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Young plants of maize and cotton grown in sand culture were kept at 1 site either during the day or night, and placed during the remainder of each day...
Read moreAquaculture is replacing capture fisheries in supplying the world with dietary protein. Although disease is a major threat to aquaculture production, ...
Read moreClimate and soil factors influencing the distribution of annual legume species collected at 207 sites throughout Syria were investigated by cluster an...
Read moreOryzopsis holciformis (M.B.). Hack. (hairy ricegrass) was sown in loess soil in containers 60 cm deep at densities of between 160 and 3200 seedlings/m...
Read moreChanges in the floristic composition of ungrazed chalk grassland on Foxhole Heath, Breckland, between 1938 and 1971 were considered in relation to cha...
Read moreThe seed bank of a golf green was monitored for 2 years by identifying germinants in core samples. The seed populations contained 24 species of which ...
Read moreTemperatures were measured at four depths in a strip clear-cut black spruce bog to determine the effect of forest canopy removal. Canopy removal had n...
Read moreRelationships between leaf relative water content (RWC), esmotic potential ( pi ), leaf water potential ( psi ) and leaf diffusion resistance (LDR) ar...
Read moreThe distribution of N, P, K, Ca, Mg and Mn in a 175-year-old Abies amabilis ecosystem is described and estimates of transfers within the system are gi...
Read moreThe unwanted development of dense understorey vegetation composed of resource-acquisitive, tall plant species competing strongly with tree regeneratio...
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