• Weeds: Control Without Poisons by Charles Walters
  • Weeds: Control Without Poisons — 352-page, 25 mm paperback, three-quarter product view
  • Weeds: Control Without Poisons — 352-page paperback with the 25 mm fore-edge visible
  • Weeds: Control Without Poisons — 352-page, 25 mm paperback in a natural desk view
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The Josephine Porter Institute

杂草：无毒控制》，查尔斯-沃尔特斯著

杂草：无毒控制》，查尔斯-沃尔特斯著

$27.50 USD
$27.50 USD
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描述

"低生物活性是每个杂草问题的固有特点......。.每种杂草都与特定的生长环境息息相关"。没有毒药的杂草控制》作者查尔斯-沃尔特斯如是说。此外，钙、镁、钾和其他元素在平衡状态下对杂草的抑制作用可能超过市场上所有可用的除草剂。
书中具体介绍了上百种杂草，它们为什么生长，什么土壤条件会刺激或阻止它们生长，它们对土壤有什么影响，以及如何在不使用毒药的情况下控制它们。所有内容均以学名和各种常见名称进行交叉引用，并附有图解词汇表。

Frequently Asked Questions

What principle guides Weeds: Control Without Poisons?

Charles Walters presents each weed as suited to particular biological and soil conditions, so understanding those conditions becomes the basis for effective control.
How does the book use soil mineral balance in weed management?

Walters examines calcium, magnesium, potassium, and other elements in relation to biological activity and the soil environments in which weeds proliferate.
How broad is the book’s weed reference material?

It covers one hundred weeds, explains why they grow and which soil conditions encourage or limit them, and cross-references scientific and common names.
What practical tools does the book give ecological growers?

It combines soil-condition diagnosis, weed-specific guidance, and a pictorial glossary to support effective weed management without herbicides.