Effects of Different Ammonium and Nitrate Ratios on Lettuce Growth

From the study Effects of Different Ammonium and Nitrate Ratios on Lettuce Growth and Accumulation of Plant Nitrogen,Phosphorus and Potassium, in China vegetables, from LEI Yu-ling,CHEN Zi-yan,SONG Shi-wei*,CHEN Ri-yuan,LIU Hou-cheng,SUN Guang-wen Under hydroponic condition, it is studied the effect of different rates of ammonium : nitrate in the nitrogen application on lettuce (Lactuca sativa L.)…

Diurnal effects on the efficiency of drip irrigation

From the report “Diurnal effects on the efficiency of drip irrigation“, of Warwick R. Adams and Ketema T. Zeleke, published at Irrigation Science Trickle (‘drip’) irrigation, a widely utilised irrigation method in viticulture, involves application of water at a slow rate from regularly spaced point sources (or emitters) above the soil surface. It is a…