - Fungi, Yeasts, Molds and Mildews (group results) Deuteromycotina (6) Dikarya (3) Glomeromycota (1) Oomycetes (2) Taxa - Plantae (group results) Bryopsida (1) Coniferophyta (17) Gnetopsida (1) Magnoliophyta (129) Sphagnopsida (2) Taxa - Viruses and Viroids (group results) positive sense, single-stranded RNA viruses (1) Time Periods Recently Viewed Items Go to Item History

These terms define your current search. Click the × to remove a term. Biological Sciences: botany × Government, Law and Regulations: government and administration × Items 321 to 326 of 326 results Group by: Biological Sciences, Government, Law and Regulations   1 41 81 121 161 201 241 281 321 (Click to View) Management to enhance pollen and nectar resources for bumblebees and butterflies within intensively farmed landscapes Journal of insect conservation (Click to View) Plant performance in stressful environments: interpreting new and established knowledge of the roles of arbuscular mycorrhizas Plant and soil (Click to View) Specialty Crop Research Initiative US Department of Agriculture (Click to View) Can Douglas fir (Pseudotsuga menziesii (Mirb.) Franco) sustainably grow in complex forest structures? Forest ecology and management (Click to View) Adoption of sustainable irrigation management practices by stone and pome fruit growers in the Goulburn/Murray Valleys, Australia Irrigation science (Click to View) A streamlined approach for sediment source fingerprinting in a Southern Piedmont watershed, USA Journal of soils and sediments 1 41 81 121 161 201 241 281 321