2 电子书 Noah E. Clark
Marc C Brown & Noah E. Clark: Federal Crop Insurance
For many farmers, crop insurance is the most important component of the farm safety net, given the breadth of commodity coverage and capability to reimburse producers for crop losses. The federal cro …
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€232.19
Marq Santerre: Spiders
This book presents current research in the study of the morphology, behavior and geographic distribution of spiders. Topics discussed include plasticity in spider webs and silk; spider webs as extend …
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€152.55