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Titlebook: Advisory Work in Crop Pest and Disease Management; Josef Palti,Reuben Ausher Book 1986 Springer-Verlag Berlin Heidelberg 1986 Pathogen.Pla

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51#
發(fā)表于 2025-3-30 09:26:30 | 只看該作者
52#
發(fā)表于 2025-3-30 14:45:54 | 只看該作者
53#
發(fā)表于 2025-3-30 20:26:34 | 只看該作者
Sebastian Auer,Inés Iba?ez-Tallontated by tradition, and by his character (such as proneness to risk aversion or innate optimism or pessimism), the information he is given, the resources at his disposal, and the availability of means of control.
54#
發(fā)表于 2025-3-31 00:05:11 | 只看該作者
55#
發(fā)表于 2025-3-31 03:45:40 | 只看該作者
Controlled Hypotension in Neuroanaesthesiac agents, either by strengthening the plant (water, fertilizers) or by checking pests or pathogens by chemical or cultural means. This is an economic decision taken against the background of biological and ecological considerations: will it, or will it not, benefit the farmer and increase his income
56#
發(fā)表于 2025-3-31 06:52:07 | 只看該作者
Controlled Hypotension in Neuroanesthesia in their reliability. More refined techniques may be required wherever higher Suffix of precision are needed. The points to be covered in this brief review are the size of sampling plots in fields and orchards, the distribution pattern of sampling units in these plots, the number of units to be sam
57#
發(fā)表于 2025-3-31 12:22:58 | 只看該作者
Controlled Hypotension in Neuroanesthesiaant to determine the optimum input into crop protection to achieve the most cost-effective use of resources. Farmers in England and Wales require an economic return from their land in order to make a profit. This does not necessarily mean achieving the maximum yield per hectare, but that which gives
58#
發(fā)表于 2025-3-31 15:08:07 | 只看該作者
https://doi.org/10.1007/978-94-011-7816-7ated ha with an additional non-irrigated 11.8 million ha devoted to field crops or grazing. The state’s gross annual agricultural production was $ 14.6 billion in 1982 (Table 1). The annual loss due to pest damage is estimated at $ 2.2 billion.
59#
發(fā)表于 2025-3-31 17:37:20 | 只看該作者
https://doi.org/10.1007/0-387-31071-1 involved in information dissemination are numerous. Many farmers in midwestern states and most agricultural suppliers’ personnel have one or more college degree. The formal education level of farmers and farm supply personnel enhances the educational process required for updating farmers and their
60#
發(fā)表于 2025-4-1 00:35:42 | 只看該作者
Controlled Markov Diffusions in ,. Geographically, it spans from 26° to 36° northern latitude, having a subtropical climate in the southern part of the state and a semi-arid climate in the central and northwestern portion of the state. Far west Texas is considered arid and far east Texas is classified as humid. Rainfall ranges from
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