Directions: Suppose your university student union is planning to hold a speech contest. You are now to write a proposal for organizing the contest. The proposal may include the topic, aim, procedure and selectio
When I was seven years old my family made me an ant farm. First we put clean sand in a thin glass box. Then we waited for the ants to arrive.After the ants were in the glass farm they started to make tunnels(隧道). I was amazed that each one knew exactly what to do. Each had...
Like most ant species, harvesters live in colonies centered around a queen. The queen never leaves the colony; her job is to produce new ants. Most of the queen’s offspring become worker ants. These ants cannot reproduce; instead, they defend the colony, find food and maintain their home....
Spiders are found all around the world saveAntarctica. There are nearly 50,000 species that belong to 129 families. Though some people believe so, spiders aren’tinsects, even though both animals belong to the Arthropoda phylum. They are arachnids, which means they have four pairs of legs, l...
large blue butterfly Phengaris arion to lay its eggs on the plant, and the hatched larvae — which use scent signals to trick the ants into taking them to their nest — feed on the ant larvae and subsequently cull the population of the ants, benefiting the plant on which the ants feed....
Economic efficiency (which does not consider subsidies) is again related to added-value activities in dairy systems, but in meat systems, it involves the combination of high animal productivity (farm 5L/3Y) with high forage and feed self-sufficiency (farm 3L/2Y), in agreement with the ...
year of application, plants recover 15–25 % of the added P, with the remaining fraction converting to less soluble forms or residual P which becomes plant available over time. Improving P efficiency requires a balance between the imperatives to produce more food while minimizing P losses. ...
The bus schedule is how she relates to much of life as she relies on public transportation. Another participant chimed in firmly and gently. “To get control of your life, of your heart, and what you really want to do, you have to let go of the bus schedule. You are greater than...
portfarmson2014-05-12at 1:13 pm # Reply Maria, Not raising fish means you have to dump chemicals into the water to feed the plants, its called hydroponics. You can use any warm water, freshwater, herbivorous fish. Gold fish, catfish, carp all work. Keep looking if you feel that our...
C.Glass.( )13.Whomadethefirstantfarm? A.ABritishman.B.AnAmericanman.C.AnAustralianman.( )14.WhatdoweknowaboutMiltonLevine? A.Hedidntlikeantsatall. B.Heoftenhadapicniconthefarm. C.Heusedtowatchandcollectantsonthefarm. ( )15.WhendidMiltonLevinemakethefirstantfarm? A.In1956. B.1n1950....