Esta publicación explica el uso de los productos de poliacrilamida (PAM) para controlar la erosión en las zanjas y surcos de riego. Describe los varios tipos de PAM y las maneras de aplicarla. Incluye una lista de vendedores de productos.
The coastal regions of Oregon and Washington have different climate and soils than other parts of the states. Rainfall is high, ranging from 70 inches in southern Oregon to more than 100 inches in the coastal mountains. ...
Skip the soil and try growing vegetables in an aquaponics system that turns fish waste into fertilizer for your plants.
A list of recommended trees and shrubs in Oregon, good for controlling erosion.
Plant hormones and growth regulators are chemicals that affect flowering, aging, root growth, distortion and killing of organs, prevention or promotion of stem elongation, color enhancement of fruit, prevention of leafing and/or leaf fall, and many other conditions.