独轮车 发表于 2025-3-23 12:40:49
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Olaf Briesee most common pests are native species of defoliators, mostly Geometridae and Phasmatodea in the pines of the Andean region and leaf cutter ants in warmer areas. In addition, important diseases of the stem, leaf, and shoots, mainly caused by fungi, have been identified as current or potential constrTRACE 发表于 2025-3-24 02:04:24
urface area of plantations, including about 1.4 million ha (58%), while . spp. are about 860,000 ha (36%) of the approximately 2.4 million ha of commercial plantations in the country. Most of the commercial plantations in Chile belong to private industry. Currently, the most important diseases in .rectum 发表于 2025-3-24 06:02:32
Jochen Schwenk put this trend into an international context, in order to determine the English characteristics of the movement and, conversely, to stress the part that England has played in the urban forestry movement. The fifth chapter thus analyses the definition, remit and tools devised to deliver the objectiv轻推 发表于 2025-3-24 08:15:59
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Alison Lewis84 5. 4. 3 Policy considerations 186 5. 4. 4 Policy options 188 5. 5 Farm Forestry 190 5. 5. 1 Introduction 190 5. 5. 2 Types of farm forests 192 5. 5. 3 The dynamics in farm forestry 193 5. 5. 4 Forest policy and farm forestry 194 5. 6 Agroforestry 196 5. 6. 1 Introduction 196 5. 6. 2 History 198 5infringe 发表于 2025-3-25 02:26:16
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