BOOST
发表于 2025-3-27 00:52:10
Takashi Wadand der Lebenszeit eines Bauwerkes eine Rolle spielen. Wenn die Konstruktion diesen Eigentümlichkeiten nicht Rechnung trägt, machen sich Schäden bemerkbar und das Bauwerk wird krank. Der Konstrukteur muß daher durchaus vertraut sein mit dem Verhalten der Baustoffe , um ein dauerhaftes Werk zu scha
Confound
发表于 2025-3-27 03:14:10
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桉树
发表于 2025-3-27 05:34:11
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问到了烧瓶
发表于 2025-3-27 12:33:58
Rice Planthoppers in the Past Half Century in China,ompared with tropical rice ecosystems, population development patterns of rice planthoppers in Chinese rice ecosystems are characterized as multiple planthopper pest species, complex immigration sources, high growth rate, and high outbreak frequency. Historical data on rice planthopper problems reve
BLUSH
发表于 2025-3-27 14:29:05
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废墟
发表于 2025-3-27 20:12:13
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farewell
发表于 2025-3-28 00:28:44
Rice Planthoppers in Tropics and Temperate East Asia: Difference in Their Biology,ndamental differences in population dynamics seem to be related to the origin of initial immigrants and activity of natural enemies. In tropical fields, initial immigrants originate from nearby paddy fields, resulting usually in high immigrant densities. On the other hand, few immigrants after seaso
混杂人
发表于 2025-3-28 04:17:52
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厨房里面
发表于 2025-3-28 08:23:49
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Watemelon
发表于 2025-3-28 12:15:39
The Big Picture: Prospects for Ecological Engineering to Guide the Delivery of Ecosystem Services ito increase, versus a focus on distributional issues and reduced waste, there is a need to reduce the environmental impacts of current farming practices and to avoid further depletion of biodiversity. Over the last century, biodiversity loss has accompanied agricultural intensification so a business