假装是你
发表于 2025-3-23 13:10:41
Johann Friedrich Herbart (1776–1841)d concept it once was. Classical biological control concerned itself only with the utilization, introduction, or encouragement of parasitoids, predators, and pathogenic microorganisms. While this approach is still the most effective, practical, and widely applicable biological method at our disposal
filicide
发表于 2025-3-23 15:04:13
Advanced Series in Agricultural Scienceshttp://image.papertrans.cn/b/image/187367.jpg
哑剧
发表于 2025-3-23 19:44:15
Biological Insect Pest Suppression978-3-642-66487-8Series ISSN 0172-4207
manifestation
发表于 2025-3-24 00:43:11
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ARBOR
发表于 2025-3-24 05:36:31
Organisms Used in Classical Biological Insect Pest Suppression,Bach (1974), who compared the ratio of . economic pests to . economic pests under natural pest suppression, to the parts of an iceberg. The visible tip of the iceberg, which represents approximately one percent of the potential pest insects, may appear large and formidable, but when compared to the
obligation
发表于 2025-3-24 08:15:07
Manipulation of the Biological Environment for Insect Pest Suppression,ce (Chap. 4.1) and various cultural manipulations (Chap. 4.2) which together constitute a system for modifying the density-independent conditioning elements of the environment in order to reduce its potential carrying capacity for the pest. The latter group includes a number of more recently develop
CUB
发表于 2025-3-24 11:00:08
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纵欲
发表于 2025-3-24 15:29:29
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laceration
发表于 2025-3-24 19:12:02
Christian Niemeyer,Marek Naumanns the situation can be compared to that which existed previously. In the following three chapters we shall touch on some of the highlights in the development of the ideas and practices of “classical” biological insect pest suppression—this is, the directed use of parasitoids, predators, and pathogen
繁荣中国
发表于 2025-3-25 00:21:42
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