pupuk01.blogspot.com
BUDIDAYA: Oktober 2007
http://pupuk01.blogspot.com/2007_10_01_archive.html
Rabu, 17 Oktober 2007. Deficiency and Toxicity Symptoms for the Essential Element. Deficiency Symptoms: Growth is restricted and plants are generally yellow (chlorotic) from lack of chlorophyll, especially older leaves. Younger leaves remain green longer. Stem petioles and lower leaves surfaces of corn and tomato can turn purple. Toxicity symptoms: No primary symptoms yet noted. Sometimes copper and zinc deficiency occurs in the presence of excess phosporus. Toxicity symptoms: Usually not excessively abs...
pupuk01.blogspot.com
BUDIDAYA: Deficiency and Toxicity Symptoms for the Essential Element
http://pupuk01.blogspot.com/2007/10/deficiency-and-toxicity-symptoms-for.html
Rabu, 17 Oktober 2007. Deficiency and Toxicity Symptoms for the Essential Element. Deficiency Symptoms: Growth is restricted and plants are generally yellow (chlorotic) from lack of chlorophyll, especially older leaves. Younger leaves remain green longer. Stem petioles and lower leaves surfaces of corn and tomato can turn purple. Toxicity symptoms: No primary symptoms yet noted. Sometimes copper and zinc deficiency occurs in the presence of excess phosporus. Toxicity symptoms: Usually not excessively abs...