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The rate of evaporation from a crop is expressed in terms of weather parameters and a quantity rS derived from profiles of temperature, humidity, and ...
Read moreThe numbers of Rhopalosiphum padi sampled using UK 12.2 m suction traps during the autumn were related to weather data from the preceding year using m...
Read moreThe Luangwa Valley is about 700 km long and up to 90 km wide, and contains about 15, 000 km2 of game reserves where local overgrazing and overbrowsing...
Read moreThe pollinating value of bees on temporarily uncaged runner beans was determined from the set on flowers known to have been visited by these insects, ...
Read moreIn a spring-fed perennial stream, complete decomposition of Acer leaves required up to 24 weeks and that of Liriodendron and Quercus leaves less than ...
Read moreThe effects of hedges and a lath barrier on the distribution of adults of Hylemya (Erioischia) brassicae (Bch.) in the field [cf. RAE/A60, 3692] was o...
Read moreThe relationship between cereal preference and rate of energy intake was studied for the mallard and 4 types of cereal grain. In a field experiment at...
Read moreA model to generate growth curves and production estimates for Calluna vulgaris at Moor House National Nature Reserve (in N. England at 560 m alt.) is...
Read moreIn response to an increasing need for an effective method to evaluate land for its potential to support wildlife populations, a land evaluation method...
Read moreAbove-ground yield and the production of senescent and dead tissue were measured in perennial and Italian ryegrasses, white and red clover and in mixt...
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