Search results
Results From The WOW.Com Content Network
Hoagland solution. The Hoagland solution is a hydroponic nutrient solution that was newly developed by Hoagland and Snyder in 1933, [1] modified by Hoagland and Arnon in 1938, [2] and revised by Arnon in 1950. [3] It is one of the most popular standard artificial solution compositions for growing plants, in the scientific world at least, with ...
Plant health includes the protection of plants, as well as scientific and regulatory frameworks for controlling plant pests or pathogens. [1] Plant health is concerned with: Ecosystem health with a special focus on plants. Tree health. The control of plant pests. The control of plant pathology.
Push–pull technology is an intercropping strategy for controlling agricultural pests by using repellent "push" plants and trap "pull" plants. [1] For example, cereal crops like maize or sorghum are often infested by stem borers. Grasses planted around the perimeter of the crop attract and trap the pests, whereas other plants, like Desmodium ...
David Gerald Hessayon OBE (born 1928) is a British author and botanist of Cypriot descent who is known for a best-selling series of paperback gardening manuals known as the "Expert Guides" under his title Dr. D. G. Hessayon. The series started in 1958 with Be Your Own Gardening Expert and in 2008 it celebrated its 50th anniversary and the 50 ...
Simply use a cutting tool to remove a long, healthy leaf at its base and submerge the cut end in clean water before setting the jar in a semi-sunny location. Change the water every week, and in ...
Goeppertia makoyana is an evergreen perennial, growing to 45 cm (18 in), with round, pale, glossy green leaves. The upper surfaces of the leaves are marked with dark green blotches along the veins, and the lower surfaces coloured deep purple, with leaf shafts that are very thin. When new leaves grow they are rolled up and display their pinkish ...
The Jepson Manual. The Jepson Manual is a flora of the vascular plants that are either native to or naturalized in California. Botanists often refer to the book simply as Jepson. It is produced by the University and Jepson Herbaria, of the University of California, Berkeley. [1] Its second edition is the basis of the online Jepson eFlora.
The Peterson Field Guides (PFG) are a popular and influential series of American field guides intended to assist the layman in identification of birds, plants, insects and other natural phenomena. The series was created and edited by renowned ornithologist Roger Tory Peterson (1908–1996). His inaugural volume was the classic 1934 book A Field ...