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The author has found that the stages in the ovarian cycle of female of Hylemya (Erioischia) brassicae (Bch.) can be numbered in a similar way to that ...
Read moreAdults of Hylemya (Erioischia) brassicae (Bch.) labelled with 32P were released 24 m from a plot of cabbage and recaptured with water traps. The respo...
Read moreMaize, beans (Phaseolus vulgaris) and squash (Cucurbita maxima) were grown in pure stands and mixtures for 3 seasons in Costa Rica. Vegetative biomass...
Read moreBahiagrass (Paspalum notatum) plants were grown in 5 × 5 cm pots at densities of 2, 4, 8 and 16 plants/pot and treated with 0, 100, 200 and 400 µg gal...
Read moreIn two series of experiments, the relative leaf growth rates (RA) and relative growth rates (RW) of seedlings of 8 onion cvs of diverse geographic ori...
Read moreForests provide an immense range of benefits to people, many of which are not prioritized by forest policy because they are difficult to quantify. Wil...
Read moreAnnual determinations were made of the numbers of viable weed seeds in the soil on plots of a 9-year experiment with vegetable crops in which 4 primar...
Read moreThis paper combines a structural estimation of vegetative-agriculture supply, based on a farmland-allocation model, with a market-level partial equili...
Read moreWater content and ion concentration gradients were measured in soil near a plane of onion seedling roots. Using the water content-matric potential rel...
Read moreThis paper incorporates the detrimental agronomic effects of irrigation-water salinity into an empirical economy-wide dynamic hydro-economic model to ...
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