light interception
1Leigh light — The Leigh Light (abbreviated L/L) was a British World War II era anti submarine device used in the Second Battle of the Atlantic. It was a powerful (22 million candela) searchlight of 24 inches (610 mm) diameter fitted to a number of the British… …
2Archaeopteris — Taxobox fossil range = Late Devonian Early Carboniferous regnum = Plantae divisio = Progymnospermophyta † ordo = Archaeopteridales † familia = Archaeopteridaceae † genus = Archaeopteris † subdivision ranks = Species subdivision = *† Archaeopteris …
3Theoretical production ecology — tries to quantatively study the growth of crops. The plant is treated as a kind of biological factory, which processes light, carbon dioxide, water and nutrients into harvestable parts.Main parameters kept into consideration are temperature,… …
4Solar thermal collector — A solar thermal collector is a solar collector specifically intended to collect heat: that is, to absorb sunlight to provide heat. Although the term may be applied to simple solar hot water panels, it is usually used to denote more complex… …
5Leaf Area Index — The Leaf Area Index or LAI is the ratio of total upper leaf surface of vegetation divided by the surface area of the land on which the vegetation grows. The LAI is a dimensionless value, typically ranging from 0 for bare ground to 6 for a dense… …
6Oxalis oregana — Scientific classification Kingdom: Plantae (unranked) …
7The School for Field Studies — (SFS) is the USA s oldest and largest undergraduate environmental study abroad program. [http://www.petersons.com/stdyabrd/select/f1311250.asp] Through its network of field stations, SFS has been teaching students how to address critical… …
8Soybean management practices — A producer can utilize a variety of different management practices to raise a soybean crop. Type of tillage, plant population, row spacing, and planting date are four major management decisions that soybean farmers over the world must consider.… …
9Extinction (botanique) — Pour les articles homonymes, voir Extinction. En morphologie végétale, qui est une partie de la botanique, l extinction désigne la mortalité physiologique de rameaux jeunes, non liée à l’environnement. Les phénomènes de mortalité d’axes et de… …
10Room 40 — Admiralty Ripley building In Whitehall, built in 1726 and still used for naval board meetings. Room 40 was in the northern section of the first floor, on the same corridor as the boardroom and First Sea Lord s office. In the history of… …
