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Classical and augmentative biological control against ... - IOBC-WPRS

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Blum et al.<br />

Table 20: Structure of the questionnaire used in a survey of European farmers <strong>and</strong> retailers of<br />

<strong>biological</strong> <strong>control</strong> products<br />

Categories of questions<br />

Nbr of Questions<br />

Geographical identification 5<br />

System of production concerned 12<br />

Ownership <strong>and</strong> social related aspects 5<br />

Crop protection issues / pest occurrence, etc 18<br />

Economy of the farm, actual costs, revenues etc 12<br />

Expectations for future, cropping systems, investments, etc 9<br />

Relations with input suppliers 18<br />

Relations with advisors 18<br />

Relations with authorities 18<br />

Relation with the food chain (coops, supermarkets etc.) 18<br />

Relations with the consumers 18<br />

Relations with the public 18<br />

Expectations about innovations, role of science 12<br />

Open comments 2<br />

Survey Results: The estimated market of bio<strong>control</strong> in Europe<br />

The questionnaire made it possible to estimate the total <strong>biological</strong> market in ha <strong>and</strong> in value (Figure<br />

11) <strong>and</strong> its partition among different crops (Figure 12).<br />

These data confirm that in 2008, the main use of <strong>biological</strong>s was in protected crops, followed<br />

by grapevine <strong>and</strong> fruit production. Nearly 40% of the estimated bio<strong>control</strong> market consisted in sales<br />

of beneficial insects, compared to 25% for microorganisms <strong>and</strong> 21% for semiochemicals (Figure<br />

11).<br />

Total estimated EU sales of bio<strong>control</strong> products = 204 Mio€ in 2008<br />

18 Mio€<br />

43 Mio€<br />

52 Moi€ 12 Mio€<br />

79 Mio€<br />

Beneficial insects<br />

Beneficial nematods<br />

Microbial bio<strong>control</strong> agents<br />

Semiochemicals<br />

Natural substances<br />

Figure 11: Estimated sales of bio<strong>control</strong> products in Europe in 2008 (in Million €). The estimates<br />

were obtained by extrapolating use patterns in a representative sample of EU farmers.<br />

64

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