- U.S. Timber Resource in a World Economy (Routledge Revivals)
- Uchuva (Physalis peruviana L.) Reproductive Biology
- Uep! Mis aventuras en el campo
- Un avenir pour nos abeilles et nos apiculteurs
- Un défi pour la planète
- Un giardino semplice
- Una mirada al cultivo de la quinua en el departamento de Boyacá
- Una vida natural al lado de un árbol "El Manzano"
- Underexploited Spice Crops
- Understanding Life Below the Beautiful Sea Children's Fish & Marine Life
- Understanding Vineyard Soils
- Underwater Archaeology
- Undoing the Damage
- Une agronomie à l'œuvre
- Une vie en Luberon
- Une écologie de l'alimentation
- Unidade entre Teoria e Prática na Formação do Técnico em Agroecologia
- Unmanned Aerial Vehicle Systems in Crop Production
- Unmanned Aerial Vehicle: Applications in Agriculture and Environment
- Unnaturally Delicious
- Unravelling the Soil Microbiome
- Urban Agriculture and Community Values
- Urban Agroecology
- Urban Beekeeping
- Urban Expansion, Land Cover and Soil Ecosystem Services
- Urban Farming
- Urban Forests
- Urban Forests, Trees, and Greenspace
- Urban Horticulture
- Urban Land Use
- Urban Tree Management
- Urban Wildlife Management
- Using Models to Estimate Hog and Pig Inventories
- Using R for Biostatistics
- Utilisation des bois de Guyane pour la construction
- Utilisation des herbicides en forêt et gestion durable