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Titlebook: Hydrography and Navigation on the Congo River; A Century of Visual Paul Van Pul Book 2023 The Editor(s) (if applicable) and The Author(s),

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41#
發(fā)表于 2025-3-28 18:03:29 | 只看該作者
42#
發(fā)表于 2025-3-28 22:24:41 | 只看該作者
Paul Van Puln to weeds as pests and the concomittant increases in expenditures for their control, have focused attention on the need for effective, low-cost, and long-lasting alternative control methods. Biological control provides one such alternative. Although the natural mortality factors in the environment
43#
發(fā)表于 2025-3-29 00:22:07 | 只看該作者
Paul Van Pulome cases, with little regard to various detrimental side-effects or long-term advantage with respect, even, to the specific crop itself. This book deals fundamentally with these questions. The development of pesticide resistance in many of the target species, against which the pesticides are directed, has oc978-1-4615-6533-8978-1-4615-6531-4
44#
發(fā)表于 2025-3-29 06:01:09 | 只看該作者
45#
發(fā)表于 2025-3-29 07:40:28 | 只看該作者
Paul Van Pulome cases, with little regard to various detrimental side-effects or long-term advantage with respect, even, to the specific crop itself. This book deals fundamentally with these questions. The development of pesticide resistance in many of the target species, against which the pesticides are directed, has oc978-1-4615-6533-8978-1-4615-6531-4
46#
發(fā)表于 2025-3-29 12:05:04 | 只看該作者
47#
發(fā)表于 2025-3-29 15:35:00 | 只看該作者
Paul Van Pul with little regard to various detrimental side-effects or long-term advantage with respect, even, to the specific crop itself. This book deals fundamentally with these questions. The development of pesticide resistance in many of the target species, against which the pesticides are directed, has oc
48#
發(fā)表于 2025-3-29 23:10:07 | 只看該作者
Paul Van Puln to weeds as pests and the concomittant increases in expenditures for their control, have focused attention on the need for effective, low-cost, and long-lasting alternative control methods. Biological control provides one such alternative. Although the natural mortality factors in the environment
49#
發(fā)表于 2025-3-30 02:28:24 | 只看該作者
50#
發(fā)表于 2025-3-30 07:10:48 | 只看該作者
n to weeds as pests and the concomittant increases in expenditures for their control, have focused attention on the need for effective, low-cost, and long-lasting alternative control methods. Biological control provides one such alternative. Although the natural mortality factors in the environment
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